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Transcript of SONY_HCD-EC68_EC78_ver-1.0
SERVICE MANUAL
Sony CorporationAudio Business GroupPublished by Sony Techno Create Corporation
section
HCD-EC78European and Russian models:
Power output (rated):Low channel55 W + 55 W (at 8 Ω, 1 kHz, 1% THD)High channel55 W + 55 W (at 8 Ω, 8 kHz, 1% THD)
RMS output power (reference):Low channel75 W + 75 W (per channel at 8 Ω, 1 kHz, 10% THD)High channel75 W + 75 W (per channel at 8 Ω, 8 kHz, 10% THD)
Other models:
Power output (rated):Low channel50 W + 50 W (at 8 Ω, 1 kHz, 1% THD)High channel50 W + 50 W (at 8 Ω, 8 kHz, 1% THD)
RMS output power (reference):Low channel70 W + 70 W (per channel at 8 Ω, 1 kHz, 10% THD)High channel70 W + 70 W (per channel at 8 Ω, 8 kHz, 10% THD)
HCD-EC68European and Russian models (except for the UK model):
Power output (rated):50 W + 50 W (at 6 Ω, 1 kHz, 1% THD)
RMS output power (reference):70 W + 70 W (per channel at 6 Ω, 1 kHz, 10% THD)
Power output (rated):55 W + 55 W (at 6 Ω, 1 kHz, 1% THD)
RMS output power (reference):75 W + 75 W (per channel at 6 Ω, 1 kHz, 10% THD)
Other models:
Power output (rated):50 W + 50 W (at 6 Ω, 1 kHz, 1% THD)
RMS output power (reference):70 W + 70 W (per channel at 6 Ω, 1 kHz, 10% THD)
InputsAUDIO IN (stereo mini jack): Sensitivity 800 mV, impedance22 kilohms
OutputsPHONES (stereo mini jack): Accepts headphones with animpedance of 8 Ω or moreSPEAKER: impedanceHCD-EC78: 8 ΩHCD-EC68: 6 Ω
CD player sectionSystem: Compact disc and digital audio systemLaser: Semiconductor laser (λ=770 – 810 nm)Emission duration: continuousFrequency response: 20 Hz – 20 kHzSignal-to-noise ratio: More than 90 dBDynamic range: More than 88 dBTape deck section (except for the UKmodel)Recording system: 4-track 2-channel, stereo
Tuner sectionFM stereo, FM/AM superheterodyne tunerAntenna:
FM lead antennaAM loop antenna
FM tuner section:Tuning range:87.5 – 108.0 MHz (50 kHz step)Intermediate frequency: 10.7 MHz
AM tuner section:Tuning rangeAustralian, Pan-American models:530 – 1,710 kHz (with 10 kHz tuning interval)531 – 1,710 kHz (with 9 kHz tuning interval)European and Russian models:531 – 1,602 kHz (with 9 kHz tuning interval)Other models:530 – 1,610 kHz (with 10 kHz tuning interval)531 – 1,602 kHz (with 9 kHz tuning interval)Intermediate frequency: 450 kHz
HCD-EC68/EC78
SPECIFICATIONS
EXCEPT HCD-EC68: UK MODELCOMPACT DISC DECK RECEIVER
HCD-EC68: UK MODELCOMPACT DISC RECEIVER
9-889-007-012008B05-1© 2008.02
AEP ModelE Model
HCD-EC68/EC78
UK ModelAustralian Model
HCD-EC68
Ver. 1.0 2008.02
• HCD-EC68 is the amplifi er, CD player, tape deck (except UK model) and tuner section in MHC-EC68.
• HCD-EC78 is the amplifi er, CD player, tape deck and tuner section in MHC-EC78. Photo : HCD-EC78
CDSection
Model Name Using Similar Mechanism NEWMechanism Type CDM88A-K6BD90-WODOptical Pick-up Block Name KSM-213DCP
Tape deck Section (EXCEPT EC68: UK)
Model Name Using Similar Mechanism HCD-EC77
Tape Transport Mechanism Type TCM-J1 or CS-21SC-900TP
– Continued on next page –
HCD-EC68/EC78
2
1. SERVICING NOTES ............................................. 3
2. GENERAL .................................................................. 6
3. DISASSEMBLY3-1. Disassembly Flow ........................................................... 83-2. Side Panel (L)/(R) ........................................................... 93-3. Top Panel (EC68: UK model)/Top Panel Block (Except EC68: UK model) .............................................. 93-4. Tape Mechanism Deck (Except EC68: UK model) ........ 103-5. MAIN Board ................................................................... 103-6. Front Panel Section ......................................................... 113-7. Back Panel Block ............................................................ 113-8. CD Mechanism Block ..................................................... 123-9. BU Block ........................................................................ 123-10. OP Base Assy (KSM-213D) ........................................... 13
4. TEST MODE ............................................................ 14
5. MECHANICAL ADJUSTMENTS ...................... 18
6. ELECTRICAL ADJUSTMENTS ........................ 18
7. DIAGRAMS7-1. Printed Wiring Board - CD Board - ................................ 247-2. Schematic Diagram - CD Board - ................................... 257-3. Printed Wiring Board - DECK Board (Except EC68: UK model) - .................. 267-4. Schematic Diagram - DECK Board (Except EC68: UK model) - .................. 267-5. Printed Wiring Board - MAIN Board - ........................... 277-6. Schematic Diagram - MAIN Board (1/2) - ..................... 287-7. Schematic Diagram - MAIN Board (2/2) - ..................... 297-8. Printed Wiring Board - HI AMP Board (EC78) - ........... 307-9. Schematic Diagram - HI AMP Board (EC78) - .............. 307-10. Printed Wiring Board - LOW AMP Board - ................... 317-11. Schematic Diagram - LOW AMP Board - ...................... 317-12. Printed Wiring Board - PANEL Board (Suffi x-12) - ...... 327-13. Printed Wiring Board - PANEL Board (Suffi x-13) - ...... 327-14. Schematic Diagram - PANEL Board - ............................ 337-15. Printed Wiring Boards - KEY Section - .......................... 347-16. Schematic Diagram - KEY Section - .............................. 347-17. Printed Wiring Board - PT Board - ................................. 357-18. Schematic Diagram - PT Board - .................................... 36
8. EXPLODED VIEWS8-1. Panel Section ................................................................... 448-2. Tape Deck Section (Except EC68: UK).......................... 458-3. Front Panel Section ......................................................... 468-4. Chassis Section ............................................................... 478-5. Main Section ................................................................... 488-6. CD Mechanism Section (CDM88A-K6BD90-WOD) .... 49
9. ELECTRICAL PARTS LIST .............................. 50
TABLE OF CONTENTS
SAFETY-RELATED COMPONET WARNING!
COMPONENTS IDENTIFIED BY MARK 0 OR DOTTED LINE WITH MARK 0 ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS LIST ARE CRITICAL TO SAFE OPERATION.REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY.
Notes on chip component replacement• Never reuse a disconnected chip component.• Notice that the minus side of a tantalum capacitor may be dam-
aged by heat.
Flexible Circuit Board Repairing• Keep the temperature of soldering iron around 270 °C during
repairing.• Do not touch the soldering iron on the same conductor of the
circuit board (within 3 times).• Be careful not to apply force on the conductor when soldering
or unsoldering.
This appliance is classified as a CLASS 1LASER product. Thismarking is located on the rear exterior.
CAUTIONUse of controls or adjustments or performance of procedures other than those specifi ed herein may result in hazardous radiation exposure.
General
Power requirements:European and Russian models: AC 230 V, 50/60 HzMexican model: AC 127 V, 60 HzArgentine model: AC 220 V, 50/60 HzAustralian model: AC 230 – 240 V, 50/60 HzOther models: AC 120, 220 or 230 – 240 V, 50/60 Hz,adjustable with voltage selector
Power consumption:
HCD-EC78European and Russian models: 160 W
0.5 W (in Power Saving Mode)Mexican model: 160 WOther models: 150 W
HCD-EC68European and Russian models (except for the UK model): 100 W
0.5 W (in Power Saving Mode)Other models: 100 W
Dimensions (w/h/d) (excl. speakers):Approx. 200 × 306 × 415 mm
Mass (excl. speakers):
HCD-EC78European and Russian models: Approx. 6.0 kgOther models: Approx. 6.3 kg
HCD-EC68European and Russian models (except for the UK model):
Other models: Approx. 5.3 kg
Approx. 5.3 kg
HCD-EC68/EC78
3
SECTION 1SERVICING NOTES
Model Part No.EC68: AEP model 3-296-777-0[]
EC68: 120V AC area in E, Chilean and Peruvian models 3-296-779-0[]
EC78: AEP model 3-296-780-0[]
EC78: 120V AC area in E, Chilean and Peruvian models 3-296-782-0[]
EC68: Russian model 3-398-081-0[]
EC68: UK model 3-398-082-0[]
EC68: 240V AC area in E model 3-398-083-0[]
EC68: Australian model 3-398-084-0[]
EC68: Mexican model 3-398-085-0[]
EC68: Argentina model 3-398-086-0[]
EC78: Russian model 3-398-088-0[]
EC78: 240V AC area in E model 3-398-090-0[]
EC78: Mexican model 3-398-091-0[]
EC78: Argentina model 3-398-092-0[]
MODEL IDENTIFICATION– Back Panel –NOTES ON HANDLING THE OPTICAL PICK-UP
BLOCK OR BASE UNIT
The laser diode in the optical pick-up block may suffer electrostat-ic break-down because of the potential difference generated by the charged electrostatic load, etc. on clothing and the human body.During repair, pay attention to electrostatic break-down and also use the procedure in the printed matter which is included in the repair parts.The fl exible board is easily damaged and should be handled with care.
NOTES ON LASER DIODE EMISSION CHECKThe laser beam on this model is concentrated so as to be focused on the disc refl ective surface by the objective lens in the optical pickup block. Therefore, when checking the laser diode emission, observe from more than 30 cm away from the objective lens.
UNLEADED SOLDERBoards requiring use of unleaded solder are printed with the lead-free mark (LF) indicating the solder contains no lead.(Caution: Some printed circuit boards may not come printed with
the lead free mark due to their particular size)
: LEAD FREE MARKUnleaded solder has the following characteristics.• Unleaded solder melts at a temperature about 40 °C higher
than ordinary solder. Ordinary soldering irons can be used but the iron tip has to be
applied to the solder joint for a slightly longer time. Soldering irons using a temperature regulator should be set to
about 350 °C.Caution: The printed pattern (copper foil) may peel away if the
heated tip is applied for too long, so be careful!• Strong viscosity Unleaded solder is more viscou-s (sticky, less prone to fl ow)
than ordinary solder so use caution not to let solder bridges occur such as on IC pins, etc.
• Usable with ordinary solder It is best to use only unleaded solder but unleaded solder may
also be added to ordinary solder.
RELEASING THE DISC TRAY LOCKThe disc tray lock function for the antitheft of an demonstration disc in the store is equipped.
Releasing Procedure:1. Press [I/1] button to turn the power on.2. Press the [FUNCTION] button to select CD function.3. While pressing the [x] button, press the [Z] button for more 5
seconds).4. The message “UNLOCKED” is displayed and the disc tray is
unlocked.
Note: When “LOCKED” is displayed, the slot lock is not released by turning power on/off with the [I/1] button.
MODELNUMBERLABEL
SUFFIX-12/SUFFIX-13 DISCRIMINATION OF PANEL BOARD
S301
– PANEL Board (Component Side) –
LCD301
S301
CN304
Suffix-12 : 1-875-490-12Suffix-13 : 1-875-490-13
HCD-EC68/EC78
4
HOW TO REMOVE THE KNOB (VOL)
HOW TO OPEN THE TRAY WHEN POWER SWITCH TURN OFF
door (CD)
Turn a gear by a driver till a lever falls down to the position of the figure.
lever
gear
pull the tray by the hand.
knob (VOL)
hole Push the knob (VOL) by the flat head driver.
front panel block (back view)
HCD-EC68/EC78
5
CAPACITOR DISCHARGE FOR ELECTRIC SHOCK PREVENTION
MAIN board
MAIN board
C626 (EC68/EC78: E2, E3, E51, MX, AR),C678 (EC78: AEP, RU)
C622 (EC68/EC78: E2, E3, E51, MX, AR),C677 (EC78: AEP, RU)
In checking the MAIN board, make a capacitor discharge of C622, C676, C677 and C678 for electric shock prevention.
800 Ω/2W
800 Ω/2W
Tape Deck Name Tape Deck Part No. Belt Part No.
TCM-J1 A-1527-851-A 2-670-389-01 BELT (1)3-214-817-01 BELT (FR)
CS-21SC-900TP 1-797-575-11 2-688-621-01 BELT (R/F)2-688-622-01 BELT (MAIN)
HOW TO DISTINGUISH TAPE MECHANISM DECK (EXCEPT EC68: UK MODEL)Two kinds of tape mechanism decks installed by this set exist.
Please do the repair exchange after confi rming which tape mechanism deck set of the repair according to how to distinguish the fi gure below.
motor
Metal part: TCM-J1Mold part: CS-21SC-900TP
tape deck
• Abbreviation AR : Argentina model E2 : 120V AC area in E model E3 : 240V AC area in E model E51 : Chilean and Peruvian models MX : Mexican model RU : Russian model
HCD-EC68/EC78
6
SECTION 2GENERAL
This section is extracted from instruction manual.
Basic Operations Selecting a music sourcePress the following buttons (or press FUNCTION repeatedly).
To select PressCD CD .Tuner TUNER/BAND .Tape1) TAPE .Component2) (connected using an audio cord)
FUNCTION repeatedly until “AUDIO IN” appears.
1) Except for the UK model.2) If the component has the AVLS (Automatic Volume Limiter System)
or BASS BOOST function, turn off the function to avoid distorted sound from the speakers.
Adjusting the sound
To adjust the volumePress VOLUME +/– (or turn the VOLUME control on the unit) .
To add a sound effectTo PressGenerate a more dynamic sound (Dynamic Sound Generator X-tra)
DSGX on the unit.
Set the sound effect EQ .
Playing a CD/MP3 disc1 Select the CD function.
Press CD (or FUNCTION repeatedly) .2 Place a disc.
Press (open/close) on the unit, and place a disc with the label side up on the disc tray. To place additional discs, slide the disc tray with your finger as shown below.To close the disc tray, press (open/close) on the unit.Do not force the disc tray closed with your finger, as this may damage the unit.
3 Select a disc.If the discs are currently stopped, press DISC SKIP . To change discs while in other functions, press DISC 1 – 3 on the unit.
4 Start playback.Press (play) (or CD (play) on the unit) .To exchange other discs during playback, press EX-CHANGE on the unit.
To PressPause playback (pause) . To resume play,
press the button again.Stop playback (stop) .Select a folder on an MP3 disc
(select folder) +/– .
Select a track or file / (go back/go forward) (or / on the unit) .
Find a point in a track or file
Hold down / (rewind/fast forward) during playback, and release the button at the desired point.
Select Repeat Play REPEAT repeatedly until “REP” or “REP1” appears.
To change the play modePress PLAY MODE repeatedly while the player is stopped. You can select normal play (no display for all discs or “1 DISC” for a disc or “ ” for all MP3 files in the folder on the disc), shuffle play (“SHUF” for all discs shuffle, “1 DISC SHUF” for one disc shuffle or “ SHUF*” for folder shuffle), or program play (“PGM”).* When playing a CD-DA disc, (SHUF) Play performs the same
operation as 1 DISC (SHUF) Play.
Notes on Repeat PlayAll tracks or files on a disc are played repeatedly up to five times. You cannot select “REP” and “SHUF” (all discs shuffle) at the same
time.“REP1” indicates that a single track or file is repeated until you stop
it.
Notes on playing MP3 discsDo not save other types of tracks or files or unnecessary folders on a
disc that has MP3 files.Folders that have no MP3 files are skipped.MP3 files are played back in the order that they are recorded onto
the disc.The system can only play MP3 files that have a file extension of
“.MP3”.If there are files on the disc that have the “.MP3” file extension,
but that are not MP3 files, the unit may produce noise or may malfunction.The maximum number of:folders is 150 (including the root folder).MP3 files is 255.MP3 files and folders that can be contained on a single disc is 300.folder levels (the tree structure of files) is eight.
Compatibility with all MP3 encoding/writing software, recording device, and recording media cannot be guaranteed. Incompatible MP3 discs may produce noise or interrupted audio or may not play at all.
Notes on playing multisession discsIf the disc begins with a CD-DA (or MP3) session, it is recognized
as a CD-DA (or MP3) disc, and playback continues until another session is encountered.A disc with a mixed CD format is recognized as a CD-DA (audio)
disc.
Listening to the radio1 Select “TUNER FM” or “TUNER AM.”
Press TUNER/BAND repeatedly.2 Select the tuning mode.
Press TUNING MODE repeatedly until “AUTO” appears.
3 Tune in the desired station.Press +/– (or TUNING +/– on the unit) .Scanning stops automatically when a station is tuned in, and then “TUNED” and “ST” (for stereo programs) appear.
To stop automatic scanningPress (stop) .
To tune in a station with a weak signalIf “TUNED” does not appear and the scanning does not stop, press TUNING MODE repeatedly until “MANUAL” appears, and then press +/– (or TUNING +/– on the unit) repeatedly to tune in the desired station.
To reduce static noise on a weak FM stereo stationPress FM MODE repeatedly until “MONO” appears to turn off stereo reception.
Playing a tape (Except for the UK model)1 Select a tape function.
Press TAPE (or FUNCTION repeatedly) .2 Insert a tape.
Press (stop/eject) on the unit, and insert the tape into the cassette holder. Make sure there is no slack in the tape to avoid damaging the tape or the tape deck.
3 Start playback.Press (play) on the unit.
To PressPause playback (pause) on the unit. To resume
play, press the button again.Stop playback (stop/eject) on the unit.Rewind or fast forward*
/ (rewind/fast forward) on the unit.
* Be sure to press (stop/eject) on the unit after the tape has been wound or rewound to the end.
NoteDo not turn off the system during playback or recording.
Changing the displayTo PressChange information on the display*
DISPLAY repeatedly when the system is turned on.
Change Display mode (See below.)
DISPLAY repeatedly when the system is turned off.
* For example, you can view CD/MP3 disc information, such as;track or file number during normal play.track or file name (“ ”) during normal play.artist name (“ ”) during normal play.album or folder name (“ ”) during normal play.total playing time while the player is stopped.
The system offers the following display modes.
Display mode When the system is off,Power Saving Mode1)
The display is turned off to conserve power. The timer and clock continue to operate.
Clock2) The clock is displayed.1) You cannot set the clock in Power Saving Mode.2) The clock display automatically turns to Power Saving Mode after
eight seconds.
Notes on the display informationCharacters that cannot be displayed appear as “_”.The following are not displayed;total playing time for an MP3 disc.remaining playing time for an MP3 file.The following are not displayed correctly;elapsed playing time of an MP3 file encoded using VBR (variable
bit rate).folder and file names that do not follow either the ISO9660
Level 1, Level 2 or Joliet in the expansion format.The following are displayed;total playing time for a CD-DA disc when the play mode is
“1 DISC”.remaining playing time for a track.ID3 tag information for MP3 files when ID3 version 1 and
version 2 tags are used (ID3 version 2 tag information display has priority when both ID3 version 1 and version 2 tags are used for a single MP3 file).
up to 15 characters of ID3 tag information using uppercase letters (A to Z), numbers (0 to 9), and symbols (‘< > * + , – / @ [ \ ] _).
* Except for the UK model
This manual mainly explains operations using the remote, but the same operations can also be performed using the buttons on the unit having the same or similar names.
Before using the system
To use the remoteSlide and remove the battery compartment lid , and insert the two R6 (size AA) batteries (supplied), side first, matching the polarities shown below.
Notes on using the remoteWith normal use, the batteries should last for about six months.Do not mix an old battery with a new one or mix different types of
batteries.If you do not use the remote for a long period of time, remove the
batteries to avoid damage from battery leakage and corrosion.Batteries installed devices shall not be exposed to excessive heat such
as sunshine, fire or the like.
To set the clock1 Turn on the system.
Press (on/standby) to turn on the system.2 Select the clock set mode.
Press CLOCK/TIMER SET . The hour indication flashes. If “PLAY SET” flashes, press /repeatedly to select “CLOCK,” and then press ENTER .
3 Set the time.Press / repeatedly to set the hour, then press ENTER . The minute indication flashes.Use the same procedure to set the minutes.
NoteThe clock settings are lost when you disconnect the power cord or if a power failure occurs.
*
Using optional audio components
To connect an optional headphonesConnect headphones to the PHONES jack on the unit.
To connect an optional componentConnect additional audio source components to the AUDIO IN jack on the unit using an analog audio cord (not supplied). Turn down the volume on the system, and then select the AUDIO IN function.
HCD-EC68/EC78
7
Creating your own CD program (Program Play)Use buttons on the remote to create your own program.1 Press CD to select the CD function.
2 Press PLAY MODE repeatedly until “PGM” appears while the player is stopped.
3 Press DISC SKIP to select a disc.
4 Press / (or / on the unit) repeatedly until the desired track number appears.When programming MP3 files, press +/– repeatedly to select the desired folder, and then select the desired file.
Selected track or file number
Total playing time of the
selected track
5 Press ENTER to add the track or file to the program.
6 Repeat steps 3 through 5 to program additional tracks or files, up to a total of 25 tracks or files.
7 To play your program of tracks or files, press (or CD on the unit) .The program remains available until you open the disc tray. To play the same program again, select the CD function, and then press (or CD on the unit) .
To cancel Program PlayPress PLAY MODE repeatedly until “PGM” disappears while the player is stopped.
To delete the last track or file of the programPress CLEAR while the player is stopped.
To view program information, such as total track number of the programPress DISPLAY repeatedly.
Presetting radio stationsYou can preset your favourite radio stations and tune them in instantly by selecting the corresponding preset number. 1 Tune in the desired station (See “Listening to the
radio”).
2 Press TUNER MEMORY .Preset number
3 Press +/– (or TUNING +/– on the unit) repeatedly to select your desired preset number.If another station is already assigned to the selected preset number, the station is replaced by the new stations.
4 Press ENTER .
5 Repeat steps 1 through 4 to store other stations.You can preset up to 20 FM and 10 AM stations. The preset stations are retained for about half a day even if you disconnect the power cord or if a power failure occurs.
6 To call up a preset radio station, press TUNING MODE repeatedly until “PRESET” appears, and then press +/– (or TUNING +/– on the unit) repeatedly to select the desired preset number.
Other Operations Recording onto a tape (Except for the UK model)Use a TYPE I (normal) tape only. You can record just the portions you like from a sound source, including connected audio components.Use buttons on the unit to control tape recording.1 Insert a recordable tape into the cassette holder
with the side you want to record facing up.
2 Prepare the recording source.Select the desired source to record.Place the disc you want to record and press DISC SKIP to select a disc.When recording a folder from an MP3 disc, press PLAY MODE repeatedly to select “ ,” and then press +/– repeatedly to select the desired folder.To record only your favourite CD tracks or MP3 files in your desired order, perform steps 2 to 5 of “Creating your own CD program.”
3 Start recording.Press (record) , and then start playing the desired recording source.The CD starts playing automatically after 10 seconds have passed.If there is noise while recording from the tuner, reposition the appropriate antenna to reduce the noise.While recording, you cannot listen to other sources.
To stop recordingPress .
TipWe recommend that you press first, and then press to avoid noise being recorded when you stop recording.
Using the timersThe system offers two timer functions. If you use both timers, the Sleep Timer has priority. Use buttons on the remote to use the timer functions.
Sleep Timer:You can fall asleep to music. This function works even if the clock is not set.Press SLEEP repeatedly. If you select “AUTO,” the system automatically turns off after the current disc or tape stops or in 100 minutes.If the tape deck is still playing or recording at the set time, the system turns off after the tape deck stops.
Play Timer:You can wake up to CD or tuner at a preset time. Make sure you have set the clock.1 Prepare the sound source.
Press VOLUME +/– (or turn VOLUME on the unit) to adjust the volume.To start from a specific CD track or MP3 file, create your own CD program.
2 Press CLOCK/TIMER SET .
3 Press / repeatedly to select “PLAY SET,” then press ENTER .“ON TIME” appears, and the hour indication flashes.
4 Set the time to start playback.Press / repeatedly to set the hour, then press ENTER .The minute indication flashes. Use the procedure above to set the minutes.
5 Use the same procedure as in step 4 to set the time to stop playback.
6 Select the sound source.Press / repeatedly until the sound source you want appears, then press ENTER . The display shows the timer settings.
7 Press to turn off the system.If the system is on at the preset time, the Play Timer will not play.
To activate or check the timer againPress CLOCK/TIMER SELECT , press /repeatedly until “PLAY SEL” appears, then press ENTER .
To cancel the timerRepeat the same procedure as above until “OFF” appears, and then press ENTER .
To change the settingStart over from step 1.
TipThe Play Timer setting remains as long as the setting is not cancelled manually.
HCD-EC68/EC78
8
SECTION 3DISASSEMBLY
• This set can be disassembled in the order shown below.
3-1. DISASSEMBLY FLOW
3-2. SIDE PANEL (L)/(R) (Page 9)
3-3. TOP PANEL (EC68: UK MODEL)/TOP PANEL BLOCK (EXCEPT EC68: UK MODEL) (Page 9)
3-4. TAPE MECHANISM DECK (EXCEPT EC68: UK MODEL) (Page 10)
3-6. FRONT PANEL SECTION (Page 11)
3-5. MAIN BOARD (Page 10)
3-7. BACK PANEL BLOCK (Page 11)
3-8. CD MECHANISM BLOCK (Page 12)
3-11. OP BASE ASSY (KSM-213D) (Page 13)
3-9. BU BLOCK (Page 12)
SET
HCD-EC68/EC78
9
Note: Follow the disassembly procedure in the numerical order shown below.
3-2. SIDE PANEL (L)/(R)
3-3. TOP PANEL (EC68: UK MODEL)/TOP PANEL BLOCK (EXCEPT EC68: UK MODEL)
two screws (BVTP3 × 10)
two screws (BVTP3 × 10) four screws
(case3 TP)
side panel (L)
side panel (R)
four screws (case3 TP)
flexible flat cable (9 core) (CN606) (except EC68: UK)
top panel (EC68: UK) top panel block (except EC68: UK)
two screws (BVTP3 × 10)
two screws (BVTP3 × 10)
screw (KTP3 × 10)
screw (KTP3 × 10)
HCD-EC68/EC78
10
3-5. MAIN BOARD
two screws (BVTP3 × 10) (EC78)
two screws (BVTP3 × 10)
connector (CN601)
connector (CN633)
flexible flat cable (5 core) (CN603)
flexible flat cable (5 core) (CN602) (EC78)
connector (CN151)
MAIN board
two screws (BVTP3 × 6)
screw (BVTP3 × 10)
flexible flat cable (27 core) (CN607)
flexible flat cable (9 core) (CN605)
connector (CN604)
flexible flat cable (21 core) (CN608)
3-4. TAPE MECHANISM DECK (EXCEPT EC68: UK MODEL)
Note: This illustration is seeing top panel block from inside.
two screws (2.6 × 8)
two screws (2.6 × 8)
bracket (deck)
DECK board
two screws (BVTP3 × 6)
connector (CN501)
tape mechanism deck (TCM-J1 or CS-21SC-900TP)
top panel block
HCD-EC68/EC78
11
3-6. FRONT PANEL SECTION
two screws (BVTP3 × 10)
flexible flat cable (9 core) (CN605)
Turn a gear by a driver till a lever falls down to the position of the figure.
pull the tray by hand.
lever
gear
flexible flat cable (27 core) (CN607)
flexible flat cable (13 core) (CN302)
door (CD)
front panel section
3-7. BACK PANEL BLOCK
six screws (BVTP3 × 10)
two screws (BVTP3 × 10)
screw (BVTP3 × 10)
connector (power cord) (CN053)
connector (CN601)
back panel block
Cut the clamp.
two screws (BVTP3 × 10)
two screws (BVTP3 × 10) (EC78)
Note: Please do not forget fixation by clamping when you install the power cord.
