Nakamichi Mb 100
47
I Mobile Tuner / 6 Disc Music- Bank CD Changer MB-100 ;<;1 r.Nakamichi
Transcript of Nakamichi Mb 100
I
Mobile Tuner / 6 Disc Music
Bank CD Changer
MB-100
;<;1
r.Nakamichi
CONTENTS
1. General . 1 2. Removal Procedures .. 5
2.1. Preparation . 6 2.2. Top Cover Ass'y .. 6 2.3. Main P.C.B. Ass'y and Front Panel Block . 7
2.4. Loading Ass'y . 8 2.5. CD P.C.B. Ass'y . 9 2.6. Traverse Mecha Chassis Ass'y . 2.7. Laser Pickup , , , . 2.8. Sled Motor Ass'y . 2.9. Feed Motor Ass'y . '2 2.10. Stocker Ass'y and Disc Holders . '3 2.11. Shut Arm Block and Loading FPC Ass'y . 2.12. Loading Guide Ass'y .
3. Mechanical Adjustments . "8 3.1. Gear Position Adjustments around the Stocker Drive Gear .. 3.2. Disc Lock Drive Gear Positioning . . 9
3.3. Loading Guide R B Positioning , , , . . 3 4. Measurement Instruments and Jigs _-__~
5. Electrical Adjustments . 6. Mechanism Ass'y and Parts List . ,
6.1. Synthesis , .. 6.2. Front Panel Ass'y (A01) . 6.3. Front Base Ass'y (A02) (USA, CAN, OTR) , .. 6.4. Mechanism Ass'y (A03) , . 6.5. Traverse Mecha Chassis Ass'y (B01) .. 6.6. Traverse Base Ass'y (B02) , , , . 6.7. Loading Ass'y (B03) .. 6.8. Clamper Ass'y (C01) . 6.9. Loading Guide Ass'y (C02) , .. 6.10. Loading Chassis Ass'y (C03) ,., , .. 6.11. DAC/Preamp. Unit ..
7. Mounting Diagrams and Parts List . 7.1. Main P.C.B. Ass'y . 7.2. Preamp. P.C.B. Ass'y , . 7.3. Front P.C.B. Ass'y , , . 7.4. CD P.C.B. Ass'y , ..
8. IC Block Diagrams ~=-~=---
9. Block Diagram . Specifications Schematic Diagrams (See the attached sheet.)
GENERAL
1.1. Configuration of MB-100 1.3. Product Codes MB-1 00 consists of the the following units. V660: LCD illumination- Gree
LCD illumination- Ambe' Tuner/CD Changer V670: LCD illumination- Ambe
DAC/Preamp. Unit Transport Unit Depending on the color, the different follows:
11.2. Destinations . Front Panel Ass'y (LCD Green)/(LC USA, CAN, OTR, JPN . Front Panel P.C.B. Ass'y (LCD Greel"
Abbreviations for Destinations: USA U.S.A. OTR - Other CAN - Canada JPN - Japan
1
NOTE: Do not apply excessive force to the Top Cover Ass'y as it can be deformed.
F04 Top Cover Ass'y
FOI
tl°~
c
11<0~ F02
~'
Removal Procedures: 2.1. Preparation (1) Remove the two transportation screws (U G Screws)
on the bottom, that lock lhe Traverse Ass"j.
(2) Remove the Mecha Lock Caution, lape, and Clamp Arm Stopper on the Top Cover. The Clamp Arm Stopper is used to lock the Clamper Ass'y of the Unit.
U G Screw
Fig. 2.1
2.2. Top Cover Ass'y Refer to Fig. 2.2. (1) Remove the screws FO~ (2 pcs.) and detach F02 (Lock
Plate, 2 pes.). (2) Remove the screws F03 (M1.4x3 Countersunk (Black
Chromate), 2 pes.) and detach F04 (Top Cover Ass'y).
o
Fig. 2.2
6
2.3. Main p.e.B. Ass'y and Front Panel Block Refer to Figs. 2.3.1 and 2.3.2. (1) Remove the Top Cover Ass'y. See item 2.2. (2) Remove the screws F01 (M2x1.8 + Pan,S pcs.), F02
(M2.6x3 + Pan, 2 pes.), F03 (M2.6x8 + Pan, 1 pee.) and F04 (M3x3 + Binding, 1 pce.).