HCD-EC68/EC78
12
3-8. CD MECHANISM BLOCK
3-9. BU BLOCK
four screws (BVTP3 × 10)
two tapes
flexible flat cable (21 core) (MAIN board: CN608/ CD board: CN201)
flexible flat cable (13 core)
CD mechanism block
Note: When installing the CD mechanism section, install two tapes for prevention of noise.
two screws (PTPWHM2.6)
two coil springs (insurator)
two coil springs (insurator)
insulator
insulator
insulator
insulator
BU block
two screws (PTPWHM2.6)
HCD-EC68/EC78
13
3-10. OP BASE ASSY (KSM-213D)
op base assy (KSM-213D)
flexible flat cable (16 core) (CN301)
CD board
Remove four solders.
HCD-EC68/EC78
14
SECTION 4TEST MODE
COLD RESETThe cold reset clears all data including preset data stored in the memory to initial conditions. Execute this mode when returning the set to the customer.Procedure:1. In the standby status, press the [I/1] button to turn the power
on.2. Press three buttons of [x], [FUNCTION] and at last [I/1] si-
multaneously.3. When “RESET” appears, the set enters standby status.
PANEL TEST MODEEnter The Panel Test ModeProcedure:1. In the standby status, press the [I/1] button to turn the power
on.2. Press three buttons of [DISPLAY], [x], and [FUNCTION] si-
multaneously.3. When the panel test mode is activated, LEDs and segments of
the liquid crystal display are all turned on.
Version CheckProcedure:1. In the panel test mode (all LEDs and segments of the liquid
crystal display are turned on), press the [FUNCTION] button.2. On the liquid crystal display, date and version are displayed
“xxxxxxxx”. For example, “1114V102”.3. From this status, press the [X] button, and the destination and
model name are displayed. For example, “CE2” and “ESLO–”
4. To release from this mode, press three buttons of [DISPLAY], [x], and [FUNCTION] simultaneously.
Key Test ModeProcedure:1. In the panel test mode (all LEDs and segments of the liquid
crystal display are turned on), press the [DISPLAY] button.2. The message “KEY0 0 0”displayed. Whenever any buttons
are pressed and the [VOLUME] dial is turned, the value is changed.
3. To release from this mode, press three buttons of [DISPLAY], [x], and [FUNCTION] simultaneously.
CD REPEAT 5 LIMIT CANCEL MODENumber of repeats for CD playback is 5 times when the repeat mode is “REPEAT”. This mode enables CD to repeat playback for limitless times.Procedure:1. Press the [I/1] button to turn the power on.2. Press the [FUNCTION] button to select CD function.3. Press three buttons of [DISPLAY], [x], and [l m – TUN-
ING] simultaneously. 4. It enters the CD repeat 5 limit cancel mode and displays “NO
LIMIT”5. To release this mode, press the [I/1] button to turn the power off.
CD SHIP MODEThis mode can run the CD sled motor optionally. Use this mode, for instance, when cleaning the optical pick-up.Procedure:1. Press the [I/1] button to turn the power on.2. Confi rm there is no disc in all trays.3. Press the [FUNCTION] button to select CD function.4. Press two buttons of [CD N] and [I/1] simultaneously.5. Set to the CD ship mode. (chucking on)6. After blink “STANDBY”, “LOCK” is displayed, disconnect
the AC plug.
CD TRAY LOCKThis mode is for the antitheft of CD disc in shop. (not for trans-port)Procedure:1. Press the [I/1] button to turn the power on.2. Press the [FUNCTION] button to select CD function.3. Insert a disc.4. While pressing the [x] button, press the [Z] button for more 5
seconds.5. The message “LOCKED” is displayed and the disc tray is
locked. (Even if exiting from this mode, the disc tray is still locked)
6. If press the [Z] button to eject the disc, the message “LOCKED” is displayed and can not eject the disc.
7. To release this lock, while pressing the [x] button, press the[Z] button for 5 seconds again.
8. The message “UNLOCKED” is displayed and the disc tray is unlocked.
CD POWER MANAGEThis mode is for switch the CD power supply on/off. Even if this state pulls out AC plug, it is held.Procedure:1. Press the [I/1] button to turn the power on.2. Press the [FUNCTION] button to select CD function.3. Press the [I/1] button again to turn the power off (standby).4. After pressing the [DISPLAY] button, while pressing the [x]
button, press the [I/1] button.5. It turns power on and display “CD POWER”, then display
“ON” or “OFF”.
CHANGE-OVER THE AM TUNING INTERVAL(Except EC68: AEP, UK and Russian/EC78: AEP and Russian models)The AM tuning interval can be changed over 9 kHz or 10 kHz.Procedure:1. Press the [I/1] button to turn the power on.2. Press the [TUNER/BAND] button to select TUNER (AM)
function.3. Press the [I/1] button again to turn the power off (standby).4. After pressing the [DISPLAY] button, while pressing the
[TUNING + M L] button, press the [I/1] button.5. It turns power on and display “9k STEP” or “10k STEP”, and
thus the tuning interval is changed over.
CD SHIP AND COLD RESETProcedure:1. Press the [I/1] button to turn the power on.2. Confi rm there is no disc in all trays.3. Press the [FUNCTION] button to select CD function.4. Press three buttons of [PLAY MODE/TUNING MODE],
[l m – TUNING] and [I/1] simultaneously.5. After blink “STANDBY”, “RESET” is displayed, disconnect
the AC plug.
COMMON TEST MODEProcedure:1. Press the [I/1] button to turn the power on.2. Press three buttons of [PLAY MODE/TUNING MODE],
[TUNING + M L], and [DISPLAY] simultaneously.3. It enters the common test mode and displays “COMMON”.4. Each time the [VOLUME] dial is turned, “VOL MIN”, “VOL
16”, and “VOL MAX” are displayed5. To release from this mode, press three buttons of [PLAY
MODE/TUNING MODE], [TUNING + M L], and [DIS-PLAY] simultaneously.
HCD-EC68/EC78
15
[CD SERVO TEST MODE]This mode can check the servo system operations of the optical pick-up system (= optical unit + CD board).
Note1: Do not enter the [CD SERVO TEST MODE] while any other test mode is in progress.
Note2: Do not enter any other test mode while the [CD SERVO TEST MODE] is in progress.
How to Enter the CD Servo Test ModeProcedure:1. Press the [I/1] button to turn the power on.2. Press the [FUNCTION] button to select CD function.3. Press three buttons of [CD N], [l m – TUNING] and
[DISPLAY] simultaneously. 4. It enters the CD servo test mode and displays “BDT S CU”.
How to Exit from the CD Servo Test ModeProcedure:1. Press three buttons of [CD N], [l m – TUNING] and
[DISPLAY] simultaneously. 2. It releases from the CD Servo Test Mode and returns to the
ordinary CD function.
Key Operation:[ +], [ –]: Use these keys to move between the fi ve modes
contained in the CD Servo Test Mode, that are the S-Curve Mode, the RAM Read Mode, the RAM Write Mode, the Command Out Mode and the Error Rate Mode as described below. Also, use these keys to move between the menus within the respective fi ve modes. When [ +] is pressed, the screen ad-vances to the next menu or to the next mode. When [ –] is pressed, the screen returns back to the previous menu or to the previous mode. Use these keys also to increase or decrease the numeric value when changing the numeric value. Pressing [ +] increases the value and pressing [ –] decreases the value.
[DSGX] , [EQ]: Use these keys to move between the different layers
of the hierarchy of the CD Servo Test Mode shown below. Press [DSGX] to move down to the lower layer, and press [EQ] to move up to the higher lay-er.
[TUNING + M L], [l m – TUNING]: Use these keys to move the cursor to the right digit
or to the left digit in the six-digit number, when changing the numeric value.
Press [TUNING + M L] to move the cursor to the right, and press [l m – TUNING] to return the cursor to the left.
[FUNCTION]: Use this key to execute Command Out in the Com-
mand Out Mode.
CD Servo Test Mode Tree:
S Curve Mode LD ON (BDT S CU) (LD ON)
RAM Read Mode Disc Type value indication (BDTRAM R) (DISCTYPE) (AL: 0000, RW: 0001) Gain Index value indication (GAININDX) (0001) RFO GAIN value indication (RFO_GAIN) (0009) FEO GAIN value indication (FEO_GAIN) (0005) SBAD GAIN value indication (SBAD_GAI) (0007) TEO GAIN value indication (TEO_GAIN) (000A) Disc Size value indication (DISCSIZE) (0000: Non disc, 0001: 8cm, 0002: 12cm) Op ABRAKE Error value indication (OPABRKER) (0000) SBBT Data value indication (SBBT DAT) (006C) FEOOCD value indication (FEOOCD) (0440)
RAM Write Mode SPG Mask value edit (BDTRAM W) (00 SPG) (Non mask:00, Mask:01) Fix RF Gain value edit (00 FIX) (Non Fix:00, AL Fix:01, RW Fix:02) TMAX ON value edit (00 TMA) Driver Mute OFF value edit (00 D_M) (Normal:00, Forced OFF:01)
Command Out Mode COMOUT6X value edit command out (BDT COMO) (COMOUT6X) (000000) (OK) READ2X value edit command out (READ2X) (60) (50) REG READ value edit command out (REG_READ) (00) (0000) FEBC? command out (FEBC?) (00) FGADD? command out (FGADD?) (10) TEBC? command out (TEBC?) (00) TGADD? command out (TGADD?) (00) RFGC? command out (RFGC?) (00) FEOF? command out (FEOF?) (FFC0) TEOF? command out (TEOF?) (FFC0) TEIOCD1? command out (TEIOCD1?) (FE80) TEIOCD2? command out (TEIOCD2?) (FF40) TEIOCD3? command out (TEIOCD3?) (FFC0) TEOOCD? command out (TEOOCD?) (FD00) FEOOCD? command out (FEOOCD?) (F780) MONITOR value edit command out (MONITOR) (570A00) (OK) Error Rate Mode Error rate indication (BDT ERR) (00000000)
Higher layer Lower layer of menu hierarchy
HCD-EC68/EC78
16
CD SERVICE MODEThis mode can move the SLED of the optical pick-up, and also can turn the optical pick-up laser power on and off.Procedure:1. Press the [I/1] button to turn the power on.2. Press three buttons of [CD N], [TUNING + M L], and
DISPLAY simultaneously.3. Press the [FUNCTION] button to select CD function.4. It enters the CD service mode and displays “SERVICE”.5. To exit from this mode, press three buttons of [CD N], [TUN-
ING + M L] and DISPLAY simultaneously.
Key Operation:[TUNING + M L], [l m – TUNING]: Use these keys to move the SLED. When [TUN-
ING + M L] is pressed in this mode, the SLED moves to outer circumference and the message “SLED OUT” is displayed.
When [l m – TUNING] is pressed in this mode, the SLED moves to inner circumference and the message “SLED IN” is displayed.
[DISPLAY]: Use this key to turn the optical pick-up laser power
on and off. When the laser power is turned on, the message “LD ON” is displayed. When the laser power is turned off, the message “LD OFF” is dis-played.
CD ERROR CODEThe past errors of the CD mechanism (CDM) are displayed as the CDM Errors, and those of the optical pick-up system (= optical unit + CD board) are displayed as the BD Errors as shown below. Procedure:1. Press the [I/1] button to turn the power on.2. Press the [FUNCTION] button to select CD function.3. Press three buttons of [TUNING + M L], [x] and [DIS-
PLAY] simultaneously.4. Then, the CDM error code is displayed as “M0xxxxxx” (x
means hexadecimal number) on the liquid crystal display as shown below.
5. Every pressing of the [TUNING + M L] button in this mode increments the number after “M” starting from “M0” up to “M9”, and then returns to “M0”. Every pressing of the [l m – TUNING] button in this mode decrements the number after “M”. The smaller the error code number is, the newer the error content is.
6. When the [PLAY MODE/TUNING MODE] button is pressed then, the BD error code is displayed as “D0xxxxxx” (x means hexadecimal number) on the liquid crystal display as shown below. In the same way as the CDM error code, use of the [TUNING + M L] and the [l m – TUNING] but-tons in this mode enables tracing of the error history.
7. To release from this mode, press the [I/1] button to turn the power off.
Contents of “CDM Errors”Error display example M 0 FF 11 42 1 2 3 4
1 It indicates the error history number 0 to 9: The error code number 0 indicates the newest error.
2 It indicates whether the CDM error occurs in the normal opera-tions or during the initialization operation. FF : The error has occurred in the normal opera-
tions. Other than FF : The error has occurred during the initialization
operation.
3 It indicates the processing during which the trouble has oc-curred.01: The disc EJECT processing is in progress.02: The disc INSERTION-WAITING processing is in prog-
ress.03: Processing of the disc INSERTION-REQUEST for the up-
per CD tray is in progress.04: Processing of the disc EJECTION-REQUEST for the up-
per CD tray is in progress. 05: The disc pulling-in operation is in progress.06: The disc chucking processing is in progress.07: The disc re-chucking processing is in progress.08: The disc chucking-release completion operation is in prog-
ress.
4 It indicates the operation during which the trouble has oc-curred.00 : Waiting for the operation.10 to 13 : The disc EJECT operation is in progress.20 : The disc pulling-in operation is in progress.30 : The disc chucking-release operation is in progress.40 to 43 : The disc EJECT operation due to error is in prog-
ress.
Contents of “BD Errors” Error display example D 0 02 09 01 1 2 3 4
1 It indicates the error history number 0 to 9: The error code number 0 indicates the newest error.
2 It indicates the error content01: The focus servo cannot lock-in. 02: GFS is no good (NG).03: The startup time exceeds the specifi ed period of time (time
over)04: The focus servo is unlocked continuously. 05: Q code cannot be obtained within the specifi ed period of
time.06: The tracking servo cannot lock-in.07: Blank disc
HCD-EC68/EC78
17
3 It indicates the on-going processing of optical pick-up system (= optical unit + BD board) when the trouble has occurred.01: The CD SHIP mode processing is in progress.02: The POWER OFF processing is in progress.03: The INITIALIZE processing is in progress.04: The optical pick-up system (= optical unit + BD board) is
in the stop state. 05: The STOP operation is in progress.06: The startup processing is in progress.07: The TOC read-in processing is in progress.08: The SEARCH operation is in progress.09: The PLAY operation is in progress.0A: The PAUSE operation is in progress.0B: The PLAY – MANUAL SEARCH operation is in prog-
ress.0C: The PAUSE – MANUAL SEARCH operation is in prog-
ress.
4 It indicates the operation that is being processed when the trou-ble has occurred.
It indicates the step number of each processing specifi ed by 3. Because the numbers of steps are different in each processing, this number is different in each processing.
CD FACTORY MODE
Note1: Do not enter the [CD FACTORY MODE] while any other test-mode is in progress.
Note2: Do not enter any other test mode while the [CD FACTORY MODE] is in progress.
Procedure:1. Press the [I/1] button to turn the power on.2. Press the [FUNCTION] button to select CD function3. Press three buttons of [CD N], [FUNCTION], and [DIS-
PLAY] simultaneously.4. It enters the CD factory mode and displays the following mes-
sage.
–X1ON
S character mode setting Tracking servo setting RF gain setting
Key Operation:[DISPLAY]: The display changes in the following order when-
ever the button is pressed.
(Initial display)
fcsAG ** (**: Focus AGC value)
trkAG ** (**: Track AGC value)
RF-AG ** (**: RF AGC value)
[DSGX]: RF gain setting changes whenever the button is
pressed. “–”: No gain fi xation. “AL”: Fix to the gain for AL disc. “RW”: Fix to the gain for RW disc.
[EQ]: Tracking servo setting changes whenever the but-
ton is pressed. “ON”: Tracking servo ON. “OFF”: Tracking servo OFF.
[FUNCTION]: S character mode setting changes whenever the but-
ton is pressed. “ ”: S character mode OFF. “S”: S character mode ON.
5. To release from this mode, press the [I/1] button to turn the power off.
HCD-EC68/EC78
18
SECTION 5MECHANICAL ADJUSTMENTS
SECTION 6ELECTRICAL ADJUSTMENTS
PRECAUTION1. Clean the following parts with a denatured-alcohol-moistened
swab : record/playback head pinch roller erase head rubber belts capstan idlers2. Demagnetize the record/playback head with a head demag-
netizer. (Do not bring the head magnetizer close to the erase head.)
3. Do not use a magnetized screwdriver for the adjustments.4. After the adjustments, appiy suitable locking compound to the
parts adjusted.5. The adjustments should be performed with the rated power
supply voltage unless otherwise noted.
• Torque MeasurementMode Torque Meter Meter Reading
FWD CQ-102AS2.0 – 8.0 mN • m (20 to 80 g • cm)
(0.28 – 1.12 oz • inch)
FWDBack Tension CQ-102C
0.15 – 0.6 mN • m (1.5 to 6 g • cm)
(0.021 – 0.083 oz • inch)
FF CQ-201AS5 – 17.7 mN • m
(50 to 177 g • cm)(0.7 – 2.48 oz • inch)
REV CQ-201B5 – 17.7 mN • m
(50 to 177 g • cm)(0.7 – 2.48 oz • inch)
• Tape Tension MeasurementMode Tension Meter Meter Reading
FWD CQ-403A more than 80 g(more than 2.82 oz)
1. Demagnetize the record/playback head with a head demagne-tizer.
2. Do not use a magnetized screwdriver for the adjustments.
TEST TAPETape Signal Used for
P-4-A063 6.3 kHz, -10 dB Azimuth Adjustment
RECORD/PLAYBACK HEAD AZIMUTH ADJUSTMENT
Note: Perform this adjustments for both decks.
Procedure:1. Mode: Playback
set
JACK boardPHONES jack(J492)
+–
level meter
test tapeP-4-A063(6.3 kHz, −10 dB)
2. Turn the adjustment screw and check output peaks. If the peaks do not match for L-CH and R-CH, turn the adjustment screw so that outputs match within 1dB of peak.
3. Mode: Playback
set
test tapeP-4-A063(6.3 kHz, −10 dB) oscilloscope
V H
waveform of oscilloscope
in phase 45° 90° 135° 180°
good wrong
JACK boardPHONES jack(J492)
4. After the adjustments, apply suitable locking compound to the pats adjusted.
Screwposition
L-CHpeak
within1dB
Outputlevel
L-CHpeak
R-CHpeak
within1dB
Screwposition
R-CHpeak
DECK SECTION (EXCEPT EC68: UK model) 0 dB = 0.775V
HCD-EC68/EC78
19
Adjustment Location: Record/Playback/Erase Head CD SECTION
Note:1. CD Block is basically constructed to operate without adjustment.2. Use YEDS-18 disc (3-702-101-01) unless otherwise indicated.3. Use an oscilloscope with more than 10 MΩ impedance.4. Clean the object lens by an applicator with neutral detergent when the
signal level is low than specifi ed value with the following checks.5. Check the focus bias check when optical pick-up block is replaced.
FOCUS BIAS CHECK
+–
CD board
oscilloscope(DC range)
TP121 (RFI)TP124 (VC)
Procedure :1. Connect the oscilloscope to TP121 (RFI) and TP124 (VC) on
the CD board.2. Press the [I/1] button to turn the power ON, and press the [Z]
button to open the CD disc tray.3. Set disc (YEDS-18) on the trey and press the [CD N] button
to playback.4. Confi rm that oscilloscope waveform is as shown in the fi gure
below. (eye pattern) A good eye pattern means that the diamond shape (◊) in the
center of the waveform can be clearly distinguished.
VOLT/DIV: 200 mV TIME/DIV: 500 ns
level:1.2 ± 0.3 Vp-p
Checking Location:
TP124(VC)
– CD Board (Conductor Side) –
TP121(RFI)
IC101
HCD-EC68/EC78
20
[AM]Setting:FUNCTION: AM
AM RF signal generator
30% amplitude modulation by 400 Hz signalOutput level: 54 dBuV
60 cm
set
loop antenna A loop antenna B
+–
level meter32 Ω
JACK boardPHONES jack (J492)MAIN board
ANTENNACN801 pin
[FM]Setting:FUNCTION: FM
FM RF signalgenerator
75kHz frequencydeviation by 1K HzsignalOutput level: as low as possible (8dBuV)
+–
level meter
set
32 Ω0.01 F
JACK boardPHONES jack (J492)
MAIN boardANTENNACN801 pin
MAIN boardANTENNACN801 pin
digital voltmeter
100 kΩMAIN boardIC801 pin (TUNER VT)
• Repeat the procedures in each adjustment several times.
TUNER SECTION 0 dB = 1 μV AM FREQUENCY COVERAGE ADJUSTMENT (EC68: Mexican, Argentina, Australian/
EC78: Mexican, Argentina models)
Adjustment Part Frequency Display Reading on Digital Voltmeter
L801 530 kHz 1.5 ± 0.1 VConfi rmation 1,710 kHz 8 ± 0.5 V
AM FREQUENCY COVERAGE ADJUSTMENT (Except EC68: Mexican, Argentina, Australian/
EC78: Mexican, Argentina models)
Adjustment Part Frequency Display Reading on Digital Voltmeter
L801 531 kHz 1.5 ± 0.1 VConfi rmation 1,602 kHz 7.2 ± 0.5 V
AM TRACKING ADJUSTMENT(Except EC68: Mexican, Argentina, Australian/
EC78: Mexican, Argentina models)Adjust for a maximum reading on level meter
L805 530 kHz
AM TRACKING ADJUSTMENT(EC68: Mexican, Argentina, Australian/
EC78: Mexican, Argentina models)Adjust for a maximum reading on level meter
L805 531 kHz
FM FREQUENCY COVERAGE ADJUSTMENT
Adjustment Part Frequency Display Reading on Digital Voltmeter
L803 87.5 kHz 1.75 ± 0.1 VConfi rmation 108 kHz 6.2 ± 0.5 V
FM TRACKING ADJUSTMENTAdjust for a minimum reading on level meter
L804 98 MHz
Adjustment Location: MAIN board (See page 21)
[FM DETECTOR ADJUSTMENT]Setting:
FUNCTION: FM
FM RF signalgenerator
Carrier frequency: 98MHzModulation:deviation by FM 75 kHzOutput level: 60 dBuV
+–
level meter
MAIN boardJW801 (TUNER-GND)
MAIN boardIC801 pin (TUNER OUT L-ch)
set
MAIN boardANTENNACN801 pin
MAIN boardANTENNACN801 pin
1. Turn the set to 98 MHz.2. Adjust L802 so that modulation distortion may become the
best in the vicinity of the maximum value where the tuner out level becomes –15dBuV or more.
HCD-EC68/EC78
21
[FM Auto Stop Check]
generator
SET
+
75 Ω
Procedure :1. Turn the power on.2. Input the following signal from Signal Generator to FM an-
tenna input directly.
* Carrier Freq : A = 87.5 MHz, B = 98 MHz, C = 108 MHz Deviation : 75 kHz Modulation : 1 kHz ANT input : 35 dBu (EMF)
Note: Please use 75 ohm “coaxial cable” to connect SG and the set. You cannot use video cable for checking.
Please use SG whose output impedance is 75 ohm. 3. Set to FM tuner function and scan the input FM signal with
automatic scanning.4. Confi rm that input Frequency of A, B and C detected and auto-
matic scanning stops. The stop of automatic scanning means “The station signal is re-ceived in good condition”.
Adjustment Location and Connecting Points:
IC801
CN801ANTENNA
36
1
3
1
1918
IC801 pin (TUNER VT)
IC801 pin (TUNER OUT L-ch)
– MAIN Board (Conductor Side) –
L802FM DetectorAdjustment
– MAIN Board (Component Side) –
L803FM FrequencyCoverage Adjustment
L801FM FrequencyCoverage Adjustment
L805AM TrackingAdjustment
JW801(TUNER-GND)
L804AM TrackingAdjustment
HCD-EC68/EC78
22
MEMO
HCD-EC68/EC78
HCD-EC68/EC78
2323
For Schematic Diagrams.Note:• All capacitors are in μF unless otherwise noted. (p: pF) 50 WV or less are not indicated except for electrolytics
and tantalums.• All resistors are in Ω and 1/4 W or less unless otherwise
specifi ed.• f : internal component.• 2 : nonfl ammable resistor.• C : panel designation.
THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS.(In addition to this, the necessary note is printed in each block.)
• A : B+ Line.• B : B– Line.• C : adjustment for repair.• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.– CD Board – no mark : CD PLAY– DECK Board – no mark : TAPE PLAY ( ) : TAPE REC– Other Boards – no mark : TUNER (FM/AM) ( ) : TAPE PLAY < > : TAPE REC { } : CD PLAY• Voltages are taken with a VOM (Input impedance 10
MΩ). Voltage variations may be noted due to normal production
tolerances.• Waveforms are taken with a oscilloscope. Voltage variations may be noted due to normal production
tolerances.• Circled numbers refer to waveforms.• Signal path. F : FM f : AM J : CD PLAY E : TAPE PLAY j : REC i : AUDIO IN• Abbreviation AR : Argentina model AUS : Australian model E2 : 120V AC area in E model E3 : 240V AC area in E model E51 : Chilean and Peruvian models MX : Mexican model RU : Russian model
For Printed Wiring Boards.Note:• X : Parts extracted from the component side.• Y : Parts extracted from the conductor side.• W : indicated side identifi ed with part number.• f : Internal component.• : Pattern from the side which enables seeing. (The other layers' patterns are not indicated.)
• Indication of transistor.
C
BThese are omitted.
E
Q
• Circuit Boards Location
KEY POWER board
PANEL board
DECK board (except EC68:UK)
MAIN board
HI AMP board (EC78)
LOW AMP board
PT board
REG boardJACK board
KEY CD board
CD board
B
These are omitted.
C E
Q
The components identifi ed by mark 0 or dotted line with mark 0 are critical for safety. Replace only with part number specifi ed.
Caution:Parts face side:(Conductor Side)Pattern face side: (Component Side)
Parts on the parts face side seen from the pattern face are indicated.Parts on the pattern face side seen from the parts face are indicated.
SECTION 7DIAGRAMS
HCD-EC68/EC78
HCD-EC68/EC78
2424
R150R149R148
R108
R154
R153
C148
C110
C109
C301
C303
C302
C104
R110
C116
C404
R203R204R205R206R207R208
R209R210
R219
R223R222
R147 R221
R218
R146 R145
C150
R113
C403
R202
C151
C108
C105
C147
C146
C145
C152
C118
C117
C144
C101
C125
CN201
C143
C120
R144
R157
C142
C141
C140
C100
C107
R408
R156
C124
C127C126
CN301
R101
C119 C1
02
R415
R414
C103
R405
C113
R102
R402
R105
R106C132
C138
C137
R135
R134
R136
R130
R128
R129
R143
R139
C136
R120
R114
C153
C112
R125
R126
C149
C139
R127
R118
R140
R151
C122
C123
R220
R104
S201
R155
C128
C106
C201
R304R3
02
C309
C205
C207
C307
R303
C133
R111
R112
C115
R211
Q301
R301C2
04
C202
C206
C306
R212
C401
C130
X102
C405
IC20
1
IC401
IC101
R201
R142
CD BOARD (COMPONENT SIDE)
CD BOARD (CONDUCTOR SIDE)
3
1
4
5
1 7 8 14
28 22 21 15TP124(VC)
TP121(RFI)
1 25
26
50
5175
76
100
1
21
MMAIN
BOARDCN608
161
1-872-135-
11
(11)
1-872-135-
11
(11)
OPTICAL PICK-UP BLOCK(KSM-213DCP)
A
B
C
D
E
F
1 2 3 4 5 6 7 8 9
E
(LIMIT)
M401(SPINDLE)
M402(SLED)
M
M
7-1. PRINTED WIRING BOARD - CD Board - • : Uses unleaded solder.• See page 23 for Circuit Boards Location.
(Page 27)
HCD-EC68/EC78
HCD-EC68/EC78
2525
R108R154
R153
C201
R304
R201
R110
R303
R203
R204
R205
R206
R207
R208
R209
R210
R219
R223
R222
R221
R218
R112
R202
R211
Q301
R301
C202
R157
TP121 (RFI)
TP124 (VC)
R156
CN301
R10
1
C401R415
R102
R12
8
R129
R143
R142 R139
R114R140
R15
1
R220
R150
R212
IC101
R105
R10
6
R125
R126
R127
IC201
X102
C301
C307
C309
C100
C13
8
C153
C151
C204
C13
0
C12
8
C11
3
C12
7C
126
C103
C10
2
C120
C118
C117
C101
C12
4C
125
R145
R146
R147
R148
R149
C149
C105
C143
C146
C145C148
C104
C405 C404 C403
C205C116
C133
CN201
C110
R113
R111
C115R155
C109
C132
R104
C123
C122
C139
C150
R136 R135
R134 C112 C108
R120
R118
C136C107
R130
R144
C144
C147
C140
C137
C141
C142
C106
R302
C306
C303C302
R405
R402
R408
R414
C207
C152
C206
IC401
01M
1M
10010V
2.2
0
10k
2.2
100
100
100
100
100
100
100
100
100k
100k
100k
100k
100k
100
0
100
2SA2119K
100k
10010V
100
100
16P
220
22010V47k
10k47
0k
1k
47k
22k 47k
10k0
0
100k
0
TK63115SCL-G@GT
0.1
1
0.001
0.1
470p
0.1
470p
0.1
0.1
0.00
220.
1
0.1
0.1
0.01
0.01
0.022C1190.022
0.1
0.00
470.
0047
0
0
0
0
0
22p
0.1
0.01
470p
0.01
47p
0.1
0.1 0.1 0.1
0.1
0.1
0.1
0.1
10k
100
226.3V
47
0.1
0.1
0
470p
470p
0.01
0.001
22k 470k
1M 0.1 0.1
47p0.1
4.7k
22k
0.1
0.1
0.01
0.01
0.0022
0.1
10010V
0
10010V
1010
10k
2.2k
2.2k
4.7k
1
470p
1
BA5826SFP-E2
SP-
SP+
SL+
SL-
100
1M 1k
0
0
0
16.9344MHz
TC94A70FG-006 (D, HZ
5p
5p
21P
0
100k
IC101CD-MP3 PROCESSOR
IC401FOCUS/TRACKING COIL DRIVE,SLED/SPINDLE MOTOR DRIVE
IC201+1.5V REGULATOR
SP-
SP+
SL+
SL-
M401(SPINDLE)
M402(SLED)
AUTOMATIC POWERCONTROL
S201(LIMIT)
(BX5BT/CBX1)
IC B/D
MMAIN
BOARD(2/2)
CN608
2
1
IC B/D
OPTICALPICK-UPBLOCK
(KSM-213DCP)
M
M
7-2. SCHEMATIC DIAGRAM - CD Board - • See page 37 for waveforms. • See page 38 for IC Block Diagrams. • See page 40 for IC Pin Function Description.
(Page 29)
HCD-EC68/EC78
HCD-EC68/EC78
2626
(2/2)BOARD
KMAIN
CN606
11
7.4
3.6
3.6
3.6
3.6
3.6
3.6
3.6
3.6
3.6
3.6
3.6
3.6
7.4
0.3 (5.2) 0 (0.2)
0.3 (5.2)
0.3 (5.2)
0.3 (5.2)
6
21 3
5 4
L501BIAS OSC
S501(REC/PB)
0R515
100kR511
100kR513
150R509
1000pC517
47pC509
220p
C51
1
0R516
100kR512
150R510
100kR514
220pC512
47pC510
47pC525
47pC526
2SC1740S-RTQ501
2SC1740S-RTQ502
2200pC537
2200pC536
2200pC535
1
2
3
4
5
6
7
8
8PCN501
9V
M-GND
SW
EH
VREF
Lch
COM
Rch
E
ET501
R54047
R54147
C5391
R539 4.7
R53710k
R53810k
C5380.01
R5364.7k
R535 4.7k
R53415k
R50
733
0k
R5032.2k
C5050.01
C5032200p
C5042200p
R5042.2k
C5060.01
R508330k
2.2kR501
2.2kR502
16V100
C502
16V100
C501
R5171k
R51
81k
C519470p
C520470p
C521 1
C5221
R52047k
R51947k
R52147k
R52247k
C5320.01
C5310.01
R526330k
R528330k
R525330k
R527330k
R5302.2k
R5292.2k
R5318.2k
R53
28.
2k
C5342200p
C5332200p
50V1
C513
50V1
C514
TP501
TP502
TP504
TP503
TP505
TP506
TP508
TP509
TP507
C5404700
16V47C516
16V47C515
1000pC543
25V22
C542
100R543
100R544
0.1C545
0.1C546
C527470p
C528470p
C530330p
C529330p
R523 3.3k
R5243.3k
R50515k
R50615k
470R545
470R546
8765
4 3 2 1NJM
4558
V-TE
2IC
502
GN
D
VCC
8 7 6 5
4321
NJM
4558
V-TE
2IC
501
GN
D
VCC
0.1C524
0.1C523
R53322k
-+
+-
+-
+-
PB AMP
IC501
IC502REC AMP
(CHASSIS)
DECK BOARD
REC-Rch
REC-Lch
I-TP-STATE
9V1
A-GND
9
M-GND
PB-Rch
9V
PB-Lch
Q501,502OSC
TAPEMECHANISM
DECK
PB
REC
-1
-2
7
D
B
6 9
F
53
G
1
C
E
H
84
A
2
EB
EB1
8
Q501 Q502L501
BIAS OSC
CN501C501 C502
C513
C514
C515
C516
C540
C542
JW501
JW502
JW503
JW504
JW505
JW506
JW507
JW508
JW509
JW510
ET501
1 458
145 8
9
1
R501
R502
R503
R504
R505
R506
R507
R508
R509
R510
R511
R512
R513
R514
R515 R516
R517
R518
R519
R520
R521
R522
R523
R524
R525
R526
R527
R528
R529
R530
R531
R532
R533
R534
R535
R536
R537
R538
R539C503
C504
R540C505
R541
6 4
31
C506
R543
R544
R545C509
R546
C510
C511
C512
C517
C519
C520
C521
C522
C523
C524
C525
C526
C527
C528
C529
C530
C531
C532
C533
C534
C535
C536
C537C538
C539
C543
C545
C546
JR501
JR502
JR503
DECK BOARD
IC501
IC502
KMAIN
BOARDCN606
-2-1S501
S501(REC/PB)
PB REC
TAPEMECHANISM
DECK
1-875-501-
11
(11)
A
B
C
D
1 2 3 4
(CHASSIS)
7-3. PRINTED WIRING BOARD - DECK Board (Except EC68: UK model) -
(Page 29)
• See page 23 for Circuit Boards Location. • : Uses unleaded solder. 7-4. SCHEMATIC DIAGRAM - DECK Board (Except EC68: UK model) - • See page 37 for waveforms.
(Page 27)
HCD-EC68/EC78
HCD-EC68/EC78
2727
36
181
19
B E B E
B E
B E
B E
BE
BEBE
B E
B E
B E
B EB E
B EB E
114
15 28
R601R603
R604R605
R606
R607
R608
R609
R801 R802R803
R804
R610
R805
R611
R806
R612
R807
R613
R808
R614
R809
R615
R616 R617
R618
R619
R810
R811
R812
R813R814
R620
R815
R621
R816
R622
R817
R623
R818
R624
R819
R625
R626
R627
R628
R629
R820
R821
R822
R823
R824
R630
R825
R631
R826
R632
R827
R633
R829
R637
D791
R639
R830
R831
R832
C603
R640
C604
C605
R836
C606
R837
R643
C607
R838
R644
C608
R839
R645
C609
R646
R647
R648
R649
C803
R840
C804
C610
C805
R841
C611
R842C806
C612
C807
R843
R844
C808
R650
R845
C809
R651
C615
R846
R652
C616
R847
C617
C618
C619
C810C811
C814
C815C816
C817
R660
C819
R663
C629
R666
R667C820
C821
R669
C824
C826
C827
C633
C828
R670
C634
C829
C635
R672
R673
C637C638
C639
R676
R677
C830
R678
C831
R679
C832
C834
C640
C835
C836
C642
C837
C643
C838
R680
R681
C645
R682R683 C647
R684
C648
R685
C649
R686
R687
C840
C841
R689
C843
C844
C650
C845
C651C846
C652
C847
C653
C848
R690
C654
R691
C655
R692
C656
R693
C657
R694
C658R695
C659
R696
R697
C850
C660
D601
C662
D602
D603
D604
D605
C666
D606
JR601
JR602
JR603
JR604
JR605
D801
JR606
D802
JR607
D803
JR608
D804
JR609
D805
D806
C674
D614
D617
JR610
D618
JR611
C679
JR612
JR613
JR614
JR615
JR616JR617
JR618
C680
C681
D621
C682
D622
C683
C684
C685
C686C687
D628
C689
C690
D631
C691
C692
C693C694
C695
C696
C699
R700
R701
R702R704
R706R707
R708
R709
R715
R716R720
R722
R727
R728
R729
R731
R732
C700
C703
C704
R749
C713R750
R751R752
R753
R754
TP619
R787
R788
R791
R792
Q602
Q603
Q604
Q605Q606
Q608
Q801
Q802
TP657
Q611
Q612
Q616 Q617
Q618
Q619
Q622
C788
C789
TP690
13
51
42
45
12
18
12
89
128
9
21
2627
202112
BE
15
15
1
13
13
BE
TB601
TB602
JW760
JW761JW762
JW763
JW764
JW765
JW766
JW767
JW768
JW769
JW770
JW771
JW773
JW774
JW775
JW777
JW779
JW780
JW781
CN601
JW782
CN602
JW783
CN603
JW784
CN604
JW785
CN605
JW786
CN606
JW787
CN60
7
CN608
CN801
R634
R635
R636
R638
C602C601
R641
R642
C802
CN632
CN633
C613 C614
R658
X801
C620
C621
C622
C623
R662
C626
C627C628
C822
C823
C630
C631
C632
C636
R674R675
C833
C641
RY601
RY602
RY601,RY602
C644
C646
JW601
JW602
JW603
JW604
JW605JW606
JW607
JW608
JW609
JW801C661
JW802
JW803
C663
JW610
JW804C664
JW611C665
JW612
JW613
C667
D607
D608
JW615
C669
D609
JW616
JW617
JW618
JW619
D610 C671
D611 D612
C673
JW620
JW621
ET601
C675
D615
ET602
JW622
C676
JW623
C677
JW624
C678
JW625
D619
JW626
JW627JW628
JW629
D620
JW630
JW631
JW632
JW633JW634
D629
JW635
JW636
JW637
JW638
JW639
D630
T801 JW640
JW641
JW647
JW649JW650
JW651
JW652
JW653
JW654
JW655
JW656
JW657
JW658
JW659
JW660
JW661
JW662
JW663
JW664
JW665
JW666
JW667
JW668
JW669
JW670
JW672
JW673
JW674
JW675
JW676
JW677
JW678
JW679
JW680
JW681
JW682
JW683
JW684
JW685
JW686
R717
R718
JW689
R719
JW690
R724
R725
R726
JW697
JW699
C714
JW700
JW701
JW702
JW703
JW704
JW705
Q601 JW706
JW708JW709
JW710
JW711
JW712
JW713
JW715
JW716
JW717
JW718
JW719
L601
L602
L603
L604
JW720
JW721
JW722JW723
JW724
L801
JW725
CF801
L802
JW726
L803
L804
JW728
Q624
L805
JW729
JW730
JW731 JW732
JW733
JW734
JW735
JW736JW737
JW738
FL801
JW739FL803
JW740JW741
JW742
JW743
JW744
JW750JW751 JW752
MAIN BOARD
IC602
IC801
(EC68:UK)(EXCEPT EC68:UK)
(EXCEPT EC68:UK)
D
J
REGBOARDW610
PTBOARDCN051
LOW AMPBOARDCN104 (CHASSIS)G(CHASSIS)
(EC78:AEP,RU)
(EC78:AEP,RU)
EC68/EC78:E2,E3,E51,MX,AR
EC68/EC78:E2,E3,E51,MX,AR
ANTENNAFM/AM
M601(FAN)ME
HI AMPBOARDCN151
L
R
(EC68)
SPEAKERIMPEDANCE
USE 6Ω
(EC78)
SPEAKERLOW FREQ.IMPEDANCE
USE 8Ω
SPEAKERHIGH FREQ.IMPEDANCE
USE 8Ω
L
R
1-875-488-
12, 13
(12, 13)
CJACK
BOARD
H LOW AMPBOARDCN102
FHI AMPBOARDCN152
KDECK
BOARD
L2PANELBOARDCN304
L1PANELBOARDCN304
MCD BOARD
CN201
(EXCEPT EC68:UK)
(EC78)
(SUFFIX-12)
(SUFFIX-13)
(EC78)
(EC78)
13
A
B
C
D
E
F
G
H
I
1 2 3 4 5 6 7 8 9
(EC68)
(EC78)
(Page 26)
(Page 31)
7-5. PRINTED WIRING BOARD - MAIN Board - • : Uses unleaded solder.• See page 23 for Circuit Boards Location.
(Page 30)(Page 30)
Ref. No. Location
• Semiconductor Location
D601 E-2 D602 E-6 D603 E-3 D604 G-3 D605 D-5 D606 E-6 D607 G-5 D608 F-5 D609 G-5 D610 F-5 D611 H-6 D612 H-6 D614 B-6 D615 D-7 D617 D-6 D618 E-6 D619 E-6 D620 E-7 D621 D-5 D622 D-5 D628 D-7 D629 H-6 D630 H-6 D631 E-7 D791 E-5 D801 B-3 D802 A-4 D803 B-4 D804 B-3 D805 B-2 D806 A-2
IC602 B-7 IC801 C-4
Q601 D-4 Q602 D-5 Q603 D-5 Q604 G-3 Q605 D-6 Q606 D-5 Q608 B-6 Q611 D-5 Q612 D-6 Q616 B-9 Q617 B-9 Q618 D-7 Q619 G-6 Q622 E-6 Q624 E-7 Q801 B-5 Q802 B-5
(Page 32)
(Page 24)
(Page 31)
(Page 34)
(Page 34)
(Page 35)
(Page 32)
Note: Refer to “SUFFIX-12/SUFFIX-13 DISCRIMINATION OF PANEL BOARD” (page 3) of the servicing notes for suffi x-12 and suffi x-13.
HCD-EC68/EC78
HCD-EC68/EC78
2828
CN152BOARDHI AMP
F
CN151HI AMP
EBOARD
BOARDCN102
LOW
HAMP
AMP
GLOW
CN104BOARD
BOARDPT
JCN051
MAIN(2/2)
BOARD
1
BOARDREG
W610
D
CJACK
BOARD
0
8.8
0.4 16.6
16.7
16.7
0
0.8
0.7
8.9
8.8
0
0
8.8
10.8
2.9
2.3
0
8.88.8
0
0
4.2
4.7
0
0.4
0.7
1
2
3
4
5
6
7
8
8PCN604
RELAY ON/OFF
V STBY
AC DETECT
VH(AC)
VL(AC)
GND
VL(AC)
VH(AC)
100V
C62
10.
1
100V
C62
30.
1
1N54
02-F
46D
607
1N54
02-F
46D
608
1N54
02-F
46D
610
1N5402-F46D609
25V2200C627
25V1000C628
MC2838-T112-1D602
2SC3052F-T1-LFQ606
2SC3052F-T1-LFQ605
2SC3052F-T1-LFQ604
R646100
R652100
R61410k
R61310k
R648 47k
R64
92.
2k
L602
L601
L603
L604
R606 10
10R615
10R612
10R611
10R
647
R60810
0.1C607
0.1C617
0.1C608
0.1C618
R63110
C6050.1
C6160.1
R60710
C6150.1
C6040.1
R63456
R63656
R63556
MC2838-T112-1D601
4.7kR610
4.7kR609
1
2
3
3PCN601
VDD+
GND
VDD+
2SC3052F-T1-LFQ602
2SC3052F-T1-LFQ603
1N4002BD615
2SC3052F-T1-LFQ619
0.022C642
56kR686
10kR677
10kR676
16V100
C631
2SC3052F-T1-LFQ608
R66747k
10V47
C630
1kR666
25V47
C601
10V100
C620
10kR691
TP601
TP602
TP609
TP612
TP613
TP614
TP615
TP617
TP618
TP619
TP621
TP622
TP623
TP624
TP625
TP626
TP627
TP628
TP629
TP630
TP631
TP632
TP633
TP634
TP635
R62
233
k
R61
710
kR
623
10k
R62
410
kR
618
10k
R62533k
R61
63.
9k
R6193.9k
50V
C67
733
00
50V
C67
833
00
15R724R725
15KTA1266GR-AT
Q601
50V4.7
C632
2.2kR690
27kR689
R63
047
k
50V4.7
C614
50V10
C613
R62610k
4.7kR627
15R726
JW750
1kR644
R62
04.
7k
R62
14.
7k
C61
10.
22
C61
20.
22
100kR639
100kR640
R633100k
R632100k
MC2838-T112-1D617
R6294.7k
R601470
R6504.7k
R651 4.7k
R7274.7k
R7284.7k
47kR678
1C695
1C696
47R674
47R675
100kR729
C6991000p
C7001000p
MAZ
8082
GM
LS0
D62
2
MAZ8043GMLS0D621
2SC3052F-T1-LFQ611
100kR669
10kR670
10kR628
4.7kR637
0.01C619
4700pC629
10kR672
50V3.3
C641
ISA1235AC1TP-1EFQ612
ISA1235AC1TP-1EFQ618
1
2
3
4
5
5PCN633
PA-GND
OUT-R
+VH
-VH
OUT-L
1
2
3
4
5
6
7
8
9
CN6059P
AUDIO-L
A-GND
AUDIO-R
HP-GND
HP-L
HP-R
AMP-ON
SP-RELAY
GND
1
2
3
4
5
5PCN602
IN-R
A-GND
IN-L
AMP-ON
PROTECT
1
2
3
4
5
5PCN603
R60
34.
7
1kR693
4.7kR692
R6730
10kR643
2.2kR645
50V
C62
222
00
50V
2200
C62
6
2W470R658
2W470R662
D604MA2J1110GLS0
D603MA2J1110GLS0
MA2J1110GLS0D614
MA2J1110GLS0D605
MA2J1110GLS0D628
E
ET601
1
2
3
4
5
5PCN632
PA-GND
OUT-R
+VH
-VH
OUT-L
JW751 JW752
MC2836D606
100kR604
25V22
C602
E
ET602
RY602
RY601
2A02MD611
2A02MD612
1kR663 10V
47C714
1N4002BD629
1N4002BD630
C6094700p
C6104700p
C6034700p C606
4700p
∗R638
∗R641
∗R642
R60
5 ∗
22kR687
4.7kR685
MA2J1110GLS0D631
100kR791
220k
R79
2M
A2J1
110G
LS0
D79
1
O-P
OW
ER
HP-L
HP-R
AMP-R
AMP-L
SP-RELAY
AMP-ON
AUDIO-L
HP-R
HP-L
AMP-STBY
AMP-L
AMP-R
O-POWER
PROTECT
PROTECT
AMP-ON
I-P-M
ON
I
PRO
TEC
T
CD
-AVR
AUDIO-R
VSTB
Y
1
3
2
MAIN BOARD (1/2)
(CHASSIS)
(CHASSIS)
1
OUT
GND
3
IN
+
-
-
+
R
L
TB602
+
-
TB601
L +
R -
(FAN) MM601
PROTECTDETECT
56 (EC68/EC78: E2,15 (EC78: AEP, RU)∗R605
Q601, 602FAN MOTOR DRIVE
DC DETECT
PROTECTDETECT
Q611, 612
RELAY DRIVE
E3, E51, MX, AR)
SPEAKERHIGH FREQ.IMPEDANCE
USE 8Ω
(EC78)
(EC78)
(EC68)
(EC78: AEP, RU)
EC68/EC78: E2,E3, E51, MX, AR
Q605, 606PROTECT DETECT
RELAY DRIVE
DC DETECT
56 (EC78)68 (EC68)
∗R638, 641, 642
LOW FREQ.SPEAKER
IMPEDANCEUSE 8Ω
USE 6ΩIMPEDANCE
SPEAKER
(EC78)
(EC68)
7 11
D
B
166 9 1710
F
5 153
G
1 1812
C
E
H
8
J
4 13
A
142
I
IN-R
A-GND
IN-L
AMP-ON
PROTECT
7-6. SCHEMATIC DIAGRAM - MAIN Board (1/2) -
(Page 30)
(Page 36)
(Page 29)
(Page 34)
(Page 34)
(Page 30)
(Page 31)
(Page 31)
HCD-EC68/EC78
HCD-EC68/EC78
2929
DECKBOARD
K
PANELBOARDCN304
L
CDBOARDCN201
M
MAIN
1BOARD
(1/2)
21
IC B/D
IC B/D
2.9
1.2
1.4
0
2.9
0
2.2
0
1.7
02.
3
1.6
2.3
1.8
0
1.8
3.6
33.
7
2.2
4.2
2.2
4.8
4.8
4.7
4.8
4.7
4.7
2.4
2.2
0.9
2.2
AM FREQUENCY
FM TRACKING
COVERAGE
COVERAGEFM FREQUENCY
AM TRACKING
FM DETECTOR
3.6
3.6
3.6
3.6
3.6
3.6
3.6
3.6
3.6
3.6
3.6
7.4
3.3
3.3
3.6
3.6
3.6
3.6
3.6
3.6
3.6
3.6
3.6
3.6
3.6
3.6
3.6
0
8.8 2.9
4.86.9
3.4
5.5
0
0.7
0.7
3.8
3.8
0
3.2
7.2
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
21PCN608
AVDD (3.3V)
R-OUT
DACGND
L-OUT
AGND
RST
BUS0
BUS1
BUS2
BUS3
BUCK
CCE
REQ
SBSY
DGND
D-OUT
DVDD (3.3V)
VM (7V)
MGND
CD DRIVE MUTE
ZDET/LRCKIN
1N4002BD619
1N4002BD620
10V220
C669
100R722
1kR7162SC3052F-T1-LFQ622
22kR720
10V470
C673
16V100
C667
100
R71
5
50V1
C663
50V1
C664
220
R70
7
220R706
50V10
C661
50V1
C676
50V1
C675
1C
658
1C
656 C
654
1
C65
21
1C
650
1C
648
C651220p
2200
pC
647
1kR
697
C653220p
2200
pC
657
1kR
709
C6350.1
C64
30.
1
2SC3052Q617
2SC3052Q616
R6794.7k
R6804.7k
R68
210
k
R69
410
k
50V
1C64
4
50V
1C63
6 50V
1C
646
50V
1C
665
TP637
TP639
TP641
TP642
TP643
TP644
TP645
TP646
TP647
TP648
TP649
TP651
TP652
TP654
TP656
TP657
TP658
TP659
TP660
TP661
TP662
TP663
TP664
TP665
TP666
TP667
TP668
TP669
TP670
TP672
TP673
TP674
TP676
TP677
TP679
TP680
4.7k
R70
0
4.7k
R70
410
kR
696
10k
R70
8
C64
922
0p
1
2
3
4
5
6
7
8
9
9PCN606
9V
PB-Lch
PB-Rch
A-GND
REC-Lch
REC-Rch
M-GND
9V
I-TP-STATE
0.1C679
0.1C691
0.1C693
0.1C694
2200
pC
683
2200
pC
690
470p
C68
9
0.01C692
2200pC680
2200
pC
682
2200
pC
681
100R732
100R731
MAZ
8039
GH
LS0
D61
8
0.04
7C
638
0.04
7C
637
0.04
7C
634
0.04
7C
633
22kR684
22kR681
0.02
2C
674
5.6k
R75
1
5.6k
R75
3
R7010
R7020
4.7kR749
4.7kR750
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
2727P
CN607
16VC671100
C8381000p
C82
70.
047
C8205p
C81
60.
01
22R804
TP688
R84110k
10V220
C833
R809100
R824470
R83
12.
2k
R81
04.
7k
C82
222
50V
TP684
R811100k
R82
310
k
JW802
R8442.2k
R8450
R83822k
22R808
R8303.3k
C81
547
00p
R80222
C83710p
C8241
C8450.22
R81
933
k
C81
70.
01
R837100k
C8031
C8470.1
R816 1k
C83
50.
047
R82
94.
7k
6
2
1
34
AM IFT801
R820 4.7k
31 32 33 34 35 36
123456
3029282726
8 791011
21 22 23 24 25
12131415
2019
161718
LV23003VAIC801
AM R
F-IN
REG
FM-M
IX
GN
D1
AM-M
IX
VCC
1
AM IF
-IN
FM IF
-IN
P-D
ET
P-C
OM
P
FM-D
ET
L-O
UT
R-O
UT
VSS
CE
DI
CL
DO
XIN
XOU
T
VDD
MPX
-IN
FM D
ET-O
UT
AM D
ET-O
U
AGC PD
LP-IN
LP-O
UT
BO1
BO2
AM-O
SC
FM-O
SC
VCC
2
FM R
F-O
UT
GN
D
FM R
F-IN
R82
710
0k
R8400
C819470p
R81247k
R8214.7k
C8411000p
C82322010V
R805470k
16V100
C802C
830
2p
TP687
1 6
2
3 4
5
L805
C8310.47
R813470k
CF
G
IOFL801
TP690
1
2
34
6
L801
C8144700p
L803
C832 0.47
R8420
TP686
L804
C8480.1
R81
747
k
R8261k
R8366.8k
C8440.1
SV230-TB-ED804
C80818p
C82
810
0p
2SC3052F-T1-LFQ801
R81422k
R80722k
R81510k
R80647k
R8254.7k
R83
21M
C8400.1
JW801
C8261000p
BPFG
IOFL803
C82
90.
47
R83910
C80418p
CF8
01
C806470p
R84610
1
34
6
2
L802
TP689
TP683
TP685
C83
60.
022
R81
810
k
R843100k
JW80
4
C8050.47
SV230-TB-ED803
2SC3052F-T1-LFQ802
C8460.01
C8430.1
R801100
C8071
R8032.2k
JW803
C82
122
00p
C83410p
R822100 R847
0
1
2
3
3PCN801
AM
GND
FM
X801
75M
Hz
SVC347A-TL-ED801
R660 0
68R717
68R718
68R719
KTC3203Y-ATQ624
C64
510
00p
C65
522
0p
C66
610
00p
10pC659
10pC660
R68
32.
7k
R69
52.
7k
1000pC662
0.1C850
470p
C71
3
C80
910
00p
C81
010
00p
C81
110
00p
28272625242322
7 6 5 4 3 2 1
212016 17 18 19
13 12 11 10 89
15
14
BD3499FV-E2IC602 TC
/DM
P-R
TC/D
MP-
L
TUN
ER-R
TUN
ER-L
CD
-R
CD
-L
AUD
IO-R
AUD
IO-L
SEL-
L
SEL-
R
VOL-
R
VOL-
L
TRE-
L
TRE-
RBA
SSB-
L
BASS
A-L
BASS
A-R
BASS
B-R
OU
T-L
SB-L
SUR
R
SB-R
OU
T-R
VCC
SCLK
SDAT
A
GN
D
FIL
2200pC640
2200
pC
639
R78815k R
787
15k
470pC704
0.06
8C
684
0.06
8C
686
0.06
8C
685
0.06
8C
687
5.6kR752
5.6kR754
2200
pC
703
0.01
5C
789
0.01
5C
788
1PS226-115D802
1PS226-115D805
1PS226-115D806
CD
-R
CD
-L
AUD
IO-L
AUD
IO-R
CD-R
CD-L
TU-DO
TUNER-R
TUNER-L
I/O-BUS2
I/O-BUS0
TUN
ER-R
PB-L
PB-R
REC-L
REC-R
O-CD-M-MUTE
O-CD-BUCK
TU-CE
TU-CLK
TU-ANSD
TU-DO
I2C-DATA
I2C-CLK
5V-ON/TP-REC-MUTE
O-POWER
O-CD-M-MUTE
AMP-ON
O-CD-SBSY
O-CD-REQ
O-CD-CCE
O-CD-BUCK
I/O-BUS2
I/O-BUS0
I-P-MONI
O-CD-ON
TU-ANSD
PB-L
DMP-DET/USB-RST
TU-DI
O-CD-SBSY
O-CD-CCE
I/O-BUS3
I/O-BUS1
O-CD-RST
O-CD-RST
I/O-BUS1
I/O-BUS3
O-CD-REQ
REC
-R
REC
-L
DMP-DET/USB-RST
TU-CE
TU-DI
TU-CLK
5V-O
N/T
P-R
EC-M
UTE
O-C
D-O
N
I2C
-DAT
A
I2C
-CLK
AMP-
R
AMP-
L
TUN
ER-L
PB-R
CD
-AVR
USB
5V-O
N
VSTBY
1
3
2
MAIN BOARD (2/2)
I/O-I2C-DATA
I-TU-DO
I-TU-ANSD
O-TU-CLK
O-TU-DI
O-TU-CE
V-STBY
D-GND
O-CD-ON
I-P-MONI
O-CD-RST
I/O-BUS3
O-CD-BUCK
I/O-BUS0
O-CD-CCE
I/O-BUS1
O-CD-REQ
O-CD-SBSY
I/O-BUS2
O-AMP-ON
M-GND
O-CD-M-MUTE
I-DMP-DET/O-USB-RST
O-POWER
5V-ON/TP-REC-MUTE
I/O-I2C-CLK
O-SW-ON/I-TP-STATE
Q616, 617MUTING
INPUT SELECTOR,
IC602ELECTRICAL VOLUME
AM/FM-DET, OSC,
IC801MIX, PLL, IF AMP
Q622, 624+3.3V
REGULATOR
ANTENNAFM/AM
(EXCEPT EC68: UK)
+3V REGULATOR
+5V REGULATOR
(EC68: UK)
(EXCEPT EC68: UK)
(EXCEPT EC68: UK)
7 11
D
B
6 9 10
F
5 15
L
K
3
G
1 12
C
E
H
8
J
4 13
A
142
I
7-7. SCHEMATIC DIAGRAM - MAIN Board (2/2) -
(Page 33)
(Page 28)
• See page 37 for waveforms. • See page 38 for IC Block Diagrams.