(3) Gently lift Ihe CN-501 part (the right front part) of F10 (Main P.C.B. Ass'y) to disconnect CN-501 from the CD P.C.B. Ass'y on the Mechanism Ass'y. Refer to Fig. 2.3.2.
Fig. 2.3.1
(4) While lifting F10 (Main P.C.B. Ass'y) a little, disconnect the five flexible cables F05 to FOg from CN-1 06, CN105, CN-508, CN-107, and CN-502 on F10 (Main P.C.B. Ass'y). NOTE: To disconnect the flexible cable, unlock the
connector lock before disconnecting it.
(Disconnecting the Flexible Cable]
(5) Remove F10 (Main P.C.B. Ass'y) while lifting its rear left cable upward. NOTE: At this time, push the connector case "A" in
ward as it comes in contact with the chassis hole edge.
(6) Remove the screws F11 (M3x3 + Binding, 2 pes.) and F12 (M1.4x4 Countersunk, 2 pcs.) and detach F13 (Front Panel Block). * F12 for JPN: M1.4x3 Countersunk, 2 pcs.
FII FlO Main P.C.B. Ass'y
A
NOTE: The heat sink can fall. If it is fallen, attach it in place.
Fig. 2.3.2
7
2.4. Loading Ass'y 2.4.1. Removing the Loading Ass'y Refer to Fig. 2.4.1. (1) Remove the Main P.C.B. Ass'y. See 2.3 "Main P.C.B.
Ass'y and Front Panel Block". 2) Remove the screws F01 (M1.7x2 + Pan (Black Chro
mate), 2 pes.), F02 (M17 STC Lock Screw, 2 pes.) and F03 (M2x2 Countersunk, 2 pes.).
(3) Carefully disengage the cut washer F04 (Cut Washer 1.6x3.5xO.125) to disengage F05 (Loading Ass'y) from the main body.
(4) While lifting the right side of F05 (Loading Ass'y) (CD), carefully remove it as shown by the arrow (2). NOTE: While removing, do not damage the flexible
cables and other parts.
F05 Loading Ass'y
Fig,. 2.4.1
2.4.2. Installing the 'Loading Ass'y Refer to Fig. 2.4.2. install the Loading, Ass'y by reversing the removal procedure. However, pay attention to the following points.
• Pay special attention so as not to let fall the four white caps (Stocker Screw Top) of the loading Ass'y. NOTE: if it falls, recheck the position of the Stocker
Screw Gears. Refer to Fig. 2.10.3 for correct posiNons.
• To allow installation of the Loading, Ass'y, move the Traverse Ass'y toward the front of the Unit. See "How To Move the Traverse Ass'y" on the right column.
• Set F06 (Stocker Clutch Plate) in place before installing the Loading Ass'y as F06 (Stocker Clutch Plate) can move freely.
How To Move the Traverse Ass'y While pushing the part "A" backward, turn the gear of the Feed Motor Ass'y with your finger Np in the direction as shown by the arrow to move the Traverse Ass'y forward. To move it backward, turn the gear in reverse.
[How to move the Traverse Ass'y)
~oln Fig. 2.4.2
8
2.5. CD P.C.B. Ass'y 2.5.1. Removing the CD P.C.B. Ass'y Refer to Figs. 2.5.1 and 2.5.2. (1) Remove the Loading Ass'y. See 2.4 "Loading Ass'y". (2) Be sure that the Traverse Ass'y is in the front position.
(If not, move it by referring to "How To Move the Traverse Ass'y" in 2.4 "Loading Ass'y".)
(3) Remove the screws F01 (M2.6x3 + Pan (Black Chromate), 2 pes.).
(4) Disconnect the flexible cabtes F02 and F03 from the CD P.C.B. Ass'y.
(5) Lift F05 (CD P.C.B. Ass'y) and short the laser diode shorting lands "A" on the flexible cable F04. NOTE: Use the ceramic soldering iron or the solder
ing iron whose metal part is grounded.
Fig. 2.5.2
9
(6) Disconnect the flexible cable F04 from F05 (CD P.C.B. Ass'y).