(Page 26)
(Page 25)
HCD-EC68/EC78
HCD-EC68/EC78
3030
(1/2)MAIN
E
CN632
BOARD
MAINBOARD
F
CN602(1/2)
00200
35.20000
36.7
-36.
8
-35.
2
0 0
0
00
0
C1664700p
50V
C1511
50V
C1521
R17
522
0R
177
220
R17
822
0R
176
220
2WR1790.22
2W
R1800.22
R1852.2k
R1862.2k
2SA2026Q151
2SA2026Q152
MC2838-T112-1D151
1 98765432 151413121110
STK433-070IC151
-PR
E
-VC
C
+VC
C
LO+
LO-
RO
+
RO
-
+PRE SUB
GN
D
LI+
LI-
ST-B
Y
RI-
RI+
C156 100pC155100p
C15
93p
C16
03p
C17
0 ∗
C16
9 ∗
R1731k
R16
447
k
R16
347
k R15547k
R15647k
R1511.8k
R15
21.
8k
C153470p
C154470p
C1780.1
R15
91k
R16
01k
C1610.01
C1620.01
0.1C174
0.1C173
R172100
R1811.2k
R182 1.2k
R18322k
R18422k
TP151
TP152
TP153
TP154
TP155
TP156
TP157
TP158
TP159
TP160
R16
247
0
R16
147
0
1
2
3
4
5
5PCN152
PROTECT
AMP-ON
IN-L
A-GND
IN-R
MA2J1110GLS0D152
1
2
3
4
5
6
6PCN151
PA-GND
OUT-R
+VH
NC
-VH
OUT-L
50V
C15
81
50V
C15
71
0R171 470R196
470R195
C1750.1
C1760.1
R15322k R154
22k
OVER LOAD DETECTQ151,152
HI AMP BOARD IC151POWER AMP
∗C169, 170100 50V (EC78: E2, E3, E51, MX, AR)100 63V (EC78: AEP, RU)
7
D
B
6 9531
C
84
A
2
B E
B EQ151
Q152
R151
R152
R153
R154R155
R156
R159R160
R161R162
R163R164
R171
R172
R173
R175
R176
R177
R178
R181
R182
R183R184
R185 R186
C153 C154
C155 C156
R195
C159
R196
C160
C161
C162
C166C173
C174
C175C176
C178
D151
D152
JR151
1 15
16
4 51
2CN151
CN152
R179 R180
C151
C152
C157
C158C169
C170
JW151
JW152
JW153
JW154
JW155
JW156
JW157
IC151
EMAIN
BOARDCN632
FMAIN
BOARDCN602
1-875-496-
12, 13
(12, 13)
HI AMP BOARD
A
B
1 2 3 47-8. PRINTED WIRING BOARD - HI AMP Board (EC78) -
(Page 27)
• : Uses unleaded solder.• See page 23 for Circuit Boards Location.
7-9. SCHEMATIC DIAGRAM - HI AMP Board (EC78) -
(Page 28)
(Page 28)
(Page 27)
HCD-EC68/EC78
HCD-EC68/EC78
3131
B E
BEQ101
Q102
R101
R102
R103
R104
R105
R106R107
R108
R109 R110R111 R112
R113
R114
R122
R123
R125
R126
R127
R128
R131
R132
R133R134
R135 R136
C103
C104
C105R142 C106
R145
C109
R146
C110
C116
C123
C124
C125 C126
C128
D101
D103
JR132
1 15
4 51
2
15
CN102
CN104
R129 R130
C101 C102
C107 C108
C119C120
JW131JW132 JW133
JW134
JW135JW136
JW137
LOW AMP BOARD
IC101
G
HMAIN
BOARDCN603
MAINBOARDCN633
1-875-495-
12, 13
(12, 13)
A
B
1 2 3 47-10. PRINTED WIRING BOARD - LOW AMP Board - • : Uses unleaded solder.• See page 23 for Circuit Boards Location.
(Page 27)
(Page 27)
G
CN633
BOARD(1/2)MAIN MAIN
(1/2)CN603
BOARD
H
0
-36.
8
0 0
-35.
2
00 0
36.7
0 0
35.2
20
0
0
0
00
C1164700p
50V1
C10150V
1C102
220
R12
522
0R
127
220
R12
822
0R
126
2W0.22R129
2W0.22R130
2.2kR135
2.2kR136
2SA2026Q101
2SA2026Q102
MC2838-T112-1D101
C106 100pC105100p
3pC
109
3pC
110
∗C
120
C11
9∗
1kR123
47k
R11
4
47k
R11
3
47kR107
47kR108
25V
47C10
825V
47C
107
∗R103
∗R104
R105∗
R106∗
470pC103
470pC104
0.1C128
1kR
109
1kR
110
0.1C124
0.1C123
0R101
0R
102
22kR133
22kR134
1.2kR132
1.2kR131
R122100
1
2
3
4
5
5PCN104
PA-GND
OUT-R
+VH
-VH
OUT-L
TP101
TP102
TP103
TP104
TP105
TP107
TP108
TP109
TP110
TP111
470
R11
2
470
R11
1
1
2
3
4
5
5PCN102
PROTECT
AMP-ON
IN-L
A-GND
IN-RMA2J1110GLS0
D103
0R142
1 98765432 151413121110
STK433-070 (EC78)
IC101STK433-060 (EC68)
470R145
470R146
C1260.1
C1250.1
LOW AMP BOARD IC101POWER AMP
-PR
E
-VC
C
+VC
C
LO+
LO-
RO
+
RO
-
+PRE SUB
GN
D
LI-
LI+
ST-B
Y
RI-
RI+
Q101,102OVER LOAD DETECT
100 63V
100 50V∗C119, 120
(EC68/EC78: E2, E3, E51, MX, AR)
(EC78: AEP, RU)
∗R103, 1041.8k (EC78)3.3k (EC68)
∗R105, 1064.7k (EC68)22k (EC78)
B
A
D
C
76 9531 842
7-11. SCHEMATIC DIAGRAM - LOW AMP Board -
(Page 28) (Page 28)
HCD-EC68/EC78
HCD-EC68/EC78
3232
1100
30 31
8180
5051
B E
B E
B E
B E
B E
B E
B E
B E
B E
B E
BEBE BE BE
BE
B E
R400R401
R402
R405
R406
R412R413
R414
R415
R416R417
R418
R419
R420
R421
R422
R425
R426 R428
R446
R447
Q301
Q303
Q304Q305Q306
Q307
Q308Q310
Q311
Q312
Q313Q314 Q315Q316
Q317Q318
FB301R301
(EC68:UK)
R302R303
R304R305 R306
R307
R308
R309
R310
R312
R313
R314
R315
R316R317
R318
R319R320R321R322
R323
R324
R325
R326
R327
R328
R329
R330
R331R332
R333R334
R335
R336
R337
R338
R339
C301
R340
C304
R341R342
R343R344
C308
R345
R346
R347
R348
R349
C310
C311
C312
C313
R350
C314
R351
C315
R352
C316
R353
C317
R354
R355
C319
R356
R357R358
R359
C320C321
R360
R361
R362
R363
R364
C328
R365
R366
R367
R368
R369
C330
C332
R370
R371
R372
R373
R374
C338
R375
R376R377
R378
R379
C340C341
C342 R380
C344
R381
C345
R382
C346
R383
R384
R385
R386
R387
R389
C354
R390
C355R391
C356
R392
R396
D301
D302
D303
D304
D305
JR301
JR302
JR303
JR304
JR305
JR307
JR308
JR309
JR310
JR311
JR313JR315
SCR1B E
E B
137
112
27
26
1
212
13
3 2 1
112
12
JW370
JW371
JW372
JW373
JW374
JW375
JW376
JW377
JW378
JW37
9
JW380
JW381
JW382
JW383
JW384
JW385
JW386
JW387
JW388
JW389
JW390
JW391
JW392JW393 JW394JW395
JW396
JW397
JW398
JW399
JW400
JW401JW402
JW403
JW404
JW405
JW406
Q302
Q309
LED301
SW303
SW303
SW304SW305
TUNING +
W301
3 1
SW311
SW312
SW313
SW314
SW315
SW316
SW317
SW318
SW319
CN304
CN302 CN303
CN306
C302
C303C305
C306
C309
X301
X302
S301C343
JW301
JW302
JW303
JW304
JW305
JW306
JW307
JW308
JW309
JW310JW311
JW312
JW313
JW314
JW315
JW316
JW317
JW318
JW319
JW320
JW321
JW322
JW323
JW324
JW325
JW326
JW328
JW329
JW330
JW331
JW332
JW333
JW334
JW335
JW336
JW337
JW338
JW339
JW340
JW341
JW342
JW343
JW344
JW345
JW346
JW347
JW348
JW349
JW350
JW351
JW352
JW353
JW354
JW355
JW356
JW357
JW358
JW359
JW360
JW361
JW362
JW363JW364
JW365
JW366
JW367
JW368
JW369
PANEL BOARD
IC301
IC302
+
–
DSGX
PLAY MODE/TUNING MODE
FUNCTION
VOLUME
ROTARYENCODER
DISPLAY
EQ
-TUNING
CDSW311
EC68:RU,E2,E3,E51,MX,AR,AUS/EC78:RU,E2,E3,E51,MX,AR
LCD301LIQDID CRYSTAL DISPLAY
L1MAIN
BOARDCN607
B1KEY
POWERBOARDW401
STANDBY
1-875-490-
12
(12)
A1 KEY CDBOARD
CD MECHANISMDECK
A
B
C
D
E
F
G
1 2 3 4 5 6
(CHASSIS)
7-12. PRINTED WIRING BOARD - PANEL Board (Suffi x-12) -
(Page 34)
• : Uses unleaded solder.• See page 23 for Circuit Boards Location.
(Page 27)
(Page 34)
7-13. PRINTED WIRING BOARD - PANEL Board (Suffi x-13) -
• : Uses unleaded solder.• See page 23 for Circuit Boards Location.
1100
30 31
8180
5051
B E
B E
B E
B E
B E
B E
B E
B E
BE
B E
BEBE BE BE
BE
B E
R400R401
R402
R405
R406
R412R413
R414
R415
R416R417
R418
R419
R420
R421
R422
R425
R426 R428
R446
R447
Q301
Q303
Q304Q305Q306
Q307
Q308Q310
Q311
Q312
Q313Q314 Q315Q316
Q317Q318
FB301R301
(EC68:UK)
R302R303
R304R305 R306
R307
R308
R309
R310
R312
R313
R314
R315
R316R317
R318
R319R320R321R322
R323
R324
R325
R326
R327
R328
R329
R330
R331R332
R333R334
R335
R336
R337
R338
R339
C301
R340
C304
R341R342
R343R344 C308
R345
R346
R347
R348
R349
C310
C311
C312
C313
R350
C314
R351
C315
R352
C316
R353
C317
R354
R355
C319
R356
R357R358
R359
C320C321
R360
R361
R362
R363
R364
C328
R365
R366
R367
R368
R369
C330
C332
R370
R371
R372
R373
R374
C338
R375
R376
R377R378
R379
C340C341
C342 R380
C344
R381
C345
R382
C346
R383
R384
R385
R386
R387
R389
C354
R390
C355R391
C356
R392
R396
D301
D302
D303
D304
D305
JR301
JR302
JR303
JR304
JR305
JR307
JR308
JR309
JR310
JR311
JR313JR315
SCR1B E
E B
137
112
27
26
1
212
13
3 2 1
112
12
JW370
JW371
JW372
JW373
JW374
JW375
JW376
JW377
JW378
JW37
9
JW380
JW381
JW382
JW383
JW384
JW385
JW386
JW387
JW388
JW389
JW390
JW391
JW392JW393 JW394JW395
JW396
JW398
JW397JW399
JW400
JW401JW402
JW403
JW404
JW405
JW406
Q302
Q309
LED301
SW303
SW303
SW304SW305
TUNING +
W301
3 1
SW311
SW312
SW313
SW314
SW315
SW316
SW317
SW318
SW319
CN304
CN302 CN303
CN306
C302
C303C305
C306
C309
X301
X302
S301
C343
JW301
JW302
JW303
JW304
JW305
JW306
JW307
JW308
JW309
JW310JW311
JW312
JW313
JW314
JW315
JW316
JW317
JW318
JW319
JW320
JW321
JW322
JW323
JW324
JW325
JW326
JW328
JW329
JW330
JW331
JW332
JW333
JW334
JW335
JW336
JW337
JW338
JW339
JW340
JW341
JW342
JW343
JW344
JW345
JW346
JW347
JW348
JW349
JW350
JW351
JW352
JW353
JW354
JW355
JW356
JW357
JW358
JW359
JW360
JW361
JW362
JW363JW364
JW365
JW366
JW367
JW368
JW369
PANEL BOARD
IC301
IC302
+
–
DSGX
PLAY MODE/TUNING MODE
FUNCTION
VOLUME
ROTARYENCODER
DISPLAY
EQ
-TUNING
CDSW311
EC68:RU,E2,E3,E51,MX,AR,AUS/EC78:RU,E2,E3,E51,MX,AR
LCD301LIQDID CRYSTAL DISPLAY
L2MAIN
BOARDCN607
B2KEY
POWERBOARDW401
STANDBY
1-875-490-
13
(13)
A2 KEY CDBOARD
CD MECHANISMDECK
A
B
C
D
E
F
G
1 2 3 4 5 6
(CHASSIS)
(Page 34)
(Page 27)
(Page 34)
Note: Refer to “SUFFIX-12/SUFFIX-13 DISCRIMINATION OF PANEL BOARD” (page 3) of the servicing notes for suffi x-12 and suffi x-13.
Ref. No. Location• Semiconductor Location
Ref. No. Location D301 D-4 D302 D-2 D303 D-3 D304 C-4 D305 E-5
IC301 B-3 IC302 A-5
LED301 A-1
Q301 B-1 Q302 D-4 Q303 D-4 Q304 D-3
Q305 D-2 Q306 D-2 Q307 E-5 Q308 E-5 Q309 E-5 Q310 E-5 Q311 F-5 Q312 F-5 Q313 F-4 Q314 F-4 Q315 F-5 Q316 F-4 Q317 F-4 Q318 F-4
HCD-EC68/EC78
HCD-EC68/EC78
3333
B
A
L(2/2)
CN607
BOARDMAIN
BOARDW401
KEYPOWER
CDKEY
BOARD
31
32
(SUFFIX-12)(SUFFIX-13)
(SUFFIX-12)(SUFFIX-13)
1.3
3.1
1.3
0
3.3
2.9 3
1.5
3.3
3.3
0.9
3.3
3.3 0 3
2.8 1
3.3
3.3
1.3
3.1
3.1
0
3.3
0
0
3.1
0
0
1
1.4
3.1
0
0
0
0
0
3.3
0
0
3.1
3.1
3.1
3.1
3.1
1.3
1.3
1.3
1.3
1.3
1.3
2.6
0
0
0
3.1
3.1
3.1
0
3.9
0.7
8.1
4.5
0
0
0.7
0.1
5.7
0
3.1
3.3
3.9
7.5
4.94.9
4.8 4.8 4.8
4.94.9
000 00
5.1
7.1
7.1
8.1 4.9
5.1
7.7
4.9
0
4.8
4.8 4.8 4.84.8
4.8 4.84.8 4.8
3.1
3.1
0 (1
.3) <
<3.1
>> [0
]
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.1
1.3
1.3
1.3
1.3
1.3
1.3
1.3
2SC3052F-T1-LFQ304
2SC3052F-T1-LFQ303
R33210k
C30
10.
1
2SC3052F-T1-LFQ305
Q306RT1N441C-TP-1
R337220
R3382.2
R339 2.2
R3404.7k
R34
222
0kC3080.1
R34
347
0k
Q308RT1N441C
Q3102SC3052
C30950V22
R34647k
R347470
R35
447
k
R34847k
R349470
R35047k
R351470
R35247k
R353470
R35
847
k
R36
147
k
R35
747
k
R36
222
k
R36
422
k
R36
322
k
R36
722
k
R36
522
k
C320 22p
C3210.1
R327100
R326100
R32510
Q3012SC3052F-T1-LF
R32810k
R38110k C313
0.22
R380470
R38410k
R38310k
R40
210
0k
C338 1000p
100R301
R302 100
R303 100
R304 100
R305 100
R306 100
R307 100
R308 100
R309 100
R310 100
R312 100
R313 100
R314 100
R315 100
R316 100
R317 100
R318 100
R319 100
R320 100
R321 100
R322 100
R323 100
C31
00.
1
C3110.1
C3120.1
C330 0.1
1L0341Y23E0CA602LED301
Q309KTA1273
R34133k
Q3172SC3440
Q3152SC3440
Q3182SC3440
Q3162SC3440
Q3132SA1365
Q3112SA1365
Q3142SA1365
Q3122SA1365
KTA1271Y-ATQ302
R33410k
R331100k
C30210
50V
C341 0.1
R3454.7k
R3442.7k
R324 100
R333100k
R33610k
C30510
50V
C30310
50V
C3171000p
R3691k
R3701k
R3711k
R3721k
R3741k
R3851k
R3861k
R3871k
27k
R41
9
100kR420
R39010k
R39210k
R389*
R391*
TP301
TP302
TP303
TP304
TP305
TP306
TP307
TP308
TP309
TP310
TP312
TP313
TP314
TP315
TP316
TP317
TP318
TP319
TP320
TP321
TP322
TP323
TP324
TP325
TP326
TP327
TP328
TP329
TP330
TP331
TP333
TP334
TP335
TP336
TP337
TP38
TP339
TP340
TP341
TP343
R3292.2k
1
2
3
4
5
6
7
8
9
10
11
12
13
13PCN302
M2-
M2+
M1-
M1+
SW-COM
SW3
SW1
I-CHACK
SW2
I-CLOSE
I-STOCK
I-OPEN
NC
R330680
R42110k
50VC343
22
C31
40.
047
C31
50.
047
C31
60.
047
C3280.047
MAZ
8043
GM
LS0
D30
1
R4142.2k
R37610k
R37710k
R37968k
R38210k
4.7kR422
C3440.047
R33522k
TP348
R36810k
R426100k
R36610k
R42847k
1.2kR405
1.5kR406
C3450.047
R3750
R3730
1.2kR412
1.5kR413R415
2.7kR4163.9k
R4176.8k
R41815k
0.04
7C
346
Q307ISA1235
C3040.1
R3601k
R3591k
R3561k
R3551k
C3066.3V470
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
27PCN304
R40
01k
R40
11k
C332 0.01
R37833k
MC2836D303
1 7 8 9 10 11 125 6 14 19181713 16 2015 23 24 2721 28262522 31 33 3530 32 3634292 3 4 37
LCD301
4.7kR446
4.7kR447
VCC
OUT
GND
NJL24H400BIC302
1
3
2
MA2J1110GLS0D305
MA2
J111
0GLS
0D
302
MA2J1110GLS0D304
FB301 C3421000p
4700pC354
4700
pC
355
C3560.1
32.768kHzX301
C31918p
R396 330k
S301
2
3 1
6MHzX302
12
34
56
78
910
1112
1314
1516
1718
1920
2122
2324
2526
2728
2930
31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
5152
5354
5556
5758
5960
6162
6364
6566
6768
6970
7172
7374
7576
7778
7980
81828384858687888990919293949596979899100
MB90803PF-G-135E1IC301
SEG32
O-AMP-ON
O-POWER
O-CD-ON
I-3CD-SW3/O-CDM-CLOSE
I-3CD-SW2/NC
I-3CD-SW1/O-CDM-OPEN
O-3CD-M1+/O-CDM-M1+
I-RMC
O-3CD-M1-/O-CDM-M1-
O-3CD-M2+/NC
O-3CD-M2-/NC
XOA
X1A
VCC
VSS
I/O-CD-BUS0
I/O-CD-BUS1
I/O-CD-BUS2
I/O-CD-BUS3
I-3CD-CHACK
I-3CD-STOCK
O-DR-MUTE
I-REQ
O-CD-BUCK
O-CD-CCE
O-CD-RST
O-LED-STBYI-USB-TXD/I-DMP-TXDI-USB-DO/I-DMP-5V-DET
O-USB-RXD/O-DMP-RXD AV
CC
I-TU
-DO
O-U
SB-D
I/5V-
ON
/O-T
P-R
EC-M
UTE
AVSS
I-P-M
ON
I
I-KEY
1
I-KEY
2
I-TU
-AN
SD
O-U
SB-S
EL1_
2/O
-SW
-ON
/I-TP
-STA
TE
I-KEY
-WAK
E-U
P/VO
L
I-HO
LD
O-C
D-S
BSY
GN
D
I-DM
P-D
ET/O
-USB
-RST
I-MO
DEL
I-SU
FFIX
I-1C
D-C
LOSE
_OPE
N/N
C
I/O-I2
C-D
ATA
I/O-I2
C-C
LK MD2
MD1
MD0
I-RST
O-TU-CE
O-TU-CLK
O-TU-DI
VLCD
COM0
COM1
CMO2
CMO3
SEG0
SEG1
VCC
VSS
SEG2
SEG3
SEG4
SEG5
SEG6
SEG7
SEG8
SEG9
SEG10
SEG11
SEG12
SEG13
SEG14
SEG15
SEG
16
SEG
17
SEG
18
SEG
19
SEG
20
SEG
21
SEG
22
SEG
23
SEG
24
VCC
VSSX1X0
SEG
25
SEG
26
SEG
27
SEG
28
SEG
29
SEG
30
SEG
31
C34
00.
1
1
2
CN3032P
KEY-1
GND
R425 0
1
2
2PCN306
1KEY-0
GND
I/O-BUS0
I/O-BUS1
I/O-BUS2
I/O-BUS3
O-CD-BUCK
O-CD-CCE
I-REQ
O-CD-SBSY
O-AMP-ON
O-DR-MUTE
O-POWER
I/O-I2C-CLK
I/O-I2C-DATA
I-TU-DO
I-TU-ANSD
O-TU-CLK
O-TU-DI
O-TU-CE
I-P-MONI
O-CD-RST
I-SW2
I-CHACK
I-SW1/CDM-OPEN
CO
M1
CO
M2
CO
M3
SEG
0
SEG
1
SEG
2
SEG
3
SEG
4
SEG
5
SEG
6
SEG
7
SEG
8
SEG
9
SEG
10
SEG
11
SEG
12
SEG
13
SEG
14
SEG
15
SEG
16
SEG
17
SEG
18
SEG
19
SEG
20
SEG
21
SEG
22
SEG
23
SEG
24
SEG
25
SEG
26
SEG
27
SEG
28
SEG
29
SEG
30
SEG
31
O-M
2-
O-M
2+
O-M
1-/C
DM
-M-
I-HOLD
O-AMP-ON
O-CD-ON
O-M2-
LED-STBY
O-CD-BUCK
O-CD-CCE
M2+
M1-
I-REQ
O-DR-MUTE
SEG
32
5V-ON/O-TP-REC-MUTE
SEG
32
I-CLOSE/OPEN
I-CLO
SE/O
PEN
I-STOCK
O-CD-RST
I-RST
SEG15
SEG14
SEG13
SEG12
SEG11
SEG10
SEG9
SEG8
SEG7
SEG6
SEG5
SEG4
SEG3
SEG2
SEG1
SEG0
COM3
COM2
COM1
COM0
O-TU-CLK
O-TU-CE
SEG
31
SEG
30
SEG
29
SEG
28
SEG
27
SEG
26
SEG
25
SEG
16
SEG
17
SEG
18
SEG
19
SEG
20
SEG
21
SEG
22
SEG
23
SEG
24
5V-O
N/O
-TP-
REC
-MU
TE
O-C
D-S
BSY
O-CD-ON
O-POWER
CO
M0
I-STOCK
I-CHACK
I/O-BUS0
I/O-BUS1
I/O-BUS2
I/O-BUS3
I-SW1/CDM-OPEN
O-M2+
I-RMC
I-SW2
LED
-STB
Y
O-M
1+/C
DM
-M+
O-SW-ON/I-TP-STATE
M1+
M1-
I-SW3/CDM-CLOSE
I-KEY-WAKE-UP/VOL
M2-
M1+
I-MO
DEL
I-SU
FIX
I-RMC
I-TU
-DO
I-KEY
1
I-KEY
2
I-TU
-AN
SD
I-KEY
-WAK
E-U
P/VO
L
I-HO
LD
I-SU
FIX
I-MO
DEL
I/O-I2
C-D
ATA
I/O-I2
C-C
LK
I-SW3/CDM-CLOSE
M2+
O-TU-DI
I-RST
I-P-M
ON
I
O-D
MP-
RXD
O-S
W-O
N/I-
TP-S
TATE
M2-
I-KEY2
I-KEY1
REMOTE CONTROL
IC302
SW311SW312SW313SW314SW315SW316SW317SW318 SW319DISPLAY
PANEL BOARD
SYSTEM CONTROLLER
IC301
LIQUID CRYSTAL DISPLAY
W301
O-TU-CE
O-TU-DI
O-TU-CLK
I-TU-ANSD
I-TU-DO
I/O-I2C-DATA
O-SW-ON/I-TP-STATE
I/O-I2C-CLK
5V-ON/TP-REC-MUTE
O-POWER
I-DMP-DET/O-USB-RST
O-CD-M-MUTE
O-AMP-ON
O-CD-SBSY
O-CD-REQ
O-CD-CCE
O-CD-BUCK
I/O-BUS3
O-CD-RST
I-P-MONI
O-CD-ON
D-GND
V-STBY
M-GND
I/O-BUS2
I/O-BUS1
I/O-BUS0STANDBY
/
LED DRIVE
Q302-304+4V REGULATOR
Q305,306VOLTAGE DETECT
Q311-318MOTOR DRIVE
*R38927k (EC68: UK)47k (EC68: AEP, RU, E2, E3, E51, MX, AR, AUS)100k (EC78)
*R3911k (EC68: AEP, UK, RU/EC78: AEP, RU)2.2k (EC68: AUS)5.6k (EC68: E3/EC78: E3)
100k (EC68: E51, MX, AR/EC78: E51, MX, AR)47k (EC68: E2/EC78: E2)
EC78: RU, E2, E3, E51,
EC68: RU, E2, E3, E51,MX, AR, AUS/
MX, AR
(EC68: UK)
(CHASSIS)
REGULATORQ307-310
CD
DECKMECHANISM
RECEIVER
ROTARY ENCODERVOLUME
-
TUNING +SW305
FUNCTIONSW304
SW303
- TUNING
DSGX EQPLAY MODETUNING MODE
+ CD
7 11
D
B
166 9 1710
F
5 15
L
K
3
G
1 12
C
E
H
8
J
4 13
A
142
I
7-14. SCHEMATIC DIAGRAM - PANEL Board - • See page 37 for waveforms. • See page 40 for IC Pin Function Description.
(Page 29)
(Page 34)
(Page 34)
Note: Refer to “SUFFIX-12/SUFFIX-13 DISCRIMINATION OF PANEL BOARD” (page 3) of the servicing notes for suffi x-12 and suffi x-13.
HCD-EC68/EC78
HCD-EC68/EC78
3434
R407
R408
R409
R410
R411
KEY CD BOARD
R491
R492
1 9
C491 C495
C496
JACK BOARD
C698
13 2
1 2
SW306
SW307
SW308
SW309
SW310
13
SW301
W401
KEY POWER BOARD
JW491
1 3
JW614W610
REG BOARD
IC601
A2PANELBOARDCN303
A1PANELBOARDCN303
1-875-492-
12, 13
(12, 13)
12, 13
(12, 13)
12, 13
(12, 13)
12, 13
(12, 13)
DISC 1
DISC SKIP/EX-CHANGEDISC 2
DISC 3
D MAINBOARD
B2PANELBOARDCN306
B1PANELBOARDCN306
C MAINBOARDCN605
1-875-489-
1-87
5-49
3-
1-875-491-
STANDBY
J492
J491
PHONES
AUDIO IN
B
A
C
D
E
1 2 3 4 5
(NC)
(SUFFIX-12)
(SUFFIX-12)
(SUFFIX-13)
(SUFFIX-13)
7-15. PRINTED WIRING BOARDS - KEY Section -
(Page 27)
(Page 32)
• : Uses unleaded solder.• See page 23 for Circuit Boards Location.
(Page 32)
(Page 27)
PANELCN303BOARD
A
(1/2)BOARD
CMAIN
CN605
MAIN
DBOARD(1/2)
PANELCN306BOARD
B
17.1 8.9
R4072.2k TP415
TP416
R4082.7k
R4093.9k
R4106.8k
R41115k
KEY CD BOARD
DISC 1SW306SW307
DISC 2SW308DISC 3
SW309SW310DISC SKIP/EX-CHANGE
KEY-1
GND
1
2
J491AUDIO IN
C4910.1
C4951000p
C4961000p
TP491
TP492
TP493
TP494
TP495
TP496
TP497
TP498
J492PHONES
R49122k
R49222k
JACK BOARD
1
A-GND
AUDIO-L
HP-GND
AUDIO-R
HP-R
HP-L
SP-RELAY
AMP-ON
9 GND
0.1C698
I OG
TA7809SIC601
1 3
2
REG BOARD
+9V REGULATOR
IC601
TP409
TP4101
2
3
3PW401
KEY-0
GND
KEY-SW-ON (NC)
KEY POWER BOARD
STANDBY
SW301
/
B
531
C
D
E
F
G
4
A
2
3
2
1
3PW610
OUT
GND
IN
7-16. SCHEMATIC DIAGRAM - KEY Section -
(Page 28)
(Page 33)
(Page 33)
(Page 28)
Note: Refer to “SUFFIX-12/SUFFIX-13 DISCRIMINATION OF PANEL BOARD” (page 3) of the servicing notes for suffi x-12 and suffi x-13.
(Page 32)
(Page 32)
HCD-EC68/EC78
HCD-EC68/EC78
3535
C051
C052
D051
D052
D055
18
13
S001
CN05
1
CN05
3
RY001
RY001
RY002
RY002
JW003
JW00
4
JW00
5
JW006
JW00
7
JW008
JW009
JW01
0
JW01
1
JW01
2
JW01
3
JW01
4
JW01
5
JW01
6
JW01
7
JW01
8JW01
9
JW02
0
W00
1
PT BOARD
230-240V 220V 120V–2 –1
∗NOT REPLACEABLE:BUILD IN TRANSFORMER
∗
EC68:E2,E3,E51,AR,AUS/
PT001 (EC68:AEP,UK,RU/EC78:AEP,RU)
EC78:E2,E3,E51,AR
PT002 (EC68:E2,E3,E51,MX,AR,AUS/EC78:E2,E3,E51,MX,AR)
SUB POWER TRANSFORMER
(EC68:AUS)
EC68:E2,E3,E51,MX,AR,AUS/EC78:E2,E3,E51,MX,AR
EC68:E2,E3,E51,MX,AR,AUS/EC78:E2,E3,E51,MX,AR
EC68:E2,E3,E51,MX,AR,AUS/EC78:E2,E3,E51,MX,AR
EC68:E2,E3,E51,AR,AUS/EC78:E2,E3,E51,AR
EC68:AEP,UK,RU/EC78:AEP,RU
EC68:AEP,UK,RU/EC78:AEP,RU
EC68:AEP,UK,RU/EC78:AEP,RU
EC68:MX/EC78:MX
EC68:AR/EC78:AR EC68:MX/
EC78:MX
(EC68:E2,E3,E51/EC78:E2,E3,E51)
VOLTAGE SELECTOR
(AC IN)
PT003(EC68)PT004(EC78)MAIN POWER
TRANSFORMER
J MAINBOARDCN604
1-875-494-
12, 13
(12, 13)
B
C
D
E
F
1 2 3 4 5
A
(CHASSIS)
7-17. PRINTED WIRING BOARD - PT Board - • : Uses unleaded solder.• See page 23 for Circuit Boards Location.
(Page 27)
HCD-EC68/EC78
HCD-EC68/EC78
3636
(1/2)
JMAIN
BOARD
CN604
C0510.1
MC2836D051
MC2838-T112-1D052
RY001
1
2
3
4
5
6
7
8
8PCN051
RELAY ON/OFF
V STBY
AC DETECT
VH(AC)
VL(AC)
GND
VL(AC)
VH(AC)
RY002
MC2838-T112-1D055
JW006
JW004
JW009
JW005
JW003JW
007
JW00
8
1
3
3PCN053
LIVE
NEUTRAL
PT002
PT003
3
11
12
13
14
5
10
2
4
6
PT004
3
11
12
13
14
1
5
10
2
4
6
1
3
4
5
6
7
8
9
2
PT001
0.1C052
PT BOARD
EC68: E2, E3, E51, MX, AR, AUS/EC78: E2, E3, E51, MX, AREC78: AEP, RU
EC68: AEP, UK, RU/
EC68: MX/EC78: MX
EC68: E2, E3, E51, AR, AUS/EC78: E2, E3, E51, AR
(EC68:AUS)
EC78: MXEC68: MX/
EC78: AREC68: AR/
VOLTAGESELECTOR
S001
120V
220V
230-240V
-1
-2
EC68: E2, E3, E51/EC78: E2, E3, E51
(AC IN)
EC78: AEP, RUEC68: AEP, UK, RU/
EC78: E2, E3, E51, MX, AREC68: E2, E3, E51, MX, AR, AUS/
SUB POWER TRANSFORMER
SUB POWER TRANSFORMER
MAIN POWER TRANSFORMER
MAIN POWER TRANSFORMER
(EC78: E2, E3, E51, AR)
(EC68)
(EC78)
∗
∗
∗NOT REPLACEABLE:BUILD IN TRANSFORMER
W001
(CHASSIS)
7 11
D
B
6 9 10
F
53
G
1 12
C
E
84 13
A
2
1
3
4
5
6
7
8
9
2
1
(EC68: E2, E3, E51, AR, AUS) (Page 28)
7-18. SCHEMATIC DIAGRAM - PT Board -
HCD-EC68/EC78
37
• Waveforms– CD Board –
IC101 (XO)(CD play mode)
1 V/DIV, 20 ns/DIV59.1 ns
3.3 Vp-p
CN501 (EH)
20 V/DIV, 5 μs/DIV14 μs
56 Vp-p
IC101 (RFi)(CD play mode)
200 mV/DIV, 500 ns/DIV
0.5 to 1.3 Vp-p
– DECK Board –
IC301 (X1)
1 V/DIV, 50 ns/DIV166 ns
3 Vp-p
IC301 (X1A)
1 V/DIV, 10 μs/DIV30.5 μs
3 Vp-p
– MAIN Board –
– PANEL Board –
IC801 (XIN)
500 mV/DIV, 5 μs/DIV13.3 μs
1 Vp-p
HCD-EC68/EC78
38
• IC Block Diagrams– CD Board –
IC201 TK63115SCL-G@GT IC401 BA5826SFP-E2
1
2
3
4
5
6
7
8
9
10
11
1213
14
28
27
26
24
23
22
21
20
19
18
17
16
15
25
LEVELSHIFT
LEVELSHIFT
THERMALSHUT-DOWNREGULATORBIAS TRAP
LEVELSHIFT
MUTE
LEVELSHIFT D.BUFF
D.BUFF
D.BUFFGND
IN4
IN4'
BIAS
VCC
VCC
IN3'
IN3
VO3(+)
VO3(–)
VO4(–)
VO4(+)
RESETt
OPIN
VO1(–)
REGB
VO1(+)
IN1
RESET
REGOUT
MUTE
GND
IN2'
IN2
VO2(+)
VO2(–)GND
OPOUT
D.BUFF
D.BUFF
D.BUFF
D.BUFF
D.BUFF
REGU
LATO
R
VCC
VCC
THERMAL &OVER CURRENT
PROTECTION
VOLTAGEREFERENCE
ON/OFFCONTROL
VIN 1
GND 2
VCONT 3 NC4
VOUT5+–
– MAIN Board –
IC602 BD3499FV-E2
1A1
18 BCB117 BCA116 BCA2
20 SB2
19 OUT2
22 SB121 SR
24 VCC
23 OUT1
26 SDA25 SCL
28 FIL27 GND
15 BCB2
2A23B1
5C16C2
4B2
11VOL112VOL2
13TC214TC1
7D18D2
9SEL210SEL1
INPUTSELECTOR
TREBLE/BASS
INVERTER
VOLUME
INPUTGAIN
SURROUND
PC BUSLOGIC
HCD-EC68/EC78
39
IC801 LV23003VA
1AM RF-IN
3FM-MIX
2REG
6VCC1
4GND1
AMRF
AMMIX
AMDET
AMIF
FMDET
FMIF
SD
FF
VCO
FF
FF
ST
TRIG
STSW
FMMIX FM
OSC
AMOSC
OSCBUFFER
FMS-METER
DECODER
PHASECOMPARATOR
MUTE
PROGRAMMABLEDIVIDER
REFERENCEDIVIDER
UNLOCKDETECTOR
SWALLOWCOUNTER
POWER ONRESET
DATA SHIFTREGISTER
LATCH
PHASEDETECTOR
CHARGEPUMP
UNIVERSALCOUNTER
5AM-MIX
7AMIF-IN
8FMIF-IN
9P-DET
10P-COMP11FM-DET12L-OUT13R-OUT14VSS
FMRF
36 FM RF-IN35 GND234 FMRF-OUT33 VCC2
30 BO229 BO1
32 FM-OSC
31 AM-OSC
28 LP-OUT27 LP-IN
23 FMDET-OUT
15CE16DI17CL18DO
22 MPX-IN
19 XIN20 XOUT
21 VDD
26 PD25 AGC
24 AMDET-OUT
LOW-PASSFILTER
AGC
IFBUFFER
PIROTDET
CCBI/F
HCD-EC68/EC78
40
• IC Pin Function DescriptionCD BOARD IC101 TC94A70FG-006 (D, HZ (CD-MP3 PROCESSOR)
Pin No. Pin Name I/O Description1 AVSS3 - Ground terminal2 RFZi I RF ripple zero crossing signal input terminal3 RFRP O RF ripple signal output terminal4 SBAD/RFDC O Sub beam addition signal or RF peak detection signal output terminal Not used5 FEi O Focus error signal output terminal Not used6 TEi O Tracking error signal output terminal7 TEZi I Tracking error zero crossing signal input terminal8 AVDD3 - Power supply terminal (+3.3 V)9 FOo O Focus coil drive signal output terminal
10 TRo O Tracking coil drive signal output terminal11 VREF I Reference voltage (+1.65V) input terminal12 FMo O Sled motor drive signal output terminal13 DMo O Spindle motor drive signal output terminal14 VSSP3 - Ground terminal15 VCOi I VCO control voltage input terminal16 VDDP3 - Power supply terminal (+3.3 V)17 VDD1 - Power supply terminal (+1.5 V)18 VSS - Ground terminal19 FGiN I FG signal input terminal Not used20 IO0 (/HSO) I Disc inner position detection signal input terminal21 IO1 (/UHSO) O Not used22 XVSS3 - Ground terminal23 XI I System clock input terminal (16.9344 MHz)24 XO O System clock output terminal (16.9344 MHz)25 XVDD3 - Power supply terminal (+3.3 V)26 DVSS3 - Ground terminal27 RO O Audio data (R-ch) output to the input selector28 DVDD3 - Power supply terminal (+3.3 V)29 DVR O Reference voltage (+1.65V) output terminal30 LO O Audio data (L-ch) output to the input selector31 DVSS3 - Ground terminal32 VDDT3 - Power supply terminal (+3.3 V)33 VSS1 - Ground terminal34 VDD1 - Power supply terminal (+1.5 V)35 VDDM1 - Power supply terminal (+1.5 V)36 SRAMSTB I S-RAM standby mode control signal input terminal Fixed at "L" in this set37 XRST I Reset signal input from the system controller "L": reset
38, 39 BUS0, BUS1 I Serial data input from the system controller40 BUS2 (SO) I Serial data input from the system controller41 BUS3 (SI) I Serial data input from the system controller 42 BUCK (CLK) I Serial data transfer clock signal input from the system controller43 XCCE I Chip enable signal input from the system controller44 TEST I Setting terminal for test mode Normally fi xed at "L"45 IRQ I Interrupt request signal input terminal Not used46 AoUT3 (PO4) O Request signal output terminal Not used47 AoUT2 (PO5) O Audio data output terminal Not used48 PIO0 O Request signal output to the system controller
49, 50 PIO1, PIO2 O Not used51 PIO3 I Gate signal input terminal Not used52 VSS1 - Ground terminal53 VDDT3 - Power supply terminal (+3.3 V)54 SBSY O Subcode block sync signal output to the system controller55 SBOK/FOK O Not used56 IPF O Not used57 SFSY/LOCK O Not used58 ZDET O Zero detection signal output terminal Not used59 GPIN I Not used60 MS I Microcomputer interface mode selection signal input terminal Fixed at "H" in this set
HCD-EC68/EC78
41
Pin No. Pin Name I/O Description61 DOUT (PO6) O Digital audio data output terminal Not used62 AOUT (PO7) O Audio data output terminal Not used63 BCK (PO8) O Bit clock signal output terminal Not used64 LRCK (PO9) O L/R sampling clock signal output terminal Not used65 AIN (PI4) I Digital audio data input terminal Not used66 BCKi (PI5) I Bit clock signal input terminal Not used67 LRCKi (PI6) I L/R sampling clock signal input terminal Not used68 VDD1 - Power supply terminal (+1.5 V)69 VSS - Ground terminal70 AWRC - Not used71 PVDD3 - Power supply terminal (+3.3 V)72 PDO O Phase error margin signal between EFM signal and PLCK signal output terminal73 TMAXS O TMAX detection signal output terminal Not used74 TMAX O TMAX detection signal output terminal75 LPFN I Inverted signal input from the operation amplifi er for PLL loop fi lter76 LPFo O Signal output from the operation amplifi er for PLL loop fi lter77 PVREF I Reference voltage (+1.65V) input terminal78 VCOF O VCO fi lter output terminal79 PVSS3 - Ground terminal80 SLCo O EFM slice level output terminal81 RFi I RF signal input terminal82 RFRPi I RF ripple signal input terminal83 RFEQo O EFM slice level output terminal84 VRo O Reference voltage (+1.65V) output terminal85 RESiN O External resistor connection terminal86 VMDiR O Reference voltage (+1.65V) output terminal for automatic power control circuit87 TESTR O Low-pass fi lter terminal for RFEQO offset correction88 AGCi I RF signal amplitude adjustment amplifi cation input terminal89 RFo O RF signal generation amplifi cation output terminal90 RVDD3 - Power supply terminal (+3.3 V)
91 LDo O Laser diode on/off control signal output to the automatic power control circuit "H": laser diode on
92 MDi I Light amount monitor input from the laser diode of optical pick-up block93 RVSS3 - Ground terminal94 FNi2 (C) I Main beam (C) input from the optical pick-up block95 FNi1 (A) I Main beam (A) input from the optical pick-up block96 FPi2 (D) I Main beam (D) input from the optical pick-up block97 FPi1 (B) I Main beam (B) input from the optical pick-up block98 TPi (F) I Sub beam (F) input from the optical pick-up block99 TNPC O External capacitor connection terminal100 TNi (E) I Sub beam (E) input from the optical pick-up block
HCD-EC68/EC78
42
PANEL BOARD IC301 MB90803PF-G-135E1 (SYSTEM CONTROLLER)Pin No. Pin Name I/O Description
1 SEG32 O Segment drive signal output to the liquid crystal display2 O-AMP-ON O Relay drive signal output terminal (for speaker)3 O-POWER O Main power on/off control signal output terminal "H": on4 O-CD-ON O CD power on/off control signal output terminal "H": on
5 to 7
I-3CD-SW3/O-CDM-CLOSE, I-3CD-SW2/
NC, I-3CD-SW1/O-CDM-OPEN
I Detection switch input from the CD mechanism deck
8 O-3CD-M1+/O-CDM-M1+ O Motr drive signal output terminal Not used
9 I-RMC I Remote control signal input from the remote control receiver
10 O-3CD-M1-/O-CDM-M1- O Motr drive signal output terminal Not used
11, 12 O-3CD-M2+/NC, O-3CD-M2-/NC O Motr drive signal output to the CD mechanism deck
13 X0A I Sub system clock input terminal (32.768 kHz)14 X1A O Sub system clock output terminal (32.768 kHz)15 VCC - Power supply terminal (+3.1V)16 VSS - Ground terminal
17 to 20 I/O-CD-BUS0 to I/O-CD-BUS3 O Serial data output to the CD-MP3 processor
21 I-3CD-CHACK I Disc chucking detection switch input from the CD mechanism deck22 I-3CD-STOCK I Disc stocking detection switch input from the CD mechanism deck23 O-DR-MUTE O Muting signal output to the motor/coil driver24 I-REQ I Request signal input from the CD-MP3 processor25 O-CD-BUCK O Serial data transfer clock signal output to the CD-MP3 processor26 O-CD-CCE O Chip enable signal output to the CD-MP3 processor27 O-CD-RST O System reset signal output to the CD-MP3 processor "L": reset28 O-LED-STBY O LED drive signal output terminal for STANDBY indicater29 I-USB-TXD/I-DMP-TXD I Serial data input terminal Not used
30 I-USB-DO/I-DMP-5V-DET I Power voltage detection signal input terminal Not used
31 O-USB-RXD/O-DMP-RXD O Serial data output terminal Not used
32 AVCC - Power supply terminal (+3.1V)33 I-TU-DO I Serial data input from the AM/FM DET
34 O-USB-DI/5V-ON/O-TP-REC-MUTE O Muting signal output to the REC muting circuit
35 AVSS - Ground terminal36 I-P-MONI I Power monitor signal input terminal
37, 38 I-KEY1, I-KEY2 I Front panel key input terminal (A/D input)39 I-TU-ANSD I Power monitor signal input terminal
40 O-USB-SEL1_2/O-SW-ON/I-TP-STATE I Tape syate detection signal input terminal
41 I-KEY-WAKE-UP/VOL I System wake up signal input terminal42 I-HOLD I Hold signal input terminal43 O-CD-SBSY I Subcode block sync signal input from the CD-MP3 processor44 GND - Ground terminal
45 I-DMP-DET/O-USB-RST I/O DMPORT detection signal input terminal/reset signal output terminal Not used
46 I-MODEL I Model setting terminal 47 I-SUFFIX I Suffi x setting terminal
48 I-CD-CLOSE_OPEN/NC I CD table open/close detection signal input terminal
49 I/O-I2C-DATA I/O Two-way serial data bus with the electrical volume50 I/O-I2C-CLK O Serial data transfer clock signal output to the electrical volume
51 to 53 MD2 to MD0 - Not used
54 I-RST I Reset signal input from the voltage detect "L": reset For several hundreds msec. after the power supply rises, "L" is input, then it changes to "H"
55 O-TU-CE O Chip enable signal output to the FM/AM DET56 O-TU-CLK O Serial data transfer clock signal output to the FM/AM DET
HCD-EC68/EC78
43
Pin No. Pin Name I/O Description57 O-TU-DI O Serial data output to the FM/AM DET
58 VLCD - Terminal for doubler circuit capacitor connection to develop liquid crystal display drive volt-age
59 to 62 COM0, COM1, CMO2, CMO3 O Common drive signal output to the liquid crystal display
63, 64 SEG0, SEG1 O Segment drive signal output to the liquid crystal display65 VCC - Power supply terminal (+3.1V)66 VSS - Ground terminal
67 to 89 SEG2 to SEG24 O Segment drive signal output to the liquid crystal display90 VCC - Power supply terminal (+3.1V)91 VSS - Ground terminal92 X1 I Main system clock output terminal (6 MHz)93 X0 O Main system clock input terminal (6 MHz)
94 to 100 SEG25 to SEG31 O Segment drive signal output to the liquid crystal display
44
HCD-EC68/EC78SECTION 8
EXPLODED VIEWS
1 3-276-203-01 DOOR (CD) 2 3-363-099-32 SCREW (CASE 3 TP2) 3 2-890-831-11 PANEL (L), SIDE 4 2-890-830-11 PANEL (R), SIDE
(EC68/EC78: E2, E3, E51, MX, AR) 4 2-890-830-31 PANEL (R), SIDE (EC78: AEP, RU)
5 2-890-829-11 PANEL (TOP) (EC68: UK) 6 3-254-143-11 SCREW (B3), (+) BV TAPPING #1 7-685-647-79 SCREW +BVTP 3X10 TYPE2 N-S #5 7-685-247-14 SCREW +KTP 3X10 TYPE2 NON-SLIT
Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark
Note:• -XX and -X mean standardized parts, so
they may have some difference from the original one.
• Items marked “*” are not stocked since they are seldom required for routine ser-vice.
Some delay should be anticipated when ordering these items.
• The mechanical parts with no reference number in the exploded views are not sup-plied.
• Color Indication of Appearance Parts Ex-ample:
KNOB, BALANCE (WHITE) . . . (RED) R R Parts of Color Cabinet’s Color• Accessories are given in the last of the
electrical parts list.• Abbreviation AR : Argentina model AUS : Australian model E2 : 120V AC area in E model
The components identifi ed by mark 0 or dotted line with mark 0 are critical for safety. Replace only with part number specifi ed.
8-1. PANEL SECTION
1
2
4 2
3
#1
#1
#5
#5
chassis section
tape deck section(EXCEPT EC68:UK) (EC68:UK)
front panel section
5
6
6 6
6
E3 : 240V AC area in E model E51 : Chilean and Peruvian models MX : Mexican model RU : Russian model
45
HCD-EC68/EC78
5161
61
53
54
55
56
57
58
59
606362
not supplied
notsupplied
#6
#4
not supplied
not supplied(DECK board)
52
52
not supplied
64
51 1-833-801-21 CABLE, FLEXIBLE FLAT (9 CORE) (EXCEPT EC68: UK)
52 3-701-748-00 CLAMP (EXCEPT EC68: UK) 53 3-252-827-01 SCREW (B2.6), (+) BV TAPPING
(EXCEPT EC68: UK) 54 2-649-132-21 BUTTON (CASS) (z, N, m, M, xZ, X)
(EXCEPT EC68: UK) 55 2-649-152-02 SPRING (CASS) (EXCEPT EC68: UK)
56 2-649-131-21 BOX, CASSETTE (EXCEPT EC68: UK) 57 2-649-128-71 PANEL, TOP (EXCEPT EC68: UK) 58 3-047-468-01 DAMPER (EXCEPT EC68: UK) 59 3-921-725-01 SCREW (2.6X10), +PWH (EXCEPT EC68: UK) 60 1-797-575-11 DECK, MECHANICAL (CS-21SC-900TP)
(EXCEPT EC68: UK)
60 A-1527-851-A TCM-J1 (EXCEPT EC68: UK)
61 4-951-620-01 SCREW (2.6X8), +BVTP (EXCEPT EC68: UK) 62 2-670-389-01 BELT (1) (for TCM-J1) (EXCEPT EC68: UK) 62 2-688-622-01 BELT (MAIN) (for CS-21SC-900TP)
(EXCEPT EC68: UK) 63 3-214-817-01 BELT (FR) (for TCM-J1) (EXCEPT EC68: UK)
63 2-688-621-01 BELT (R/F) (for CS-21SC-900TP) (EXCEPT EC68: UK)
64 3-917-753-41 CUSHION (SP) (EXCEPT EC68: UK) #4 7-685-645-79 SCREW +BVTP 3X6 TYPE2 IT-3
(EXCEPT EC68: UK) #6 7-685-850-04 SCREW +BVTT 2X3 (S) (EXCEPT EC68: UK)
Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark
8-2. TAPE DECK SECTION (EXCEPT EC68: UK)
Note: When you exchange Ref.No.60, 62 or 63, Please refer to “HOW TO DISTINGUISH TAPE MECHANISM DECK (EXCEPT EC68: UK MODEL)” of the service note (5 page).