2.5.2. Installing the CD P.C.B. Ass'y Install the CD P.C.B. Ass'y by reversing the removal procedure. NOTE: Do not forget to remove the solder on the laser di
ode shorting lands "A" with the soldering iron after connecting the flexible cable of the pickup to F05 (CD P.C.B. Ass'y). Use the ceramic soldering iron or the soldering iron whose metal part is grounded.
,/----. FOI
>
Fig. 2.5.1
F05 CD P.C.B. Ass'y
Traverse Mecha Chassis Ass'y .. Removing the Traverse Mecha Chassis Ass'y
o Fig. 2.6. >:1emove the CD P.C.B. Ass'y. See 2.5 "CD P.C.B. ssy.
8emove the screws F01 (M1.7x1.6 + Pan (Black Chromate), 2 pes.) and detach F02 (Guide PL Block). 8emove the Coring F03 (1 pee.), washers F04
asher 2.6x5xO.5, 2 pes.), F05 (Thrust Ring, 3 pes.). and F06 (Lock Guide Top. 3 pes.). Remove FO? (Traverse Mecha Chassis Ass'y) from the dampers of the main body, The four springs F08-F10 are fallen. NOTE: Be sure which spring should be mounted on
which damper as there are three kinds of springs.
2.6.2. Installing the Traverse Mecha Chassis Ass'y Install the Traverse Mecha Chassis Ass'y by reversing the removal procedure. However, pay attention to the following points. • Mount the correct spring on each damper.
Foe F09 FlO • Securely insert the Traverse Mecha Chassis Ass'y into
the four dampers.
F02
Fig. 2.6
10
2.7. Laser Pickup 2.7.1. Removing the Laser Pickup Refer to Fig. 2.7. (1) Remove the Traverse Mecha Chassis Ass'y. See 2.6
"Traverse Mecha Chassis Ass'y". (2) Remove the screws F01 (M1.7x1.8 Countersunk, 3
pes.) and detach F02 (Spindle Motor Ass'y). (3) Remove the screws F03 (M1 x1.5 + Pan (Black Chro
mate), 2 pes.) and the washers F04 (Plastic Washer 1.3x3.3xO.3).
(4) Remove the screws F05 (M1.4x1.4 + Pan (Black Chromate), 2 pes.) and detach F06 (Thrust Bracket Block).
(5) Remove the cut washer (Cut Washer 1.6x3.5xO.5) and detach F08 (Pickup Block).
(6) Remove the screws FOg (M1.7x1.6 + Pan (Black Chromate), 2 pes.) and F10 (Pickup Feed Spring) and pUll out F11 (Pickup Feed Shaft Ass'y) from F12 (Pickup).
2.7.2. Installing a Laser Pickup Install the Pickup by reversing the removal procedure. NOTES: 1. As a Laser Pickup is packed in a conductive
pack, do not take it out of the pack unti,l you need it.
2. Do not unsolder the shorting lands on the flexible cable of the pickup in this stage. It should be removed after inserting the fleXible cable into the CD P.C.B. Ass'y as described in 2.5.2 "Installing the CD P.C.B. Ass'y".
2.8. Sled Motor Ass'y Refer to Fig. 2.8. (1) Remove the Traverse Mecha Chassis Ass'y. See 2.6
"Traverse Mecha Chassis Ass'y". (2) Remove the screws F01 (M1.7x1.8 Countersunk, 3
pes.) and detach F02 (Spindle Motor Ass'y). (3) Remove the screws F03 (M2x1.8 + Countersunk, 2
pes.), F04 (M1 x1.5 + Pan (Black Chromate), 1 pee.), and the washer F05 (Plastic Washer 1.3x3.3xO.3).
(4) Remove F06 (Sled Motor Ass'y) and Fa? (Sled Belt, 2 pes.)
Fig. 2.7
Fig. 2.8
11
Feed Motor Ass'y 9.1. Removing the Feed Motor Ass'y _'e to Figs. 2.9.1 to 2.9.3.
>:1emove the Loading Ass'y. See 2.4 "Loading Ass'y". Be sure that the Traverse Ass'y is in the front position. If not, move it by hand. See "How To Move the
Traverse Ass'y" in 2.4 "Loading Ass'y".) Remove the screws F01 (M 1. 7x1.6 + Pan ·(Black Chromate), 2 pes.). Unsolder the flexible cable (unsolder three places). Unhook the spring F02 (Disc Lock Arm Spring). Remove the screws F03 (M2x2 Countersunk (Black Chromate), 2 pes.) and F04 (BT2x3.5 Countersunk (Black Chromate), 2 pes.). Peel off F05 (Feed Motor Spacer) that sticks the flexible cable onto the chassis, then remove F06 (Feed Motor Ass'y).