46
HCD-EC68/EC78
101 3-276-202-01 KNOB (VOL) 102 3-276-204-01 RING (VOL) (EC78: AEP, RU, E2, E51, MX, AR) 102 3-276-204-11 RING (VOL) (EC68) 102 3-276-204-21 RING (VOL) (EC78: E3) 103 3-276-201-01 PLATE, ORNAMENTAL
104 3-276-198-21 WINDOW (EC78: E3) 104 3-276-198-41 WINDOW (EC68: E3, AUS) 104 3-276-198-81 WINDOW (EC78: AEP, RU, E2, E51, MX, AR) 104 3-276-198-91 WINDOW (EC68: AEP, UK, RU, E2, E51, MX, AR) 105 A-1418-860-A PANEL ASSY, FRONT (EC68: E3, AUS)
105 A-1418-861-A PANEL ASSY, FRONT (EC68: E2, E51, MX, AR) 105 A-1418-864-A PANEL ASSY, FRONT (EC78: E3) 105 A-1418-865-A PANEL ASSY, FRONT (EC78: E2, E51, MX, AR) 105 A-1509-965-A PANEL ASSY, FRONT (EC68: AEP, UK, RU) 105 A-1509-966-A PANEL ASSY, FRONT (EC78: AEP, RU)
106 4-951-620-01 SCREW (2.6X8), +BVTP
107 1-832-906-21 CABLE, FLEXIBLE FLAT (27 CORE) 108 3-297-298-01 SHEET (RM) 109 A-1379-679-A PANEL BOARD, COMPLETE (EC78: AEP) 109 A-1379-692-A PANEL BOARD, COMPLETE (EC78: RU)
109 A-1379-698-A PANEL BOARD, COMPLETE (EC78: E2) 109 A-1379-707-A PANEL BOARD, COMPLETE (EC78: E51, MX, AR) 109 A-1379-748-A PANEL BOARD, COMPLETE (EC68: AEP) 109 A-1379-753-A PANEL BOARD, COMPLETE (EC68: RU) 109 A-1379-787-A PANEL BOARD, COMPLETE (EC68: E2)
109 A-1379-794-A PANEL BOARD, COMPLETE (EC68: E51, MX, AR) 109 A-1426-147-A PANEL BOARD, COMPLETE (EC78: E3) 109 A-1426-169-A PANEL BOARD, COMPLETE (EC68: UK) 109 A-1426-174-A PANEL BOARD, COMPLETE (EC68: E3) 109 A-1426-177-A PANEL BOARD, COMPLETE (EC68: AUS)
110 1-831-774-21 CABLE, FLEXIBLE FLAT (9 CORE) 111 4-225-252-01 CUSHION (FOOT)
Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark
8-3. FRONT PANEL SECTION
101
102
103
104
105
106
106
106
107
108
109106
106
110111
not supplied
notsupplied
not supplied
not supplied(KEY POWER board)
not supplied(KEY CD board)
not supplied(JACK HOLD board)
not supplied(JACK board)
47
HCD-EC68/EC78
151 1-832-838-21 CABLE, FLEXIBLE FLAT (13 CORE) 152 4-225-252-01 CUSHION (FOOT) 154 3-701-748-00 CLAMP 155 3-254-143-11 SCREW (B3), (+) BV TAPPING0 156 1-769-744-81 CORD, POWER (EC68: UK)
0 156 1-829-387-11 CORD, POWER (EC68: AR/EC78: AR)0 156 1-834-966-21 CORD, POWER (EC68: AEP, RU, E2, E3, E51/
EC78: AEP, RU, E2, E3, E51)
0 156 1-834-967-21 CORD, POWER (EC68: AUS)0 156 1-834-978-11 CORD, POWER (EC68: MX/EC78: MX) 157 1-834-181-21 CABLE, FLEXIBLE FLAT (21 CORE)
0 M601 1-787-400-11 D.C. FAN (EC68/EC78: E2, E3, E51, MX, AR)0 M601 1-787-631-11 FAN, DC (EC78: AEP, RU) #1 7-685-647-79 SCREW +BVTP 3X10 TYPE2 N-S #2 7-685-661-14 SCREW +BVTP 4X12 TYPE2 N-S
Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark
8-4. CHASSIS SECTION
151
152
152
154 156
157
#1
#1
#1
#2#2
main section
not supplied
(EC78)
not supplied
CD mechanism section
not supplied(AC HOLD board)
M601
not supplied
155155
155
155155
48
HCD-EC68/EC78
201 A-1379-677-A MAIN BOARD, COMPLETE (EC78: AEP, RU) 201 A-1379-696-A MAIN BOARD, COMPLETE
(EC78: E2, E51, MX, AR) 201 A-1379-746-A MAIN BOARD, COMPLETE (EC68: AEP, RU) 201 A-1379-785-A MAIN BOARD, COMPLETE
(EC68: E2, E51, MX, AR) 201 A-1426-145-A MAIN BOARD, COMPLETE (EC78: E3)
201 A-1426-167-A MAIN BOARD, COMPLETE (EC68: UK) 201 A-1426-172-A MAIN BOARD, COMPLETE (EC68: E3, AUS) 202 1-831-744-21 CABLE, FLEXIBLE FLAT (5 CORE) 203 1-835-276-21 CABLE, FLEXIBLE FLAT (5 CORE) (EC78) 204 3-905-609-31 SCREW (TRANSISTOR)
Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark
0 PT003 1-445-117-11 TRANSFORMER, POWER (EC68: AEP, RU)0 PT003 1-445-338-11 TRANSFORMER, POWER (EC68: MX)0 PT003 1-445-346-11 TRANSFORMER, POWER
(EC68: E2, E3, E51, AR, AUS)0 PT003 1-445-432-11 TRANSFORMER, POWER (EC68: UK)0 PT004 1-445-119-11 TRANSFORMER, POWER
(EC78: E2, E3, E51, AR)
0 PT004 1-445-341-11 TRANSFORMER, POWER (EC78: AEP, RU)0 PT004 1-445-344-11 TRANSFORMER, POWER (EC78: MX) #1 7-685-647-79 SCREW +BVTP 3X10 TYPE2 N-S #3 7-685-880-09 SCREW +BVTT 4X6 (S) #4 7-685-645-79 SCREW +BVTP 3X6 TYPE2 IT-3
8-5. MAIN SECTION
201 202
204
204
203
not supplied
not supplied
not supplied
#4
#4#4
#1
#1
#1
#1
#1
#1#1
#1
#1
PT003: EC68/PT004: EC78
#3
#1
not suppliednot supplied
not supplied
not supplied(PT board)
not supplied(HI AMP board)
(EC78)
(EXCEPT EC68: UK)
(EC68: UK)
not supplied(LOW AMP board)
not supplied(HOLD board)
not supplied(REG board)
not supplied(HOLD (PT) board)
#1
not supplied(HOLD board)
49
HCD-EC68/EC78
251 1-797-193-12 MECHANICAL, CD (DLM3A) 252 2-632-062-11 BELT (DLM3A) 253 4-227-045-31 SPRING (INSULATOR), COIL 254 4-227-549-31 INSULATOR 255 4-985-672-01 SCREW (+PTPWHM2.6), FLOATING
0 256 A-4735-357-A BASE ASSY, OP (KSM-213D) 257 1-832-404-21 CABLE, FLEXIBLE FLAT (16 CORE) 258 A-1217-914-A CD BOARD, COMPLETE S201 1-771-853-11 SWITCH, DETECTION (LIMIT)
Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark
8-6. CD MECHANISM SECTION (CDM88A-K6BD90-WOD)
256(including sled motor (M402), spindle motor (M401))
257
258
S201
sled motor (M402)
spindle motor (M401)
253253
254
254
254
254
252
252
255255
251
not supplied
not supplied
50
HCD-EC68/EC78SECTION 9
ELECTRICAL PARTS LIST
A-1217-914-A CD BOARD, COMPLETE *******************
< CAPACITOR >
C100 1-164-360-11 CERAMIC CHIP 0.1uF 16V C101 1-164-360-11 CERAMIC CHIP 0.1uF 16V C102 1-164-360-11 CERAMIC CHIP 0.1uF 16V C103 1-164-360-11 CERAMIC CHIP 0.1uF 16V C104 1-164-360-11 CERAMIC CHIP 0.1uF 16V
C105 1-164-360-11 CERAMIC CHIP 0.1uF 16V C106 1-128-995-21 ELECT CHIP 100uF 20% 10V C107 1-164-360-11 CERAMIC CHIP 0.1uF 16V C108 1-164-360-11 CERAMIC CHIP 0.1uF 16V C109 1-164-360-11 CERAMIC CHIP 0.1uF 16V
C110 1-164-360-11 CERAMIC CHIP 0.1uF 16V C112 1-164-360-11 CERAMIC CHIP 0.1uF 16V C113 1-164-360-11 CERAMIC CHIP 0.1uF 16V C115 1-124-778-00 ELECT CHIP 22uF 20% 6.3V C116 1-164-360-11 CERAMIC CHIP 0.1uF 16V
C117 1-164-227-11 CERAMIC CHIP 0.022uF 10% 25V C118 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V C119 1-164-227-11 CERAMIC CHIP 0.022uF 10% 25V C120 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V C122 1-164-315-11 CERAMIC CHIP 470PF 5% 50V
C123 1-164-315-11 CERAMIC CHIP 470PF 5% 50V C124 1-162-968-11 CERAMIC CHIP 0.0047uF 10% 50V C125 1-162-968-11 CERAMIC CHIP 0.0047uF 10% 50V C126 1-107-826-11 CERAMIC CHIP 0.1uF 10% 16V C127 1-162-966-11 CERAMIC CHIP 0.0022uF 10% 50V
C128 1-162-910-11 CERAMIC CHIP 5PF 0.25PF 50V C130 1-162-910-11 CERAMIC CHIP 5PF 0.25PF 50V C132 1-164-360-11 CERAMIC CHIP 0.1uF 16V C133 1-107-826-11 CERAMIC CHIP 0.1uF 10% 16V C136 1-162-923-11 CERAMIC CHIP 47PF 5% 50V
C137 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V C138 1-164-315-11 CERAMIC CHIP 470PF 5% 50V C139 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V C140 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V C141 1-162-966-11 CERAMIC CHIP 0.0022uF 10% 50V
C142 1-107-826-11 CERAMIC CHIP 0.1uF 10% 16V C143 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V C144 1-107-826-11 CERAMIC CHIP 0.1uF 10% 16V C145 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V C146 1-164-315-11 CERAMIC CHIP 470PF 5% 50V
C147 1-107-826-11 CERAMIC CHIP 0.1uF 10% 16V
C148 1-162-923-11 CERAMIC CHIP 47PF 5% 50V C149 1-162-919-11 CERAMIC CHIP 22PF 5% 50V C150 1-162-964-11 CERAMIC CHIP 0.001uF 10% 50V C151 1-164-315-11 CERAMIC CHIP 470PF 5% 50V
C152 1-164-315-11 CERAMIC CHIP 470PF 5% 50V C153 1-164-360-11 CERAMIC CHIP 0.1uF 16V C201 1-128-995-21 ELECT CHIP 100uF 20% 10V C202 1-128-995-21 ELECT CHIP 100uF 20% 10V C204 1-164-360-11 CERAMIC CHIP 0.1uF 16V
C205 1-164-360-11 CERAMIC CHIP 0.1uF 16V C206 1-165-908-11 CERAMIC CHIP 1uF 10% 10V C207 1-165-908-11 CERAMIC CHIP 1uF 10% 10V C301 1-164-360-11 CERAMIC CHIP 0.1uF 16V C302 1-137-710-91 CERAMIC CHIP 10uF 20% 6.3V
C303 1-137-710-91 CERAMIC CHIP 10uF 20% 6.3V C306 1-128-995-21 ELECT CHIP 100uF 20% 10V C307 1-165-908-11 CERAMIC CHIP 1uF 10% 10V C309 1-162-964-11 CERAMIC CHIP 0.001uF 10% 50V C401 1-128-394-11 ELECT CHIP 220uF 20% 10V
C403 1-164-360-11 CERAMIC CHIP 0.1uF 16V C404 1-164-360-11 CERAMIC CHIP 0.1uF 16V C405 1-164-360-11 CERAMIC CHIP 0.1uF 16V
< CONNECTOR >
CN201 1-784-833-51 CONNECTOR, FFC (LIF (NON-ZIF)) 21P CN301 1-770-425-51 CONNECTOR, FFC/FPC 16P
< IC >
IC101 6-712-622-01 IC TC94A70FG-006 (D, HZ IC201 6-710-808-01 IC TK63115SCL-G@GT IC401 6-710-637-01 IC BA5826SFP-E2
< TRANSISTOR >
Q301 6-551-120-01 TRANSISTOR 2SA2119K
< RESISTOR >
R101 1-216-813-11 METAL CHIP 220 5% 1/10W R102 1-216-833-11 METAL CHIP 10K 5% 1/10W R104 1-216-295-91 SHORT CHIP 0 R105 1-216-857-11 METAL CHIP 1M 5% 1/10W R106 1-216-821-11 METAL CHIP 1K 5% 1/10W
R108 1-216-864-11 SHORT CHIP 0 R110 1-216-833-11 METAL CHIP 10K 5% 1/10W R111 1-216-809-11 METAL CHIP 100 5% 1/10W R112 1-216-809-11 METAL CHIP 100 5% 1/10W
Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark
CD
When indicating parts by reference num-ber, please include the board name.
Note:• Due to standardization, replacements in
the parts list may be different from the parts specifi ed in the diagrams or the com-ponents used on the set.
• -XX and -X mean standardized parts, so they may have some difference from the original one.
• Items marked “*” are not stocked since they are seldom required for routine ser-vice.
Some delay should be anticipated when ordering these items.
• CAPACITORS uF: μF• COILS uH: μH
• RESISTORS All resistors are in ohms. METAL: Metal-fi lm resistor. METAL OXIDE: Metal oxide-fi lm resistor. F: nonfl ammable• SEMICONDUCTORS In each case, u: μ, for example: uA. . : μA. . , uPA. . , μPA. . , uPB. . : μPB. . , uPC. . , μPC. . , uPD. . : μPD. .• Abbreviation AR : Argentina model AUS : Australian model E2 : 120V AC area in E model E3 : 240V AC area in E model E51 : Chilean and Peruvian models
The components identifi ed by mark 0 or dotted line with mark 0 are critical for safety. Replace only with part number specifi ed.
MX : Mexican model RU : Russian model
Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark
HCD-EC68/EC78
5151
R113 1-216-833-11 METAL CHIP 10K 5% 1/10W
R114 1-216-833-11 METAL CHIP 10K 5% 1/10W R118 1-216-845-11 METAL CHIP 100K 5% 1/10W R120 1-216-864-11 SHORT CHIP 0 R125 1-216-864-11 SHORT CHIP 0 R126 1-216-864-11 SHORT CHIP 0
R127 1-216-864-11 SHORT CHIP 0 R128 1-216-853-11 METAL CHIP 470K 5% 1/10W R129 1-216-821-11 METAL CHIP 1K 5% 1/10W R130 1-216-829-11 METAL CHIP 4.7K 5% 1/10W R134 1-216-857-11 METAL CHIP 1M 5% 1/10W
R135 1-216-853-11 METAL CHIP 470K 5% 1/10W R136 1-216-837-11 METAL CHIP 22K 5% 1/10W R139 1-216-841-11 METAL CHIP 47K 5% 1/10W R140 1-216-864-11 SHORT CHIP 0 R142 1-216-837-11 METAL CHIP 22K 5% 1/10W
R143 1-216-841-11 METAL CHIP 47K 5% 1/10W R144 1-216-837-11 METAL CHIP 22K 5% 1/10W R145 1-216-864-11 SHORT CHIP 0 R146 1-216-864-11 SHORT CHIP 0 R147 1-216-864-11 SHORT CHIP 0
R148 1-216-864-11 SHORT CHIP 0 R149 1-216-864-11 SHORT CHIP 0 R150 1-216-864-11 SHORT CHIP 0 R151 1-216-864-11 SHORT CHIP 0 R153 1-216-857-11 METAL CHIP 1M 5% 1/10W
R154 1-216-857-11 METAL CHIP 1M 5% 1/10W R155 1-216-805-11 METAL CHIP 47 5% 1/10W R156 1-216-809-11 METAL CHIP 100 5% 1/10W R157 1-216-809-11 METAL CHIP 100 5% 1/10W R201 1-216-295-91 SHORT CHIP 0
R202 1-216-295-91 SHORT CHIP 0 R203 1-216-809-11 METAL CHIP 100 5% 1/10W R204 1-216-809-11 METAL CHIP 100 5% 1/10W R205 1-216-809-11 METAL CHIP 100 5% 1/10W R206 1-216-809-11 METAL CHIP 100 5% 1/10W
R207 1-216-809-11 METAL CHIP 100 5% 1/10W R208 1-216-809-11 METAL CHIP 100 5% 1/10W R209 1-216-809-11 METAL CHIP 100 5% 1/10W R210 1-216-809-11 METAL CHIP 100 5% 1/10W R211 1-216-809-11 METAL CHIP 100 5% 1/10W
R212 1-216-809-11 METAL CHIP 100 5% 1/10W R218 1-216-845-11 METAL CHIP 100K 5% 1/10W R219 1-216-845-11 METAL CHIP 100K 5% 1/10W R220 1-216-845-11 METAL CHIP 100K 5% 1/10W R221 1-216-845-11 METAL CHIP 100K 5% 1/10W
R222 1-216-845-11 METAL CHIP 100K 5% 1/10W R223 1-216-845-11 METAL CHIP 100K 5% 1/10W R301 1-216-845-11 METAL CHIP 100K 5% 1/10W R302 1-216-864-11 SHORT CHIP 0 R303 1-216-789-11 METAL CHIP 2.2 5% 1/10W
R304 1-216-789-11 METAL CHIP 2.2 5% 1/10W R402 1-216-825-11 METAL CHIP 2.2K 5% 1/10W R405 1-216-833-11 METAL CHIP 10K 5% 1/10W R408 1-216-825-11 METAL CHIP 2.2K 5% 1/10W R414 1-216-829-11 METAL CHIP 4.7K 5% 1/10W
R415 1-216-841-11 METAL CHIP 47K 5% 1/10W
< VIBRATOR >
X102 1-795-101-21 VIBRATOR, CERAMIC (16.9344MHz)************************************************************
DECK BOARD (EXCEPT EC68: UK) ***********
< CAPACITOR >
C501 1-126-933-11 ELECT 100uF 20% 16V C502 1-126-933-11 ELECT 100uF 20% 16V C503 1-162-966-11 CERAMIC CHIP 0.0022uF 10% 50V C504 1-162-966-11 CERAMIC CHIP 0.0022uF 10% 50V C505 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V
C506 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V C509 1-162-923-11 CERAMIC CHIP 47PF 5% 50V C510 1-162-923-11 CERAMIC CHIP 47PF 5% 50V C511 1-162-960-11 CERAMIC CHIP 220PF 10% 50V C512 1-162-960-11 CERAMIC CHIP 220PF 10% 50V
C513 1-126-960-11 ELECT 1uF 20% 50V C514 1-126-960-11 ELECT 1uF 20% 50V C515 1-126-947-11 ELECT 47uF 20% 35V C516 1-126-947-11 ELECT 47uF 20% 35V C517 1-162-964-11 CERAMIC CHIP 0.001uF 10% 50V
C519 1-162-962-11 CERAMIC CHIP 470PF 10% 50V C520 1-162-962-11 CERAMIC CHIP 470PF 10% 50V C521 1-125-837-91 CERAMIC CHIP 1uF 10% 6.3V C522 1-125-837-91 CERAMIC CHIP 1uF 10% 6.3V C523 1-107-826-11 CERAMIC CHIP 0.1uF 10% 16V
C524 1-107-826-11 CERAMIC CHIP 0.1uF 10% 16V C525 1-162-923-11 CERAMIC CHIP 47PF 5% 50V C526 1-162-923-11 CERAMIC CHIP 47PF 5% 50V C527 1-162-962-11 CERAMIC CHIP 470PF 10% 50V C528 1-162-962-11 CERAMIC CHIP 470PF 10% 50V
C529 1-162-961-11 CERAMIC CHIP 330PF 10% 50V C530 1-162-961-11 CERAMIC CHIP 330PF 10% 50V C531 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V C532 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V C533 1-162-966-11 CERAMIC CHIP 0.0022uF 10% 50V
C534 1-162-966-11 CERAMIC CHIP 0.0022uF 10% 50V C535 1-162-966-11 CERAMIC CHIP 0.0022uF 10% 50V C536 1-162-966-11 CERAMIC CHIP 0.0022uF 10% 50V C537 1-162-966-11 CERAMIC CHIP 0.0022uF 10% 50V C538 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V
C539 1-115-156-11 CERAMIC CHIP 1uF 10V C540 1-137-391-11 MYLAR 0.0047uF 5% 100V C542 1-104-662-91 ELECT 22uF 20% 25V C543 1-162-964-11 CERAMIC CHIP 0.001uF 10% 50V C545 1-100-566-91 CERAMIC CHIP 0.1uF 10% 25V
C546 1-100-566-91 CERAMIC CHIP 0.1uF 10% 25V
< CONNECTOR >
CN501 1-815-449-11 PIN, CONNECTOR (PWB) 8P
< GROUND TERMINAL >
ET501 1-537-771-21 TERMINAL BOARD, GROUND
< IC >
IC501 8-759-278-58 IC NJM4558V-TE2 IC502 8-759-278-58 IC NJM4558V-TE2
CD DECK
Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark
HCD-EC68/EC78
52
< JUMPER RESISTOR >
JR501 1-216-864-11 SHORT CHIP 0 JR502 1-216-864-11 SHORT CHIP 0 JR503 1-216-864-11 SHORT CHIP 0
< TRANSFORMER >
L501 1-456-094-11 TRANSFORMER, BIAS OSCILLATION
< TRANSISTOR >
Q501 8-729-119-78 TRANSISTOR 2SC2785-HFE Q502 8-729-119-78 TRANSISTOR 2SC2785-HFE
< RESISTOR >
R501 1-216-825-11 METAL CHIP 2.2K 5% 1/10W R502 1-216-825-11 METAL CHIP 2.2K 5% 1/10W R503 1-216-825-11 METAL CHIP 2.2K 5% 1/10W R504 1-216-825-11 METAL CHIP 2.2K 5% 1/10W R505 1-216-835-11 METAL CHIP 15K 5% 1/10W
R506 1-216-835-11 METAL CHIP 15K 5% 1/10W R507 1-216-851-11 METAL CHIP 330K 5% 1/10W R508 1-216-851-11 METAL CHIP 330K 5% 1/10W R509 1-216-811-11 METAL CHIP 150 5% 1/10W R510 1-216-811-11 METAL CHIP 150 5% 1/10W
R511 1-216-845-11 METAL CHIP 100K 5% 1/10W R512 1-216-845-11 METAL CHIP 100K 5% 1/10W R513 1-216-845-11 METAL CHIP 100K 5% 1/10W R514 1-216-845-11 METAL CHIP 100K 5% 1/10W R515 1-216-864-11 SHORT CHIP 0
R516 1-216-864-11 SHORT CHIP 0 R517 1-216-821-11 METAL CHIP 1K 5% 1/10W R518 1-216-821-11 METAL CHIP 1K 5% 1/10W R519 1-216-841-11 METAL CHIP 47K 5% 1/10W R520 1-216-841-11 METAL CHIP 47K 5% 1/10W
R521 1-216-841-11 METAL CHIP 47K 5% 1/10W R522 1-216-841-11 METAL CHIP 47K 5% 1/10W R523 1-216-827-11 METAL CHIP 3.3K 5% 1/10W R524 1-216-827-11 METAL CHIP 3.3K 5% 1/10W R525 1-216-851-11 METAL CHIP 330K 5% 1/10W
R526 1-216-851-11 METAL CHIP 330K 5% 1/10W R527 1-216-851-11 METAL CHIP 330K 5% 1/10W R528 1-216-851-11 METAL CHIP 330K 5% 1/10W R529 1-216-825-11 METAL CHIP 2.2K 5% 1/10W R530 1-216-825-11 METAL CHIP 2.2K 5% 1/10W
R531 1-216-832-11 METAL CHIP 8.2K 5% 1/10W R532 1-216-832-11 METAL CHIP 8.2K 5% 1/10W R533 1-216-837-11 METAL CHIP 22K 5% 1/10W R534 1-216-835-11 METAL CHIP 15K 5% 1/10W R535 1-216-829-11 METAL CHIP 4.7K 5% 1/10W
R536 1-216-829-11 METAL CHIP 4.7K 5% 1/10W R537 1-216-833-11 METAL CHIP 10K 5% 1/10W R538 1-216-833-11 METAL CHIP 10K 5% 1/10W R539 1-216-793-11 METAL CHIP 4.7 5% 1/10W R540 1-216-805-11 METAL CHIP 47 5% 1/10W
R541 1-216-805-11 METAL CHIP 47 5% 1/10W R543 1-216-809-11 METAL CHIP 100 5% 1/10W R544 1-216-809-11 METAL CHIP 100 5% 1/10W R545 1-216-817-11 METAL CHIP 470 5% 1/10W R546 1-216-817-11 METAL CHIP 470 5% 1/10W
< SWITCH >
S501 1-762-369-11 SWITCH, SLIDE (REC/PB)************************************************************
HI AMP BOARD (EC78) ************
< CAPACITOR >
C151 1-126-960-11 ELECT 1uF 20% 50V C152 1-126-960-11 ELECT 1uF 20% 50V C153 1-164-315-11 CERAMIC CHIP 470PF 5% 50V C154 1-164-315-11 CERAMIC CHIP 470PF 5% 50V C155 1-162-927-11 CERAMIC CHIP 100PF 5% 50V
C156 1-162-927-11 CERAMIC CHIP 100PF 5% 50V C157 1-126-960-11 ELECT 1uF 20% 50V C158 1-126-960-11 ELECT 1uF 20% 50V C159 1-162-908-11 CERAMIC CHIP 3PF 0.25PF 50V C160 1-162-908-11 CERAMIC CHIP 3PF 0.25PF 50V
C161 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V C162 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V C166 1-162-968-11 CERAMIC CHIP 0.0047uF 10% 50V C169 1-126-968-11 ELECT 100uF 20% 50V
(EC78: E2, E3, E51, MX, AR) C169 1-128-576-11 ELECT 100uF 20% 63V
(EC78: AEP, RU)
C170 1-126-968-11 ELECT 100uF 20% 50V(EC78: E2, E3, E51, MX, AR)
C170 1-128-576-11 ELECT 100uF 20% 63V(EC78: AEP, RU)
C173 1-165-621-91 CERAMIC CHIP 0.1uF 50V C174 1-165-621-91 CERAMIC CHIP 0.1uF 50V C175 1-100-566-91 CERAMIC CHIP 0.1uF 10% 25V
C176 1-100-566-91 CERAMIC CHIP 0.1uF 10% 25V C178 1-100-566-91 CERAMIC CHIP 0.1uF 10% 25V
< CONNECTOR >
CN151 1-819-134-11 PIN, CONNECTOR 6P CN152 1-784-766-11 CONNECTOR, FFC 5P
< DIODE >
D151 6-500-335-01 DIODE MC2838-T112-1 D152 6-501-817-01 DIODE MA2J1110GLS0
< IC >
IC151 6-705-621-01 IC STK433-070
< JUMPER RESISTOR >
JR151 1-216-864-11 SHORT CHIP 0
< TRANSISTOR >
Q151 6-551-270-01 TRANSISTOR 2SA2026 Q152 6-551-270-01 TRANSISTOR 2SA2026
< RESISTOR >
R151 1-216-824-11 METAL CHIP 1.8K 5% 1/10W R152 1-216-824-11 METAL CHIP 1.8K 5% 1/10W R153 1-216-837-11 METAL CHIP 22K 5% 1/10W R154 1-216-837-11 METAL CHIP 22K 5% 1/10W R155 1-216-841-11 METAL CHIP 47K 5% 1/10W
HI AMPDECK
Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark
HCD-EC68/EC78
5353