Fig. 2.9.1
2.9.2 Installing the Feed Motor Ass'y Install the Feed Motor Ass'y by reversing the removal procedure. However, pay attention to the following points. • Insert the flexible cable of the Feed Motor Ass'y (part "A")
between the chassis and the flexible cable "8" as shown in Fig. 2.9.3.
• Stick F05 (Feed Motor Spacer) on the original place. • When tightening the screws F01, slide the flexible cable
toward the front as shown by the arrow in Fig. 2.9.1.
I II II
I I I I
V W F04 F03
Fig. 2.9.2
Fig. 2.9.3
12
2.10. Stocker Ass'y and Disc Holders 2.10.1. Removing the Stocker Ass'y and Disc Holders Refer to Fig. 2.10.1. (1) Remove the Loading Ass'y. See 2.4 "Loading Ass'y". (2) Remove FOl (Stocker Screw Top, 4 pcs.).
FOIFOI
(3) Carefully remove F02 (Stocker Ass'y). (4) By turning the four Stocker Screw Gears little by little in
turn, remove the six Disc Holders from the Stocker Screw Gears one by one.
~ t F02 ~ Disc Holder
Stocker Screw Gear
Stocker Ass'y
Fig. 2.10.1
2.10.2. Installing the Stocker Ass'y and Disc Holders Refer to Figs. 2.10.2 and 2.10.3. (1) Whi'le turning the four Stocker Screw Gears little by
little in tum, insert each Disc Holder one by one. • As shown in Fig. 2.10.2, leave space at approx. 2
mm (approx. equivalent to the Disc Holder's thickness) at the free end of the Stocker Screw Gears.
• Insert the Disc Holders without space between them. When you try to insert the 5th Disc Holder, the lirst one will apart approx. 10 mm as shown in Fig. 2.10.2.
(to be continued on the next page)
Stocke' SC'ew Ge"@ Approx. 2 mm
1st Disc Holder
III,:+ I II - Stocker Screw Gear
2nd Disc Holdar~ (No space)
,-II ,iI
5th Disc Holder
~PCOX10mm 6th Disc Holder (The last one)
Fig. 2.10.2
13
(2) When installing the Stocker Ass'y in the chassis, align the position of the gear of each Stocker Screw Gear as shown in Fig. 2.10.3. 1) Before installing the Stocker Screw Gears in the
chassis, be sure the large Stocker Drive Gear position is correct. • The holes "A", "B", and "C" on the Stocker Drive
Gears should align with corresponding marks
• If not, tum the large Stocker Drive Gear by hand to correct its position, while depressing the part "0" with your finger tip as shown i,n the figure. (By press.ing the part "0", the Stocker Drive Gear can tum.)
2) Aligning the two Slocker Screw Gear at the front: Align the mark (projection) on the gear of the Stocker Screw Gear with the mark Ihole) on the large Stocker Drive Gear as shown in the figure. NOTE: Since the mark (projection) on the gear is
difficult to find, it is a good idea to reflect light to find it.
3) Aligning the two Stocker Screw Gear at the rear: Align the mark (projection) on the gear of the Stocker Screw Gear with the mark (hole) on the chassis as shown in the figure.
Gear of ,the Stocker Screw Gear
Stocker Drive Gear Mark on the gear
Mark on Mark on the chassis the chassis
Stocker Drive Gear
Fig. 2.10.3
14
2.11. Shut Arm Block and Loading FPC Ass'y Refer to Fig. 2.11.
2.11.1. Removing the Shut Arm Block and Loading FPC Ass'y
(1) Remove the Loading Ass'y. See 2.4 "Loading Ass'y". (2) Remove the screws F01 (M2x1.8 + Pan (Black Chro
mate), 3 pes) and detach F02 (Shut Arm Block) by shifting it to the right in Fig. 2.11.
(3) Remove the screws F03 (M2x1.8 + Pan (Black Chromate), 1 pee.) and F04 (M2x2.5 + Pan, 1 pee.) that fasten F05 (Loading FPC Ass'y). (The Loading FPC Ass'y are soldered to the motor terminals.)
2.11.2. Installing the Shut Arm Block and Loading FPC Ass'y
(1) Fasten F05 (loading FPC Ass'y) with the screws in the following order. 1) Fasten the center screw F04 and then right and left
screws F03 and F01. 2) Loosen the center screw F04 once and then refas
ten it. (2) Shift the Shut Arm Block to the right in Fig. 2.11. Then,
assemble it to the Shut Arm Rack of the Loading Ass'y. In this case, assemble it so that 3 teeth of the Shut Arm Rack comes out as shown when the Shut Arm is set free (set vertically). .
Fig. 2.11
15
2.12. Loading Guide Ass'y 2.12.1. Preparation Before Removing the Loading
Guide Ass'y It is required to position the Clamper Ass'y of the Loading Ass'y in the clamp (chucking) position before removing the Loading Guide Ass'y. Otherwise, the Loading Guide Ass'y cannot be installed to the loading chassis. To position the Clamper Ass'y to the clamp (chucking) position, follow the steps below: (1) Check if the Clamper Ass'y is in the clamp (chucking)
position as shown in Fig. 2.12.1. If not, proceed to step (2).
(2) Connect two batteries (3.0 V) between the terminals of the Loading Motor Ass'y. As you apply the voltag.e to the Loading Motor Ass'y, the loading mechanism will move. So, set the Clamper Ass'y to the clamp (chucking) position or near position.
Loading Motor Ass'y \.
Connect two dry-cell batteries (3.0 V)
(Connecting battery to turn the Loading Motor Ass'y]
2.12.2. Removing the Loading Guide Ass'y Refer to Fig. 2.12.1. (1) Remove the Shut Arm Block and Loading FPC Ass'y.
See 2.11 "Shut Arm Block and Loading FPC Ass'y". (2) Remove the cut washer F01 (Cut Washer
2.1 x5xO.125) and pull out F02 (Gear TBL 2). (3) Remove the screw F03 (M2x2.5 + Pan (Black Chro
mate)) and detach F04 (P Arm Guide). (4) Remove the screws F05 (M2x3 + Pan (Black Chro
mate), 5 pes), disengage FOe (Cut Washer 1.2x3x 0.125), and detach FO? (Loading Guide Ass'y) by 'It ing it upward. To separate FO? (Loading Guide Ass'y) from) e Loading Chassis Ass'y, it is required to uns~r the flexible cable from the Loading Motor Ass'y-:
Loading Guide Ass'y
Loading Motor Ass'y
Loading Chassis Ass'y / ~
Clam per Ass'y in the clamp (chucking) position
c
B
Fig. 2.12.1
16
B /
A
F
Loading Guide L
Loading Guide Ass'y
Loading Chassis Ass'y
o
c
Fig. 2.12.2
E
2.12.3. Installing the Loading Guide Ass'y When installing the Loading Guide Ass'y in the Loading Chassis Ass'y, follow the steps below: Note that the 3 places "A"-"B", "C"-"D" and "E"-"F" (see Figs. 2.12.1 and 2.12.2) must be correctly positioned.
(1) First, temporarily mount the Plate LG R of the Loading Guide Ass'y on the Loading Chassis Ass'y with two screws "G", as it can move freely and come in contact with other parts. Refer to Fig. 2.12.2.
(2) Turn the movable Plate PLS Sub Ass1y "H" to bring it to the position shown in Fig. 2.12.2.
(3) Insert the shaft "A" of the Loading Guide Ass'y into the hole "B" of the gear train on the Loading Chassis Ass'y. (After insertion, the Loading Guide Ass'y will float from the Loading Chassis Ass'y a little.)
(4) While opening the Loading Guide L outward, align the hole "C" of the Plate PLS Sub Ass'y with the pin "D" of the Loading Guide Ass'y and, at the same time, align the pin "E" of the Plate PLS Sub Ass'y with the hole "F" of the Loading Guide Ass'y. Then, engage them each other.
(5) Move the part "I" in the direction shown by the arrow. Then, be sure that the Loading Guide Ass'y is securely seated to the Loading Chassis Ass'y.
(6) Fasten the cut washer F06 and 5 screws F05 to mount the Loading Guide Ass'y.