R156 1-216-841-11 METAL CHIP 47K 5% 1/10W R159 1-216-821-11 METAL CHIP 1K 5% 1/10W R160 1-216-821-11 METAL CHIP 1K 5% 1/10W R161 1-216-817-11 METAL CHIP 470 5% 1/10W R162 1-216-817-11 METAL CHIP 470 5% 1/10W
R163 1-216-841-11 METAL CHIP 47K 5% 1/10W R164 1-216-841-11 METAL CHIP 47K 5% 1/10W R171 1-216-864-11 SHORT CHIP 0 R172 1-216-809-11 METAL CHIP 100 5% 1/10W R173 1-216-821-11 METAL CHIP 1K 5% 1/10W
R175 1-216-813-11 METAL CHIP 220 5% 1/10W R176 1-216-813-11 METAL CHIP 220 5% 1/10W R177 1-216-813-11 METAL CHIP 220 5% 1/10W R178 1-216-813-11 METAL CHIP 220 5% 1/10W0 R179 1-216-361-31 METAL OXIDE 0.22 5% 2W F
0 R180 1-216-361-31 METAL OXIDE 0.22 5% 2W F R181 1-216-822-11 METAL CHIP 1.2K 5% 1/10W R182 1-216-822-11 METAL CHIP 1.2K 5% 1/10W R183 1-216-837-11 METAL CHIP 22K 5% 1/10W R184 1-216-837-11 METAL CHIP 22K 5% 1/10W
R185 1-216-825-11 METAL CHIP 2.2K 5% 1/10W R186 1-216-825-11 METAL CHIP 2.2K 5% 1/10W R195 1-216-817-11 METAL CHIP 470 5% 1/10W R196 1-216-817-11 METAL CHIP 470 5% 1/10W************************************************************
JACK BOARD ***********
< CAPACITOR >
C491 1-164-156-11 CERAMIC CHIP 0.1uF 25V C495 1-162-964-11 CERAMIC CHIP 0.001uF 10% 50V C496 1-162-964-11 CERAMIC CHIP 0.001uF 10% 50V
< JACK >
J491 1-566-822-51 JACK (AUDIO IN) J492 1-815-629-21 JACK (PHONES)
< RESISTOR >
R491 1-216-837-11 METAL CHIP 22K 5% 1/10W R492 1-216-837-11 METAL CHIP 22K 5% 1/10W************************************************************
KEY CD BOARD *************
< RESISTOR >
R407 1-216-825-11 METAL CHIP 2.2K 5% 1/10W R408 1-216-826-11 METAL CHIP 2.7K 5% 1/10W R409 1-216-828-11 METAL CHIP 3.9K 5% 1/10W R410 1-218-867-11 METAL CHIP 6.8K 0.5% 1/10W R411 1-216-835-11 METAL CHIP 15K 5% 1/10W
< SWITCH >
SW306 1-771-410-21 SWITCH, TACTILE (DISC 1) SW307 1-771-410-21 SWITCH, TACTILE (DISC 2) SW308 1-771-410-21 SWITCH, TACTILE (DISC 3) SW309 1-771-410-21 SWITCH, TACTILE (Z) SW310 1-771-410-21 SWITCH, TACTILE (DISC SKIP/EX-CHANGE)************************************************************
KEY POWER BOARD *****************
< SWITCH >
SW301 1-771-410-21 SWITCH, TACTILE (I/1, STANDBY)
< CABLE HOLDER >
W401 1-824-027-21 HOLDER, CABLE 3P************************************************************
LOW AMP BOARD **************
< CAPACITOR >
C101 1-126-960-11 ELECT 1uF 20% 50V C102 1-126-960-11 ELECT 1uF 20% 50V C103 1-164-315-11 CERAMIC CHIP 470PF 5% 50V C104 1-164-315-11 CERAMIC CHIP 470PF 5% 50V C105 1-162-927-11 CERAMIC CHIP 100PF 5% 50V
C106 1-162-927-11 CERAMIC CHIP 100PF 5% 50V C107 1-126-947-11 ELECT 47uF 20% 35V C108 1-126-947-11 ELECT 47uF 20% 35V C109 1-162-908-11 CERAMIC CHIP 3PF 0.25PF 50V C110 1-162-908-11 CERAMIC CHIP 3PF 0.25PF 50V
C116 1-162-968-11 CERAMIC CHIP 0.0047uF 10% 50V C119 1-126-968-11 ELECT 100uF 20% 50V
(EC68/EC78: E2, E3, E51, MX, AR) C119 1-128-576-11 ELECT 100uF 20% 63V
(EC78: AEP, RU) C120 1-126-968-11 ELECT 100uF 20% 50V
(EC68/EC78: E2, E3, E51, MX, AR) C120 1-128-576-11 ELECT 100uF 20% 63V
(EC78: AEP, RU)
C123 1-165-621-91 CERAMIC CHIP 0.1uF 50V C124 1-165-621-91 CERAMIC CHIP 0.1uF 50V C125 1-100-566-91 CERAMIC CHIP 0.1uF 10% 25V C126 1-100-566-91 CERAMIC CHIP 0.1uF 10% 25V C128 1-100-566-91 CERAMIC CHIP 0.1uF 10% 25V
< CONNECTOR >
CN102 1-784-766-11 CONNECTOR, FFC 5P CN104 1-824-030-21 HOLDER, CABLE 5P
< DIODE >
D101 6-500-335-01 DIODE MC2838-T112-1 D103 6-501-817-01 DIODE MA2J1110GLS0
< IC >
IC101 6-705-620-01 IC STK433-060 (EC68) IC101 6-705-621-01 IC STK433-070 (EC78)
< JUMPER RESISTOR >
JR132 1-216-864-11 SHORT CHIP 0
< TRANSISTOR >
Q101 6-551-270-01 TRANSISTOR 2SA2026 Q102 6-551-270-01 TRANSISTOR 2SA2026
< RESISTOR >
R101 1-216-864-11 SHORT CHIP 0
JACKHI AMP LOW AMPKEY CD KEY POWER
Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark
HCD-EC68/EC78
54
R102 1-216-864-11 SHORT CHIP 0 R103 1-216-824-11 METAL CHIP 1.8K 5% 1/10W
(EC78) R103 1-216-827-11 METAL CHIP 3.3K 5% 1/10W
(EC68) R104 1-216-824-11 METAL CHIP 1.8K 5% 1/10W
(EC78)
R104 1-216-827-11 METAL CHIP 3.3K 5% 1/10W(EC68)
R105 1-216-829-11 METAL CHIP 4.7K 5% 1/10W(EC68)
R105 1-216-837-11 METAL CHIP 22K 5% 1/10W(EC78)
R106 1-216-829-11 METAL CHIP 4.7K 5% 1/10W(EC68)
R106 1-216-837-11 METAL CHIP 22K 5% 1/10W(EC78)
R107 1-216-841-11 METAL CHIP 47K 5% 1/10W R108 1-216-841-11 METAL CHIP 47K 5% 1/10W R109 1-216-821-11 METAL CHIP 1K 5% 1/10W R110 1-216-821-11 METAL CHIP 1K 5% 1/10W R111 1-216-817-11 METAL CHIP 470 5% 1/10W
R112 1-216-817-11 METAL CHIP 470 5% 1/10W R113 1-216-841-11 METAL CHIP 47K 5% 1/10W R114 1-216-841-11 METAL CHIP 47K 5% 1/10W R122 1-216-809-11 METAL CHIP 100 5% 1/10W R123 1-216-821-11 METAL CHIP 1K 5% 1/10W
R125 1-216-813-11 METAL CHIP 220 5% 1/10W R126 1-216-813-11 METAL CHIP 220 5% 1/10W R127 1-216-813-11 METAL CHIP 220 5% 1/10W R128 1-216-813-11 METAL CHIP 220 5% 1/10W R129 1-216-361-31 METAL OXIDE 0.22 5% 2W
R130 1-216-361-31 METAL OXIDE 0.22 5% 2W R131 1-216-822-11 METAL CHIP 1.2K 5% 1/10W R132 1-216-822-11 METAL CHIP 1.2K 5% 1/10W R133 1-216-837-11 METAL CHIP 22K 5% 1/10W R134 1-216-837-11 METAL CHIP 22K 5% 1/10W
R135 1-216-825-11 METAL CHIP 2.2K 5% 1/10W R136 1-216-825-11 METAL CHIP 2.2K 5% 1/10W R142 1-216-864-11 SHORT CHIP 0 R145 1-216-817-11 METAL CHIP 470 5% 1/10W R146 1-216-817-11 METAL CHIP 470 5% 1/10W************************************************************
A-1379-677-A MAIN BOARD, COMPLETE (EC78: AEP, RU) A-1379-696-A MAIN BOARD, COMPLETE
(EC78: E2, E51, MX, AR) A-1379-746-A MAIN BOARD, COMPLETE (EC68: AEP, RU) A-1379-785-A MAIN BOARD, COMPLETE
(EC68: E2, E51, MX, AR) A-1426-145-A MAIN BOARD, COMPLETE (EC78: E3)
A-1426-167-A MAIN BOARD, COMPLETE (EC68: UK) A-1426-172-A MAIN BOARD, COMPLETE (EC68: E3, AUS) *********************
< CAPACITOR >
C601 1-126-947-11 ELECT 47uF 20% 35V C602 1-104-662-91 ELECT 22uF 20% 25V C603 1-162-968-11 CERAMIC CHIP 0.0047uF 10% 50V
(EC78) C604 1-100-566-91 CERAMIC CHIP 0.1uF 10% 25V
(EC78) C605 1-100-566-91 CERAMIC CHIP 0.1uF 10% 25V
(EC78)
C606 1-162-968-11 CERAMIC CHIP 0.0047uF 10% 50V(EC78)
C607 1-100-566-91 CERAMIC CHIP 0.1uF 10% 25V C608 1-100-566-91 CERAMIC CHIP 0.1uF 10% 25V C609 1-162-968-11 CERAMIC CHIP 0.0047uF 10% 50V C610 1-162-968-11 CERAMIC CHIP 0.0047uF 10% 50V
C611 1-127-715-11 CERAMIC CHIP 0.22uF 10% 16V C612 1-127-715-11 CERAMIC CHIP 0.22uF 10% 16V C613 1-126-964-11 ELECT 10uF 20% 50V C614 1-126-963-11 ELECT 4.7uF 20% 50V C615 1-100-566-91 CERAMIC CHIP 0.1uF 10% 25V
(EC78)
C616 1-100-566-91 CERAMIC CHIP 0.1uF 10% 25V(EC78)
C617 1-100-566-91 CERAMIC CHIP 0.1uF 10% 25V C618 1-100-566-91 CERAMIC CHIP 0.1uF 10% 25V C619 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V C620 1-104-658-91 ELECT 100uF 20% 10V
C621 1-137-749-11 MYLAR 0.1uF 100V C622 1-128-550-11 ELECT 2200uF 20% 50V
(EC68/EC78: E2, E3, E51, MX, AR) C623 1-137-749-11 MYLAR 0.1uF 100V C626 1-128-550-11 ELECT 2200uF 20% 50V
(EC68/EC78: E2, E3, E51, MX, AR) C627 1-126-943-11 ELECT 2200uF 20% 25V
C628 1-126-942-61 ELECT 1000uF 20% 25V C629 1-162-968-11 CERAMIC CHIP 0.0047uF 10% 50V C630 1-126-947-11 ELECT 47uF 20% 35V C631 1-126-933-11 ELECT 100uF 20% 16V C632 1-126-963-11 ELECT 4.7uF 20% 50V
C633 1-165-176-11 CERAMIC CHIP 0.047uF 10% 16V C634 1-165-176-11 CERAMIC CHIP 0.047uF 10% 16V C635 1-125-837-91 CERAMIC CHIP 1uF 10% 6.3V
(EXCEPT EC68: UK) C636 1-126-960-11 ELECT 1uF 20% 50V C637 1-165-176-11 CERAMIC CHIP 0.047uF 10% 16V
C638 1-165-176-11 CERAMIC CHIP 0.047uF 10% 16V C639 1-162-966-11 CERAMIC CHIP 0.0022uF 10% 50V C640 1-162-966-11 CERAMIC CHIP 0.0022uF 10% 50V C641 1-126-962-11 ELECT 3.3uF 20% 50V C642 1-164-227-11 CERAMIC CHIP 0.022uF 10% 25V
C643 1-125-837-91 CERAMIC CHIP 1uF 10% 6.3V(EXCEPT EC68: UK)
C644 1-126-960-11 ELECT 1uF 20% 50V C645 1-162-964-11 CERAMIC CHIP 0.001uF 10% 50V C646 1-126-960-11 ELECT 1uF 20% 50V C647 1-162-966-11 CERAMIC CHIP 0.0022uF 10% 50V
C648 1-125-837-91 CERAMIC CHIP 1uF 10% 6.3V C649 1-162-960-11 CERAMIC CHIP 220PF 10% 50V C650 1-125-837-91 CERAMIC CHIP 1uF 10% 6.3V C651 1-162-960-11 CERAMIC CHIP 220PF 10% 50V
(EXCEPT EC68: UK) C652 1-125-837-91 CERAMIC CHIP 1uF 10% 6.3V
C653 1-162-960-11 CERAMIC CHIP 220PF 10% 50V(EXCEPT EC68: UK)
C654 1-125-837-91 CERAMIC CHIP 1uF 10% 6.3V C655 1-162-960-11 CERAMIC CHIP 220PF 10% 50V C656 1-125-837-91 CERAMIC CHIP 1uF 10% 6.3V C657 1-162-966-11 CERAMIC CHIP 0.0022uF 10% 50V
C658 1-125-837-91 CERAMIC CHIP 1uF 10% 6.3V C659 1-162-915-11 CERAMIC CHIP 10PF 0.5PF 50V
MAINLOW AMP
Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark
HCD-EC68/EC78
5555
C660 1-162-915-11 CERAMIC CHIP 10PF 0.5PF 50V C661 1-126-964-11 ELECT 10uF 20% 50V C662 1-115-416-11 CERAMIC CHIP 0.001uF 5% 25V
C663 1-126-960-11 ELECT 1uF 20% 50V C664 1-126-960-11 ELECT 1uF 20% 50V C665 1-126-960-11 ELECT 1uF 20% 50V C666 1-162-964-11 CERAMIC CHIP 0.001uF 10% 50V C667 1-126-933-11 ELECT 100uF 20% 16V
C669 1-126-923-91 ELECT 220uF 20% 10V C671 1-126-933-11 ELECT 100uF 20% 16V C673 1-126-925-91 ELECT 470uF 20% 10V C674 1-164-227-11 CERAMIC CHIP 0.022uF 10% 25V C675 1-126-960-11 ELECT 1uF 20% 50V
C676 1-126-960-11 ELECT 1uF 20% 50V C677 1-126-974-11 ELECT 3300uF 20% 50V
(EC78: AEP, RU) C678 1-126-974-11 ELECT 3300uF 20% 50V
(EC78: AEP, RU) C679 1-100-566-91 CERAMIC CHIP 0.1uF 10% 25V C680 1-162-966-11 CERAMIC CHIP 0.0022uF 10% 50V
C681 1-162-966-11 CERAMIC CHIP 0.0022uF 10% 50V C682 1-162-966-11 CERAMIC CHIP 0.0022uF 10% 50V C683 1-162-966-11 CERAMIC CHIP 0.0022uF 10% 50V C684 1-110-563-11 CERAMIC CHIP 0.068uF 10% 16V C685 1-110-563-11 CERAMIC CHIP 0.068uF 10% 16V
C686 1-110-563-11 CERAMIC CHIP 0.068uF 10% 16V C687 1-110-563-11 CERAMIC CHIP 0.068uF 10% 16V C689 1-162-962-11 CERAMIC CHIP 470PF 10% 50V C690 1-162-966-11 CERAMIC CHIP 0.0022uF 10% 50V C691 1-100-566-91 CERAMIC CHIP 0.1uF 10% 25V
C692 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V C693 1-100-566-91 CERAMIC CHIP 0.1uF 10% 25V C694 1-100-566-91 CERAMIC CHIP 0.1uF 10% 25V C695 1-125-837-91 CERAMIC CHIP 1uF 10% 6.3V C696 1-125-837-91 CERAMIC CHIP 1uF 10% 6.3V
C699 1-162-964-11 CERAMIC CHIP 0.001uF 10% 50V C700 1-162-964-11 CERAMIC CHIP 0.001uF 10% 50V C703 1-162-966-11 CERAMIC CHIP 0.0022uF 10% 50V C704 1-162-962-11 CERAMIC CHIP 470PF 10% 50V C713 1-162-962-11 CERAMIC CHIP 470PF 10% 50V
C714 1-126-947-11 ELECT 47uF 20% 35V C788 1-164-245-11 CERAMIC CHIP 0.015uF 10% 25V C789 1-164-245-11 CERAMIC CHIP 0.015uF 10% 25V C802 1-126-933-11 ELECT 100uF 20% 16V C803 1-125-837-91 CERAMIC CHIP 1uF 10% 6.3V
C804 1-162-918-11 CERAMIC CHIP 18PF 5% 50V C805 1-117-863-11 CERAMIC CHIP 0.47uF 10% 6.3V C806 1-162-962-11 CERAMIC CHIP 470PF 10% 50V C807 1-125-837-91 CERAMIC CHIP 1uF 10% 6.3V C808 1-162-918-11 CERAMIC CHIP 18PF 5% 50V
C809 1-162-964-11 CERAMIC CHIP 0.001uF 10% 50V C810 1-162-964-11 CERAMIC CHIP 0.001uF 10% 50V C811 1-162-964-11 CERAMIC CHIP 0.001uF 10% 50V C814 1-162-968-11 CERAMIC CHIP 0.0047uF 10% 50V C815 1-162-968-11 CERAMIC CHIP 0.0047uF 10% 50V
C816 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V C817 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V C819 1-162-962-11 CERAMIC CHIP 470PF 10% 50V C820 1-162-910-11 CERAMIC CHIP 5PF 0.25PF 50V C821 1-162-966-11 CERAMIC CHIP 0.0022uF 10% 50V
C822 1-126-965-91 ELECT 22uF 20% 50V C823 1-126-923-91 ELECT 220uF 20% 10V C824 1-165-908-11 CERAMIC CHIP 1uF 10% 10V C826 1-162-964-11 CERAMIC CHIP 0.001uF 10% 50V C827 1-165-176-11 CERAMIC CHIP 0.047uF 10% 16V
C828 1-162-927-11 CERAMIC CHIP 100PF 5% 50V C829 1-117-863-11 CERAMIC CHIP 0.47uF 10% 6.3V C830 1-162-907-11 CERAMIC CHIP 2PF 0.25PF 50V C831 1-117-863-11 CERAMIC CHIP 0.47uF 10% 6.3V C832 1-117-863-11 CERAMIC CHIP 0.47uF 10% 6.3V
C833 1-126-923-91 ELECT 220uF 20% 10V C834 1-162-915-11 CERAMIC CHIP 10PF 0.5PF 50V C835 1-165-176-11 CERAMIC CHIP 0.047uF 10% 16V C836 1-164-227-11 CERAMIC CHIP 0.022uF 10% 25V C837 1-162-915-11 CERAMIC CHIP 10PF 0.5PF 50V
C838 1-162-964-11 CERAMIC CHIP 0.001uF 10% 50V C840 1-100-566-91 CERAMIC CHIP 0.1uF 10% 25V C841 1-162-964-11 CERAMIC CHIP 0.001uF 10% 50V C843 1-164-156-11 CERAMIC CHIP 0.1uF 25V C844 1-100-566-91 CERAMIC CHIP 0.1uF 10% 25V
C845 1-115-467-11 CERAMIC CHIP 0.22uF 10% 10V C846 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V C847 1-100-566-91 CERAMIC CHIP 0.1uF 10% 25V C848 1-164-156-11 CERAMIC CHIP 0.1uF 25V C850 1-164-156-11 CERAMIC CHIP 0.1uF 25V
< FILTER >
CF801 1-781-962-21 FILTER, CERAMIC
< CONNECTOR >
CN601 1-819-131-11 PIN, CONNECTOR 3P CN602 1-784-766-11 CONNECTOR, FFC 5P (EC78) CN603 1-784-766-11 CONNECTOR, FFC 5P CN604 1-819-136-11 PIN, CONNECTOR 8P CN605 1-784-770-11 CONNECTOR, FFC 9P
CN606 1-784-731-11 CONNECTOR, FFC 9P (EXCEPT EC68: UK) CN607 1-784-788-11 CONNECTOR, FFC 27P CN608 1-779-289-11 CONNECTOR, FFC (LIF (NON-ZIF)) 21P CN632 1-824-030-21 HOLDER, CABLE 5P (EC78) CN633 1-819-133-11 PIN, CONNECTOR
* CN801 1-506-680-11 PLUG, CONNECTOR (2.5mm) 3P (ANTENNA FM/AM)
< DIODE >
D601 6-500-335-01 DIODE MC2838-T112-1 D602 6-500-335-01 DIODE MC2838-T112-1 D603 6-501-817-01 DIODE MA2J1110GLS0 (EC78) D604 6-501-817-01 DIODE MA2J1110GLS0 D605 6-501-817-01 DIODE MA2J1110GLS0
D606 6-500-334-01 DIODE MC2836-T112-1 D607 6-501-046-01 DIODE 1N5402-F46 D608 6-501-046-01 DIODE 1N5402-F46 D609 6-501-046-01 DIODE 1N5402-F46 D610 6-501-046-01 DIODE 1N5402-F46
D611 8-719-046-07 DIODE 2A02M (EC78) D612 8-719-046-07 DIODE 2A02M (EC78) D614 6-501-817-01 DIODE MA2J1110GLS0 D615 8-719-063-79 DIODE 1N4002B D617 6-500-335-01 DIODE MC2838-T112-1
D618 6-501-719-01 DIODE MAZ8039GHLS0
MAIN
Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark
HCD-EC68/EC78
56
D619 8-719-063-79 DIODE 1N4002B D620 8-719-063-79 DIODE 1N4002B D621 6-501-722-01 DIODE MAZ8043GMLS0 D622 6-501-752-01 DIODE MAZ8082GMLS0
D628 6-501-817-01 DIODE MA2J1110GLS0 D629 8-719-063-79 DIODE 1N4002B (EC68) D630 8-719-063-79 DIODE 1N4002B (EC68) D631 6-501-817-01 DIODE MA2J1110GLS0 D791 6-501-817-01 DIODE MA2J1110GLS0
D801 6-501-142-01 DIODE SVC347A-TL-E D802 8-719-062-51 DIODE 1PS226-115 D803 6-501-369-01 DIODE SVC230-TB-E D804 6-501-369-01 DIODE SVC230-TB-E D805 8-719-062-51 DIODE 1PS226-115
D806 8-719-062-51 DIODE 1PS226-115
< GROUND TERMINAL >
ET601 1-537-771-21 TERMINAL BOARD, GROUND ET602 1-537-771-21 TERMINAL BOARD, GROUND
< FILTER >
FL801 1-760-393-11 FILTER, CERAMIC FL803 1-236-711-21 FILTER, BAND PASS
< IC >
IC602 6-712-055-01 IC BD3499FV-E2 IC801 6-708-840-01 IC LV23003VA
< JUMPER RESISTOR >
JR601 1-216-864-11 SHORT CHIP 0 JR602 1-216-864-11 SHORT CHIP 0 JR603 1-216-864-11 SHORT CHIP 0 JR604 1-216-864-11 SHORT CHIP 0 JR605 1-216-864-11 SHORT CHIP 0
JR606 1-216-864-11 SHORT CHIP 0 JR607 1-216-864-11 SHORT CHIP 0 JR608 1-216-864-11 SHORT CHIP 0 JR609 1-216-864-11 SHORT CHIP 0 JR610 1-216-864-11 SHORT CHIP 0
JR611 1-216-864-11 SHORT CHIP 0 JR612 1-216-864-11 SHORT CHIP 0 JR613 1-216-864-11 SHORT CHIP 0 JR614 1-216-864-11 SHORT CHIP 0 JR615 1-216-864-11 SHORT CHIP 0
JR616 1-216-864-11 SHORT CHIP 0 JR617 1-216-864-11 SHORT CHIP 0 JR618 1-216-864-11 SHORT CHIP 0
< COIL >
L601 1-456-107-11 COIL, AIR-CORE (EC78) L602 1-456-107-11 COIL, AIR-CORE (EC78) L603 1-456-107-11 COIL, AIR-CORE L604 1-456-107-11 COIL, AIR-CORE L801 1-456-596-11 COIL, MW OSC
L802 1-457-168-11 COIL, DET L803 1-457-162-11 COIL, AIR-CORE L804 1-457-163-11 COIL, AIR-CORE L805 1-457-161-11 COIL, AM ANTENNA
< TRANSISTOR >
Q601 8-729-037-03 TRANSISTOR KTA1266GR-AT Q602 8-729-120-28 TRANSISTOR 2SC1623-L5L6 Q603 8-729-120-28 TRANSISTOR 2SC1623-L5L6 Q604 8-729-120-28 TRANSISTOR 2SC1623-L5L6 Q605 8-729-120-28 TRANSISTOR 2SC1623-L5L6
Q606 8-729-120-28 TRANSISTOR 2SC1623-L5L6 Q608 8-729-120-28 TRANSISTOR 2SC1623-L5L6 Q611 8-729-120-28 TRANSISTOR 2SC1623-L5L6 Q612 6-551-696-01 TRANSISTOR ISA1235AC1TP-1EF Q616 8-729-120-28 TRANSISTOR 2SC1623-L5L6
(EXCEPT EC68: UK)
Q617 8-729-120-28 TRANSISTOR 2SC1623-L5L6 (EXCEPT EC68: UK)
Q618 6-551-696-01 TRANSISTOR ISA1235AC1TP-1EF Q619 8-729-120-28 TRANSISTOR 2SC1623-L5L6 Q622 8-729-120-28 TRANSISTOR 2SC1623-L5L6 Q624 8-729-036-86 TRANSISTOR KTC3203Y-AT
Q801 8-729-120-28 TRANSISTOR 2SC1623-L5L6 Q802 8-729-120-28 TRANSISTOR 2SC1623-L5L6
< RESISTOR >
R601 1-216-817-11 METAL CHIP 470 5% 1/10W R603 1-216-793-11 METAL CHIP 4.7 5% 1/10W R604 1-216-845-11 METAL CHIP 100K 5% 1/10W R605 1-216-799-11 METAL CHIP 15 5% 1/10W
(EC78: AEP, RU) R605 1-216-806-11 METAL CHIP 56 5% 1/10W
(EC68/EC78: E2, E3, E51, MX, AR)
R606 1-216-797-11 METAL CHIP 10 5% 1/10W(EC78)
R607 1-216-797-11 METAL CHIP 10 5% 1/10W(EC78)
R608 1-216-797-11 METAL CHIP 10 5% 1/10W(EC78)
R609 1-216-829-11 METAL CHIP 4.7K 5% 1/10W R610 1-216-829-11 METAL CHIP 4.7K 5% 1/10W
R611 1-216-797-11 METAL CHIP 10 5% 1/10W R612 1-216-797-11 METAL CHIP 10 5% 1/10W R613 1-216-833-11 METAL CHIP 10K 5% 1/10W R614 1-216-833-11 METAL CHIP 10K 5% 1/10W R615 1-216-797-11 METAL CHIP 10 5% 1/10W
R616 1-216-828-11 METAL CHIP 3.9K 5% 1/10W(EC68)
R616 1-216-833-11 METAL CHIP 10K 5% 1/10W(EC78)
R617 1-216-833-11 METAL CHIP 10K 5% 1/10W R618 1-216-833-11 METAL CHIP 10K 5% 1/10W R619 1-216-828-11 METAL CHIP 3.9K 5% 1/10W
(EC68)
R619 1-216-833-11 METAL CHIP 10K 5% 1/10W(EC78)
R620 1-216-829-11 METAL CHIP 4.7K 5% 1/10W R621 1-216-829-11 METAL CHIP 4.7K 5% 1/10W R622 1-216-839-11 METAL CHIP 33K 5% 1/10W R623 1-216-833-11 METAL CHIP 10K 5% 1/10W
R624 1-216-833-11 METAL CHIP 10K 5% 1/10W R625 1-216-839-11 METAL CHIP 33K 5% 1/10W R626 1-216-833-11 METAL CHIP 10K 5% 1/10W R627 1-216-829-11 METAL CHIP 4.7K 5% 1/10W R628 1-216-833-11 METAL CHIP 10K 5% 1/10W
MAIN
Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark
HCD-EC68/EC78
5757
R629 1-216-829-11 METAL CHIP 4.7K 5% 1/10W R630 1-216-841-11 METAL CHIP 47K 5% 1/10W R631 1-216-797-11 METAL CHIP 10 5% 1/10W
(EC78) R632 1-216-845-11 METAL CHIP 100K 5% 1/10W
(EC78) R633 1-216-845-11 METAL CHIP 100K 5% 1/10W
(EC78)
R634 1-249-402-11 CARBON 56 5% 1/4W(EC78)
R635 1-249-402-11 CARBON 56 5% 1/4W(EC78)
R636 1-249-402-11 CARBON 56 5% 1/4W(EC78)
R637 1-216-829-11 METAL CHIP 4.7K 5% 1/10W R638 1-249-402-11 CARBON 56 5% 1/4W
(EC78)
R638 1-249-403-11 CARBON 68 5% 1/4W(EC68)
R639 1-216-845-11 METAL CHIP 100K 5% 1/10W R640 1-216-845-11 METAL CHIP 100K 5% 1/10W R641 1-249-402-11 CARBON 56 5% 1/4W
(EC78) R641 1-249-403-11 CARBON 68 5% 1/4W
(EC68)
R642 1-249-402-11 CARBON 56 5% 1/4W(EC78)
R642 1-249-403-11 CARBON 68 5% 1/4W(EC68)
R643 1-216-833-11 METAL CHIP 10K 5% 1/10W R644 1-216-821-11 METAL CHIP 1K 5% 1/10W R645 1-216-825-11 METAL CHIP 2.2K 5% 1/10W
R646 1-216-809-11 METAL CHIP 100 5% 1/10W R647 1-216-797-11 METAL CHIP 10 5% 1/10W R648 1-216-841-11 METAL CHIP 47K 5% 1/10W R649 1-216-825-11 METAL CHIP 2.2K 5% 1/10W R650 1-216-829-11 METAL CHIP 4.7K 5% 1/10W