·17
3. MECHANICAL ADJUSTMENTS
3.1. Gear Position Adjustments around the Stocker Screw Gear with the mark (hole) on the large Stocker Drive Gear Drive Gear as shown in the figure.
Refer to Fig. 3.1. NOTE: Since the mark (projection) on the gear is difNOTE: To turn the large Stocker Drive Gear, depress the ficult to find, it is a good idea to reflect light to
part "A" with your finger tip as Shown in Fig. 3.1. find it. (2) Aligning the two Stocker Screw Gear at the rear:
3.1.1. Positioning the STCD Gear and Disc Lock SG Align the mark (projection) on the gear of the Stocker The STCD Gear and two Disc Lock SGs must be positioned Screw Gear with the mark (hole) on the chassis as as shown in Fig. 3.1. shown in the figure.
3.1.2. Positioning the Stocker Screw Gears -~-'-...,
For details, refer to 2.10.2 "Installing the Stocker Ass'y and \ The four Stocker Screw Gears must be positioned as Disc Holders". \ shown in Fig. 3. ~ . (1) Aligning the two Stocker Screw Gear at the front:
Align the mark (projection) on the gear of the Stocker
Mark on the gear _l----"P:-'vl
Mark on the chassis
Gear of the Stocker Screw Gear
Stocker Drive Gear
Mark on the chassis
Fig. 3.1
18
3.2. Disc Lock Drive Gear Positioning (1) Lower the Disc Lock Sleeve until it reaches the lowest
position. Namely, turn the Disc Lock Drive Gear fully clockwise until it stops.
(2) Install the Disc Lock Plate so that lts 3rd tooth engages with the Disc Lock Drive Gear as shown in Fig. 3.2.
Disc Lock Plate
Fig. 3.2
3.3. Loading Guide R B Positioning Install the Loading Guide R B so that its gear is engaged with the P Arm Gear as shown in Fig.. 3.3. In this case, be sure that the Loading Guide RBis fully pushed against the Loading Plate R Sub Ass'y.
Vertical position
Loading Plale R Sub Ass'y
Loading Guide R B
Fig. 3.3
19
4. MEASUREMENT INSTRUMENTS AND JIGS
(1) Oscilloscope (40 MHz or more) (2) DC Power Supply Unit (+ 14.4 V DC) (3) DC Power Supply Unit (+5 V DC) (4) ABEX Test Disc TCD-725A (DA09193A) (5) ABEX Test Disc TCD-784 (DA09195A) (6) CD-ROM Test Unit (DA09190A) (7) Test Unit Cable (DA05322A) (8) Tracking Offset Meter LTM-9055 or LE 9055A (Leader Electronics Corp.)
1T-OSC 2TE 3EFV 4F-OSC.
FE S VC 6
SL-DRV 7 RF 8
,-----{<Il)OSC
VM
E-F
+SV
RS 10K
06
02 2SC2240
RF ~
~o C\J~ C30:0 0: co ~
~ 0.1 ~ 'TO 0:0 ~
TRACKING
SW1
+SV
GND
Fig.4.1 CD-ROM Test Unit
20
5. ELECTRICAL ADJUSTMENTS
NOTES: 1. Preset position of the semi-fixed volumes:
When the CO P.C.B. Ass'y or semi-fixed volume VR1 01 or VR102 is replaced with new one, preset the semi·fixed volumes to their mechanical center positions before starting adjustment. ,.~
2. Connecting Measurement Instruments: Connect measurement instruments to the CO P.C.B. Ass'y as shown in Fig. 5.1. Fig. 5.1 also shows the parts location for adjustment.