R651 1-216-829-11 METAL CHIP 4.7K 5% 1/10W R652 1-216-809-11 METAL CHIP 100 5% 1/10W0 R658 1-215-890-51 METAL OXIDE 470 5% 2W F R660 1-216-864-11 SHORT CHIP 00 R662 1-215-890-51 METAL OXIDE 470 5% 2W F
R663 1-216-821-11 METAL CHIP 1K 5% 1/10W R666 1-216-821-11 METAL CHIP 1K 5% 1/10W R667 1-216-841-11 METAL CHIP 47K 5% 1/10W R669 1-216-845-11 METAL CHIP 100K 5% 1/10W R670 1-216-833-11 METAL CHIP 10K 5% 1/10W
R672 1-216-833-11 METAL CHIP 10K 5% 1/10W R673 1-216-864-11 SHORT CHIP 0 R674 1-249-401-11 CARBON 47 5% 1/4W R675 1-249-401-11 CARBON 47 5% 1/4W R676 1-216-833-11 METAL CHIP 10K 5% 1/10W
R677 1-216-833-11 METAL CHIP 10K 5% 1/10W R678 1-216-841-11 METAL CHIP 47K 5% 1/10W R679 1-216-829-11 METAL CHIP 4.7K 5% 1/10W
(EXCEPT EC68: UK) R680 1-216-829-11 METAL CHIP 4.7K 5% 1/10W
(EXCEPT EC68: UK) R681 1-216-837-11 METAL CHIP 22K 5% 1/10W
R682 1-216-833-11 METAL CHIP 10K 5% 1/10W(EXCEPT EC68: UK)
R683 1-216-826-11 METAL CHIP 2.7K 5% 1/10W(EXCEPT EC68: UK)
R684 1-216-837-11 METAL CHIP 22K 5% 1/10W R685 1-216-829-11 METAL CHIP 4.7K 5% 1/10W R686 1-216-842-11 METAL CHIP 56K 5% 1/10W
R687 1-216-837-11 METAL CHIP 22K 5% 1/10W R689 1-216-838-11 METAL CHIP 27K 5% 1/10W R690 1-216-825-11 METAL CHIP 2.2K 5% 1/10W R691 1-216-833-11 METAL CHIP 10K 5% 1/10W R692 1-216-829-11 METAL CHIP 4.7K 5% 1/10W
R693 1-216-821-11 METAL CHIP 1K 5% 1/10W R694 1-216-833-11 METAL CHIP 10K 5% 1/10W
(EXCEPT EC68: UK) R695 1-216-826-11 METAL CHIP 2.7K 5% 1/10W
(EXCEPT EC68: UK) R696 1-216-833-11 METAL CHIP 10K 5% 1/10W R697 1-216-821-11 METAL CHIP 1K 5% 1/10W
R700 1-216-829-11 METAL CHIP 4.7K 5% 1/10W R701 1-216-864-11 SHORT CHIP 0 (EC68: UK) R702 1-216-864-11 SHORT CHIP 0 (EC68: UK) R704 1-216-829-11 METAL CHIP 4.7K 5% 1/10W R706 1-216-813-11 METAL CHIP 220 5% 1/10W
R707 1-216-813-11 METAL CHIP 220 5% 1/10W R708 1-216-833-11 METAL CHIP 10K 5% 1/10W R709 1-216-821-11 METAL CHIP 1K 5% 1/10W R715 1-216-809-11 METAL CHIP 100 5% 1/10W R716 1-216-821-11 METAL CHIP 1K 5% 1/10W
R717 1-249-403-11 CARBON 68 5% 1/4W R718 1-249-403-11 CARBON 68 5% 1/4W R719 1-249-403-11 CARBON 68 5% 1/4W R720 1-216-837-11 METAL CHIP 22K 5% 1/10W R722 1-216-809-11 METAL CHIP 100 5% 1/10W
R724 1-249-395-11 CARBON 15 5% 1/4W R725 1-249-395-11 CARBON 15 5% 1/4W R726 1-249-395-11 CARBON 15 5% 1/4W R727 1-216-829-11 METAL CHIP 4.7K 5% 1/10W R728 1-216-829-11 METAL CHIP 4.7K 5% 1/10W
R729 1-216-845-11 METAL CHIP 100K 5% 1/10W R731 1-216-809-11 METAL CHIP 100 5% 1/10W R732 1-216-809-11 METAL CHIP 100 5% 1/10W R749 1-216-829-11 METAL CHIP 4.7K 5% 1/10W R750 1-216-829-11 METAL CHIP 4.7K 5% 1/10W
R751 1-216-830-11 METAL CHIP 5.6K 5% 1/10W R752 1-216-830-11 METAL CHIP 5.6K 5% 1/10W R753 1-216-830-11 METAL CHIP 5.6K 5% 1/10W R754 1-216-830-11 METAL CHIP 5.6K 5% 1/10W R787 1-216-835-11 METAL CHIP 15K 5% 1/10W
R788 1-216-835-11 METAL CHIP 15K 5% 1/10W R791 1-216-845-11 METAL CHIP 100K 5% 1/10W R792 1-216-849-11 METAL CHIP 220K 5% 1/10W R801 1-216-809-11 METAL CHIP 100 5% 1/10W R802 1-216-801-11 METAL CHIP 22 5% 1/10W
R803 1-216-825-11 METAL CHIP 2.2K 5% 1/10W R804 1-216-801-11 METAL CHIP 22 5% 1/10W R805 1-216-853-11 METAL CHIP 470K 5% 1/10W R806 1-216-841-11 METAL CHIP 47K 5% 1/10W R807 1-216-837-11 METAL CHIP 22K 5% 1/10W
R808 1-216-801-11 METAL CHIP 22 5% 1/10W R809 1-216-809-11 METAL CHIP 100 5% 1/10W R810 1-216-829-11 METAL CHIP 4.7K 5% 1/10W R811 1-216-845-11 METAL CHIP 100K 5% 1/10W R812 1-216-841-11 METAL CHIP 47K 5% 1/10W
MAIN
Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark
HCD-EC68/EC78
58
R813 1-216-853-11 METAL CHIP 470K 5% 1/10W R814 1-216-837-11 METAL CHIP 22K 5% 1/10W R815 1-216-833-11 METAL CHIP 10K 5% 1/10W R816 1-216-821-11 METAL CHIP 1K 5% 1/10W R817 1-216-841-11 METAL CHIP 47K 5% 1/10W
R818 1-216-833-11 METAL CHIP 10K 5% 1/10W R819 1-216-839-11 METAL CHIP 33K 5% 1/10W R820 1-216-829-11 METAL CHIP 4.7K 5% 1/10W R821 1-216-829-11 METAL CHIP 4.7K 5% 1/10W R822 1-216-809-11 METAL CHIP 100 5% 1/10W
R823 1-216-833-11 METAL CHIP 10K 5% 1/10W R824 1-216-817-11 METAL CHIP 470 5% 1/10W R825 1-216-829-11 METAL CHIP 4.7K 5% 1/10W R826 1-216-821-11 METAL CHIP 1K 5% 1/10W R827 1-216-845-11 METAL CHIP 100K 5% 1/10W
R829 1-216-829-11 METAL CHIP 4.7K 5% 1/10W R830 1-216-827-11 METAL CHIP 3.3K 5% 1/10W R831 1-216-825-11 METAL CHIP 2.2K 5% 1/10W R832 1-216-857-11 METAL CHIP 1M 5% 1/10W R836 1-218-867-11 METAL CHIP 6.8K 0.5% 1/10W
R837 1-216-845-11 METAL CHIP 100K 5% 1/10W R838 1-216-837-11 METAL CHIP 22K 5% 1/10W R839 1-216-797-11 METAL CHIP 10 5% 1/10W R840 1-216-864-11 SHORT CHIP 0 R841 1-216-833-11 METAL CHIP 10K 5% 1/10W
R842 1-216-864-11 SHORT CHIP 0 R843 1-216-845-11 METAL CHIP 100K 5% 1/10W R844 1-216-825-11 METAL CHIP 2.2K 5% 1/10W R845 1-216-864-11 SHORT CHIP 0 R846 1-216-797-11 METAL CHIP 10 5% 1/10W
R847 1-216-864-11 SHORT CHIP 0
< RELAY >
RY601 1-755-307-21 RELAY (EC78) RY602 1-755-307-21 RELAY
< TRANSFORMER >
T801 1-433-741-11 TRANSFORMER, IF
< TERMINAL >
TB601 1-780-381-11 TERMINAL BOARD, PUSH (ANTENNA) 4P (SPEAKER HIGH FREQ. IMPEDANCE USE 8Ω)
(EC78) TB602 1-536-708-81 TERMINAL BOARD, PUSH (4P)
(SPEAKER IMPEDANCE USE 6Ω) (EC68) TB602 1-536-708-81 TERMINAL BOARD, PUSH (4P)
(SPEAKER LOW FREQ. IMPEDANCE USE 8Ω) (EC78)
< VIBRATOR >
X801 1-813-917-11 VIBRATOR, CRYSTAL (75MHz)************************************************************
A-1379-679-A PANEL BOARD, COMPLETE (EC78: AEP) A-1379-692-A PANEL BOARD, COMPLETE (EC78: RU) A-1379-698-A PANEL BOARD, COMPLETE (EC78: E2) A-1379-707-A PANEL BOARD, COMPLETE (EC78: E51, MX, AR) A-1379-748-A PANEL BOARD, COMPLETE (EC68: AEP)
A-1379-753-A PANEL BOARD, COMPLETE (EC68: RU) A-1379-787-A PANEL BOARD, COMPLETE (EC68: E2) A-1379-794-A PANEL BOARD, COMPLETE (EC68: E51, MX, AR) A-1426-147-A PANEL BOARD, COMPLETE (EC78: E3) A-1426-169-A PANEL BOARD, COMPLETE (EC68: UK)
A-1426-174-A PANEL BOARD, COMPLETE (EC68: E3) A-1426-177-A PANEL BOARD, COMPLETE (EC68: AUS) **********************
2-649-178-01 PLATE, LIGHT GUIDE 2-649-179-01 SHEET (LCD) 2-665-175-01 SHEET (REFLECTOR)
< CAPACITOR >
C301 1-164-156-11 CERAMIC CHIP 0.1uF 25V C302 1-126-964-11 ELECT 10uF 20% 50V C303 1-126-964-11 ELECT 10uF 20% 50V C304 1-100-597-91 CERAMIC CHIP 0.1uF 10% 25V C305 1-126-964-11 ELECT 10uF 20% 50V
C306 1-104-655-91 ELECT 470uF 20% 6.3V C308 1-100-566-91 CERAMIC CHIP 0.1uF 10% 25V C309 1-126-965-91 ELECT 22uF 20% 50V C310 1-164-156-11 CERAMIC CHIP 0.1uF 25V C311 1-164-156-11 CERAMIC CHIP 0.1uF 25V
C312 1-164-156-11 CERAMIC CHIP 0.1uF 25V C313 1-115-467-11 CERAMIC CHIP 0.22uF 10% 10V C314 1-165-176-11 CERAMIC CHIP 0.047uF 10% 16V C315 1-165-176-11 CERAMIC CHIP 0.047uF 10% 16V C316 1-165-176-11 CERAMIC CHIP 0.047uF 10% 16V
C317 1-162-964-11 CERAMIC CHIP 0.001uF 10% 50V C319 1-162-918-11 CERAMIC CHIP 18PF 5% 50V C320 1-162-919-11 CERAMIC CHIP 22PF 5% 50V C321 1-164-156-11 CERAMIC CHIP 0.1uF 25V C328 1-165-176-11 CERAMIC CHIP 0.047uF 10% 16V
C330 1-164-156-11 CERAMIC CHIP 0.1uF 25V C332 1-162-970-11 CERAMIC CHIP 0.01uF 10% 25V C338 1-162-964-11 CERAMIC CHIP 0.001uF 10% 50V C340 1-164-156-11 CERAMIC CHIP 0.1uF 25V C341 1-164-156-11 CERAMIC CHIP 0.1uF 25V
C342 1-162-964-11 CERAMIC CHIP 0.001uF 10% 50V C343 1-126-965-91 ELECT 22uF 20% 50V C344 1-165-176-11 CERAMIC CHIP 0.047uF 10% 16V C345 1-165-176-11 CERAMIC CHIP 0.047uF 10% 16V C346 1-165-176-11 CERAMIC CHIP 0.047uF 10% 16V
C354 1-162-968-11 CERAMIC CHIP 0.0047uF 10% 50V C355 1-162-968-11 CERAMIC CHIP 0.0047uF 10% 50V C356 1-164-156-11 CERAMIC CHIP 0.1uF 25V
< CONNECTOR >
CN302 1-784-735-11 CONNECTOR, FFC 13P CN303 1-815-550-11 PIN, CONNECTOR (PWB) 2P CN304 1-784-749-11 CONNECTOR, FFC 27P CN306 1-815-443-11 PIN, CONNECTOR (PWB) 2P
< DIODE >
D301 6-501-722-01 DIODE MAZ8043GMLS0
PANELMAIN
Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark
HCD-EC68/EC78
5959
D302 6-501-817-01 DIODE MA2J1110GLS0 D303 6-500-334-01 DIODE MC2836-T112-1 D304 6-501-817-01 DIODE MA2J1110GLS0 D305 6-501-817-01 DIODE MA2J1110GLS0
< FERRITE BEAD >
FB301 1-500-329-21 INDUCTOR, FERRITE BEAD
< IC >
IC301 6-808-053-01 IC MB90803PF-G-135E1 IC302 6-711-556-01 IC NJL24H400B-SA
< JUMPER RESISTOR >
JR301 1-216-864-11 SHORT CHIP 0 JR302 1-216-864-11 SHORT CHIP 0 JR303 1-216-864-11 SHORT CHIP 0 JR304 1-216-864-11 SHORT CHIP 0 JR305 1-216-864-11 SHORT CHIP 0
JR307 1-216-864-11 SHORT CHIP 0 JR308 1-216-864-11 SHORT CHIP 0 JR309 1-216-864-11 SHORT CHIP 0 JR310 1-216-864-11 SHORT CHIP 0 JR311 1-216-864-11 SHORT CHIP 0
JR313 1-216-864-11 SHORT CHIP 0 JR315 1-216-864-11 SHORT CHIP 0
< LIQUID CRYSTAL DISPLAY >
LCD301 1-802-584-11 DISPLAY PANEL, LIQUID
< LED >
LED301 6-501-479-01 LED 1L0341Y23E0CA602 (I/1, STANDBY)
< TRANSISTOR >
Q301 8-729-120-28 TRANSISTOR 2SC1623-L5L6 Q302 8-729-037-13 TRANSISTOR KTA1271Y Q303 8-729-120-28 TRANSISTOR 2SC1623-L5L6 Q304 8-729-120-28 TRANSISTOR 2SC1623-L5L6 Q305 8-729-120-28 TRANSISTOR 2SC1623-L5L6
Q306 8-729-038-28 TRANSISTOR RT1N441C-TP-1 Q307 6-551-696-01 TRANSISTOR ISA1235AC1TP-1EF Q308 8-729-038-28 TRANSISTOR RT1N441C-TP-1 Q309 8-729-040-76 TRANSISTOR KTA1273-Y-AT Q310 8-729-120-28 TRANSISTOR 2SC1623-L5L6
Q311 8-729-024-43 TRANSISTOR 2SA1365-T112-1EF Q312 8-729-024-43 TRANSISTOR 2SA1365-T112-1EF Q313 8-729-024-43 TRANSISTOR 2SA1365-T112-1EF Q314 8-729-024-43 TRANSISTOR 2SA1365-T112-1EF Q315 8-729-047-62 TRANSISTOR 2SC3440-T12-1F
Q316 8-729-047-62 TRANSISTOR 2SC3440-T12-1F Q317 8-729-047-62 TRANSISTOR 2SC3440-T12-1F Q318 8-729-047-62 TRANSISTOR 2SC3440-T12-1F
< RESISTOR >
R301 1-216-809-11 METAL CHIP 100 5% 1/10W R302 1-216-809-11 METAL CHIP 100 5% 1/10W R303 1-216-809-11 METAL CHIP 100 5% 1/10W R304 1-216-809-11 METAL CHIP 100 5% 1/10W R305 1-216-809-11 METAL CHIP 100 5% 1/10W
R306 1-216-809-11 METAL CHIP 100 5% 1/10W
R307 1-216-809-11 METAL CHIP 100 5% 1/10W R308 1-216-809-11 METAL CHIP 100 5% 1/10W R309 1-216-809-11 METAL CHIP 100 5% 1/10W R310 1-216-809-11 METAL CHIP 100 5% 1/10W
R312 1-216-809-11 METAL CHIP 100 5% 1/10W R313 1-216-809-11 METAL CHIP 100 5% 1/10W R314 1-216-809-11 METAL CHIP 100 5% 1/10W R315 1-216-809-11 METAL CHIP 100 5% 1/10W R316 1-216-809-11 METAL CHIP 100 5% 1/10W
R317 1-216-809-11 METAL CHIP 100 5% 1/10W R318 1-216-809-11 METAL CHIP 100 5% 1/10W R319 1-216-809-11 METAL CHIP 100 5% 1/10W R320 1-216-809-11 METAL CHIP 100 5% 1/10W R321 1-216-809-11 METAL CHIP 100 5% 1/10W
R322 1-216-809-11 METAL CHIP 100 5% 1/10W R323 1-216-809-11 METAL CHIP 100 5% 1/10W R324 1-216-809-11 METAL CHIP 100 5% 1/10W R325 1-216-797-11 METAL CHIP 10 5% 1/10W R326 1-216-809-11 METAL CHIP 100 5% 1/10W
R327 1-216-809-11 METAL CHIP 100 5% 1/10W R328 1-216-833-11 METAL CHIP 10K 5% 1/10W R329 1-216-825-11 METAL CHIP 2.2K 5% 1/10W R330 1-216-819-11 METAL CHIP 680 5% 1/10W R331 1-216-845-11 METAL CHIP 100K 5% 1/10W
R332 1-216-833-11 METAL CHIP 10K 5% 1/10W R333 1-216-845-11 METAL CHIP 100K 5% 1/10W R334 1-216-833-11 METAL CHIP 10K 5% 1/10W R335 1-216-837-11 METAL CHIP 22K 5% 1/10W R336 1-216-833-11 METAL CHIP 10K 5% 1/10W
R337 1-216-813-11 METAL CHIP 220 5% 1/10W R338 1-216-789-11 METAL CHIP 2.2 5% 1/10W R339 1-216-789-11 METAL CHIP 2.2 5% 1/10W R340 1-216-829-11 METAL CHIP 4.7K 5% 1/10W R341 1-216-839-11 METAL CHIP 33K 5% 1/10W
R342 1-216-849-11 METAL CHIP 220K 5% 1/10W R343 1-216-853-11 METAL CHIP 470K 5% 1/10W R344 1-216-826-11 METAL CHIP 2.7K 5% 1/10W R345 1-216-829-11 METAL CHIP 4.7K 5% 1/10W R346 1-216-841-11 METAL CHIP 47K 5% 1/10W
R347 1-216-817-11 METAL CHIP 470 5% 1/10W R348 1-216-841-11 METAL CHIP 47K 5% 1/10W R349 1-216-817-11 METAL CHIP 470 5% 1/10W R350 1-216-841-11 METAL CHIP 47K 5% 1/10W R351 1-216-817-11 METAL CHIP 470 5% 1/10W
R352 1-216-841-11 METAL CHIP 47K 5% 1/10W R353 1-216-817-11 METAL CHIP 470 5% 1/10W R354 1-216-841-11 METAL CHIP 47K 5% 1/10W R355 1-216-821-11 METAL CHIP 1K 5% 1/10W R356 1-216-821-11 METAL CHIP 1K 5% 1/10W
R357 1-216-841-11 METAL CHIP 47K 5% 1/10W R358 1-216-841-11 METAL CHIP 47K 5% 1/10W R359 1-216-821-11 METAL CHIP 1K 5% 1/10W R360 1-216-821-11 METAL CHIP 1K 5% 1/10W R361 1-216-841-11 METAL CHIP 47K 5% 1/10W
R362 1-216-837-11 METAL CHIP 22K 5% 1/10W R363 1-216-837-11 METAL CHIP 22K 5% 1/10W R364 1-216-837-11 METAL CHIP 22K 5% 1/10W R365 1-216-837-11 METAL CHIP 22K 5% 1/10W R366 1-216-833-11 METAL CHIP 10K 5% 1/10W
R367 1-216-837-11 METAL CHIP 22K 5% 1/10W
PANEL
Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark
HCD-EC68/EC78
60
R368 1-216-833-11 METAL CHIP 10K 5% 1/10W R369 1-216-821-11 METAL CHIP 1K 5% 1/10W R370 1-216-821-11 METAL CHIP 1K 5% 1/10W R371 1-216-821-11 METAL CHIP 1K 5% 1/10W
R372 1-216-821-11 METAL CHIP 1K 5% 1/10W R373 1-216-864-11 SHORT CHIP 0 R374 1-216-821-11 METAL CHIP 1K 5% 1/10W R375 1-216-864-11 SHORT CHIP 0 R376 1-216-833-11 METAL CHIP 10K 5% 1/10W
R377 1-216-833-11 METAL CHIP 10K 5% 1/10W R378 1-216-839-11 METAL CHIP 33K 5% 1/10W R379 1-216-843-11 METAL CHIP 68K 5% 1/10W R380 1-216-817-11 METAL CHIP 470 5% 1/10W R381 1-216-833-11 METAL CHIP 10K 5% 1/10W
R382 1-216-833-11 METAL CHIP 10K 5% 1/10W R383 1-216-833-11 METAL CHIP 10K 5% 1/10W R384 1-216-833-11 METAL CHIP 10K 5% 1/10W R385 1-216-821-11 METAL CHIP 1K 5% 1/10W R386 1-216-821-11 METAL CHIP 1K 5% 1/10W
R387 1-216-821-11 METAL CHIP 1K 5% 1/10W R389 1-216-838-11 METAL CHIP 27K 5% 1/10W
(EC68: UK) R389 1-216-841-11 METAL CHIP 47K 5% 1/10W
(EC68: AEP, RU, E2, E3, E51, MX, AR, AUS) R389 1-216-845-11 METAL CHIP 100K 5% 1/10W
(EC78) R390 1-216-833-11 METAL CHIP 10K 5% 1/10W
R391 1-216-821-11 METAL CHIP 1K 5% 1/10W(EC68: AEP, UK, RU/EC78: AEP, RU)
R391 1-216-825-11 METAL CHIP 2.2K 5% 1/10W(EC68: AUS)
R391 1-216-830-11 METAL CHIP 5.6K 5% 1/10W(EC68: E3/EC78: E3)
R391 1-216-841-11 METAL CHIP 47K 5% 1/10W(EC68: E2/EC78: E2)
R391 1-216-845-11 METAL CHIP 100K 5% 1/10W(EC68: E51, MX, AR/EC78: E51, MX, AR)
R392 1-216-833-11 METAL CHIP 10K 5% 1/10W(EC68: RU, E2, E3, E51, MX, AR, AUS/
EC78: RU, E2, E3, E51, MX, AR) R396 1-216-851-11 METAL CHIP 330K 5% 1/10W R400 1-216-821-11 METAL CHIP 1K 5% 1/10W R401 1-216-821-11 METAL CHIP 1K 5% 1/10W R402 1-216-845-11 METAL CHIP 100K 5% 1/10W
R405 1-216-822-11 METAL CHIP 1.2K 5% 1/10W R406 1-216-823-11 METAL CHIP 1.5K 5% 1/10W R412 1-216-822-11 METAL CHIP 1.2K 5% 1/10W R413 1-216-823-11 METAL CHIP 1.5K 5% 1/10W R414 1-216-825-11 METAL CHIP 2.2K 5% 1/10W
R415 1-216-826-11 METAL CHIP 2.7K 5% 1/10W R416 1-216-828-11 METAL CHIP 3.9K 5% 1/10W R417 1-218-867-11 METAL CHIP 6.8K 0.5% 1/10W R418 1-216-835-11 METAL CHIP 15K 5% 1/10W R419 1-216-838-11 METAL CHIP 27K 5% 1/10W
R420 1-216-845-11 METAL CHIP 100K 5% 1/10W R421 1-216-833-11 METAL CHIP 10K 5% 1/10W R422 1-216-829-11 METAL CHIP 4.7K 5% 1/10W R425 1-216-864-11 SHORT CHIP 0 (EC68: UK) R426 1-216-845-11 METAL CHIP 100K 5% 1/10W
R428 1-216-841-11 METAL CHIP 47K 5% 1/10W R446 1-216-829-11 METAL CHIP 4.7K 5% 1/10W R447 1-216-829-11 METAL CHIP 4.7K 5% 1/10W
< ROTARY ENCODER >
S301 1-786-417-11 ENCODER, ROTARY (VOLUME)
< SWITCH >
SW303 1-771-410-21 SWITCH, TACTILE (l m − TUNING) SW304 1-771-410-21 SWITCH, TACTILE (FUNCTION) SW305 1-771-410-21 SWITCH, TACTILE (TUNING + M L) SW311 1-771-410-21 SWITCH, TACTILE (CD N) SW312 1-771-410-21 SWITCH, TACTILE (X)
SW313 1-771-410-21 SWITCH, TACTILE (x) SW314 1-771-410-21 SWITCH, TACTILE (FOLDER +) SW315 1-771-410-21 SWITCH, TACTILE (FOLDER −) SW316 1-771-410-21 SWITCH, TACTILE (EQ) SW317 1-771-410-21 SWITCH, TACTILE (DSGX)
SW318 1-771-410-21 SWITCH, TACTILE (PLAY MODE/TUNING MODE) SW319 1-771-410-21 SWITCH, TACTILE (DISPLAY)
< VIBRATOR >
X301 1-814-067-11 OSCILLATOR, CRYSTAL (32.768kHz) X302 1-813-548-21 VIBRATOR, CERAMIC (6MHz)************************************************************
PT BOARD *********
< CAPACITOR >
C051 1-165-621-91 CERAMIC CHIP 0.1uF 50V C052 1-164-156-11 CERAMIC CHIP 0.1uF 25V
< CONNECTOR >
CN051 1-819-972-11 HOLDER, CABLE 8P0 CN053 1-793-660-11 PIN, CONNECTOR (PC BOARD) 3P
< DIODE >
D051 6-500-334-01 DIODE MC2836-T112-1 D052 6-500-335-01 DIODE MC2838-T112-1 D055 6-500-335-01 DIODE MC2838-T112-1
< TRANSFORMER >
0 PT001 1-443-912-11 TRANSFORMER, POWER(EC68: AEP, UK, RU/EC78: AEP, RU)
0 PT002 1-445-105-11 TRANSFORMER, POWER (EC68: E2, E3, E51, MX, AR, AUS/EC78: E2, E3, E51, MX, AR)
< RELAY >
0 RY001 1-755-334-11 RELAY, AC POWER(EC68: AEP, UK, RU/EC78: AEP, RU)
0 RY002 1-755-496-11 RELAY (EC68: E2, E3, E51, MX, AR, AUS/EC78: E2, E3, E51, MX, AR)
< SWITCH >
0 S001 1-786-408-11 SELECTOR, VOLTAGE (SWS-2301)(VOLTAGE SELECTOR)
(EC68: E2, E3, E51/EC78: E2, E3, E51)************************************************************
PANEL PT
Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark
HCD-EC68/EC78
6161
REG BOARD *********
< CAPACITOR >
C698 1-100-566-91 CERAMIC CHIP 0.1uF 10% 25V
< IC >
IC601 8-759-231-56 IC TA7809S
< CABLE HOLDER >
W610 1-824-027-21 HOLDER, CABLE 3P************************************************************
MISCELLANEOUS **************
51 1-833-801-21 CABLE, FLEXIBLE FLAT (9 CORE) (EXCEPT EC68: UK)
60 1-797-575-11 DECK, MECHANICAL (CS-21SC-900TP) (EXCEPT EC68: UK)
60 A-1527-851-A TCM-J1//C (EXCEPT EC68: UK) 107 1-832-906-21 CABLE, FLEXIBLE FLAT (27 CORE) 110 1-831-774-21 CABLE, FLEXIBLE FLAT (9 CORE)
151 1-832-838-21 CABLE, FLEXIBLE FLAT (13 CORE)0 156 1-769-744-81 CORD, POWER (EC68: UK)0 156 1-829-387-11 CORD, POWER (EC68: AR/EC78: AR)0 156 1-834-966-21 CORD, POWER (EC68: AEP, RU, E2, E3, E51/
EC78: AEP, RU, E2, E3, E51)0 156 1-834-967-21 CORD, POWER (EC68: AUS)
0 156 1-834-978-11 CORD, POWER (EC68: MX/EC78: MX) 157 1-834-181-21 CABLE, FLEXIBLE FLAT (21 CORE) 202 1-831-744-21 CABLE, FLEXIBLE FLAT (5 CORE) 203 1-835-276-21 CABLE, FLEXIBLE FLAT (5 CORE) (EC78) 251 1-797-193-12 MECHANICAL, CD (DLM3A)
0 256 A-4735-357-A BASE ASSY, OP (KSM-213D) 257 1-832-404-21 CABLE, FLEXIBLE FLAT (16 CORE)0 M601 1-787-400-11 D.C. FAN (EC68/EC78: E2, E3, E51, MX, AR)0 M601 1-787-631-11 FAN, DC (EC78: AEP, RU)0 PT003 1-445-117-11 TRANSFORMER, POWER (EC68: AEP, RU)
0 PT003 1-445-338-11 TRANSFORMER, POWER (EC68: MX)0 PT003 1-445-346-11 TRANSFORMER, POWER
(EC68: E2, E3, E51, AR, AUS)0 PT003 1-445-432-11 TRANSFORMER, POWER (EC68: UK)0 PT004 1-445-119-11 TRANSFORMER, POWER
(EC78: E2, E3, E51, AR)0 PT004 1-445-341-11 TRANSFORMER, POWER (EC78: AEP, RU)
0 PT004 1-445-344-11 TRANSFORMER, POWER (EC78: MX) S201 1-771-853-11 SWITCH, DETECTION (LIMIT)************************************************************* ACCESSORIES ************
0 1-569-008-22 ADAPTOR, CONVERSION 2P (EC68: E2, E3, E51/EC78: E2, E3, E51)
0 1-770-019-61 ADAPTOR, CONVERSION PLUG (EC68: UK)
REG
Note: When you exchange Ref.No.60, Please refer to “HOW TO DISTINGUISH TAPE MECHANISM DECK (EXCEPT EC68: UK MODEL)” of the service note (5 page).
HCD-EC68/EC78
REVISION HISTORY
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Ver. Date Description of Revision1.0 2008.02 New