Tracking Offset Meter
DC Power Supply Unit
4.......,......,....----4 Oscilloscope
BATT
[ 4-_..;..A.;,.;C;,...;C;....-._~n14.4V
GND 4------+-0 GND
To the Unit
CD P.C.B. Ass'y
1 SW1 SW2 GE-F
8 gOFFS: @)OSC
Tracking ON GVM
+SV GND @)RF
CD-ROM Test Unit
To Chassis
SV 0--+----------1
GND 0--+--------...1
EFM Signal VR102
E-F Balance VR 101
Test Unit Cable
DC Power Supply Unit
Fig.5.1 Measurement Instrument Connecting Diagram
21
6. MECHANISM ASS'Y AND PARTS LIST
6.1. Synthesis
Fig. 6.1
25
6.2. Front Panel Ass'y (A01) 6.2.1. Front Panel Ass'y (USA, CAN, OTR)
16
L01
Fig. 6.2.1 For USA, CAN, OTR
.1. Synthesis 6.2.1. Front Panel. Ass'y (AOt) (USA, CAN, OTR)
Schematic 1:<el. No. Part No. Description O'ty Ref. No. Part No. Description O'ty_ Schematic
Synthesis A01 HA07668A Front Panel Ass'y (LCD Green) 1 (USA, CAN, OTR)
01 OC20480C Clamp Arm Stopper HA07768A Front Panel Ass'y (LCD Amber) 02 OC20487A Top Cover (USA, CAN, OTR) 03 OJ08184A Insulator Main A 04 BA09904A Main P.C.B. Ass'y (USA, CAN) 01 HA07782A Front Panel Sub Ass'y 1
BA09905A Main P.C.B. Ass:y (OTR) 02 OH07874A Release Knob 1 BA09903A Main P.C.B. Ass'y (JPN) 03 OH07863A Up/Down Knob 1
05 BA09859A Connector FPC Ass'y 1 04 OH07862A Source Knob 1 06 OJ08185A Insulator Main B 1 05 OH07809A Reset Knob 1 07 OJ08124A Lock Plate (USA, CAN, OTR) 2 06 OH07866A Preset Knob 1 08 OJ06068A Clip 2 07 OH07865A TU/PA Knob 1 09 OJ08196A Label Protector 1 08 OH07864A Eject Knob 1 10 OB84912A 13P DIN Ass'y 1 09 OH07784D Disc Select Knob 1 1 11 OB84926B Digital Out Ass'y 1 10 OH07785D Disc Select Knob 2 1 12 OB84943A 13P DIN Main Ass'y 1 11 OH07786D Disc Select Knob 3 1 13 HA07668A Front Panel Ass'y (LCD Green) 1 12 OH07787D Disc Select Knob 4 1
(USA, CAN, OTR) 13 OH07788D Disc Select Knob 5 1 HA07768A Front Panel Ass'y (LCD Amber) 14 OH07789D Disc Select Knob 6 1
(USA, CAN. OTR) 15 OJ08165A LED Filter 1 HA07667A Front Panel Ass'y (JPN) 1 16 BA09962A Front P.C.B Ass'y (LCD Green) 1
14 HA07703A Front Base Ass'y (USA, CAN, OTR) 1 BA09963A Front P.C.B Ass'y (LCD Amber) 1 15 CA10146A Mechanism Ass'y MB-1 00 1 17 OJ08194B Conductor Sheet B 1 16 OD07059B Mecha Lock Caution 1 18 OJ08120A Release Spring 1 L01 OE04109A M2x1.8 + Pan 5 19 I OJ08160A Lock Arm R 1 L02 OE04047A M3x3 + Binding 4 20 OJ08161A Lock Pin L 2 L03 OE04057A M5x6 + Countersunk (USA, CAN, OTR) 2 21 OJ08162B Lock Spring L 2
22 OH07909A Rear Cover L04 OE04046A M2.6x3 + Pan 2 1 L05 OE04036A M2.6x8 + Pan 1 L01 OE03814A PT2x8 + Binding (Black Chromate) 3 L06 OE04076A M2.6x3 + Pan (Black Chromate) 1 L07 OC20447B U G Screw 2 L08 OE04053A M1.4x3 + Pan (Black Chromate) 2
(USA, CAN, OTR) OE04053A M1.4x3 + Pan (Black Chromate) 4
(JPN) L09 OE04100A M1.4x4 + Pan (Black Chromate) 2
(USA, CAN. OTR)
26
5.3. Front Base Ass'y (A02) (USA, CAN, OTR)
05
03
Fig. 6.3 For USA, CAN, OTR
6.3. Front BlIse Ass'y (A02) (USA, CAN, OTR)
Schematic Ref. No. Part No. Description Q'ty
A02 HA07703A Front BlIse Ass'y (USA, CAN, OTR) 1
01 OJ08238A Push Bullon 1 02 OJ08164A Push BUllon Spring 1 03 HG07701B Front Base Sub Ass'y 1 04 OJ08176A FPC Fixing Plate 1 05 BA09865A Front FPC Ass'y 1 L01 OE04048A PT2x4 + Pan 2
28
Mechanism Ass y (A03)6.4.
I
L02
1 L02
i01 (B03) , Loading Ass y
04 (B01)
LOS
32
Fig. 6.4
29
6.4. Mechanism Ass'y (A03)
Schematic Ref. No. Part No. Description Q'ty
A03 CA10146A Mechanism Ass'y 1
01 CA 101 05A Loading Ass'y 1 02 OC20357A Thrust Ring 3 03 OC20170A Lock Guide Top 3 04 CA 10138A Traverse Mecha Chassis Ass'y 1 05 OC20393A Damper Spring B 2 06 OC20394B Damper Spring C 1 07 OC20392B Damper Spring A 1 08 CA 101 02A Feed Motor Ass'y 1 09 OC20446A Disc Lock Arm Spring 1 10 CA10144A Bevel G Bracket Ass'y 1 11 OC20376A Guide PL L 1 12 OC20374A Guide Spring L 1 13 OC20104A Traverse Base Collar 4 14 OC20352A T P Roller 2 15 Traverse Base Ass'y 1 16 OC20444B Disc Lock Spring 1 17 OC20372A Guide Spring 2 1 18 OC20375A Guide PL 1 19 OC20107A Disc Lock Sensor Arm Shaft 1 20 OC20108C Disc Lock Sensor Arm 1 21 OC20106A Lock Plate Collar 2 22 OC20105B Disc Lock Plate 1 23 OC20109A Plate Holder A 1 24 OC20111 A Disc Lock Drive Gear 1 25 OC20116C Disc Lock Sleeve 1 26 OC20114A Disc Lock Cam 1 27 OC20115A Disc Lock Base 1 28 OC20110A Plate Holder B 1 29 OC20113A Photo Sensor Bracket B 1 30 BA09910A CD P.C.B. Ass'y 1 31 OC20477C Feed Molor Spacer 1 32 CG10107D Main Chassis IND Sub Ass'y 1 33 OC20486A Guide Spring Sheet 2 L01 OE04087A Cut Washer 1.6x3.5xO.125 1 L02 OE03499A M2x2 Countersunk (Black Chromate) 4 L03 OE04120A CoRing 1 L04 OE04124A Washer 2.6x5xO.5 2 L05 OE04067A M1.7x1.6 + Pan (Black Chromate) 6 L06 OE04060A BT1.4x2 + Pan (Black Chromate) 4 L07 OE04081A M2x2.8 Countersunk (Black Chromate) 4 Loa OE04095A BT2x3.5 Countersunk (Black Chromate) 2 L09 OE04080A M2x2.2 Countersunk (Black Chromate) 5 L10 OE04090A Cut Washer 2.6x5xO.125 2 L11 OE04117A BT2x3 + Pan 1 L12 OE00117A Washer 2x4.3x0.4 1 L13 OE04078A BT2x2.5 Countersunk (Black Chromate) 5 L14 OE00919A M1.7x2 + Pan (Black Chromate) 2 L15 OE03447A BT2x3 Countersunk (Black Chromate) 3 L16 OC20456A M17 STC Lock Screw 2 L17 OE04076A M2.6x3 + Pan (Black Chromate) 2
30
7.1.3. Main p.e.B. Ass'y - Main Section
A
B
c
o
Fig. 7.1.3.1 Main Section-Component
1
lent Side View
5 6 7
.Semiconductor Location
Ref. No. Location Ref. No.
U106 8-S 0417
U107 0-3 0418
U108 0-3 OS01
U109 0-2 OS02
U110 C-4 OS03
U111 C-3 0504
U113 C-3 0505
U3S1 O-S 0508
U3S2 0-5 OS09
US01 A-4 OS10
US02 A-3 OS11
US03 A·3 l0401
U50S A·S l0402
US06 C-S l0403
USO? C-S lOS01
0201 C-7 lOS02
0401 0-3 lOS03
0402 0-3 lOS10
0403 C-3 l051S
0404 8-3 0401
0405 0-3 0402
0407 0-3 04S1
0408 8-2 0501
0409 8-4 OS02
0410 8-2 OS03
0411 C-2 0504 Q412 C-3 0507
39
532
DON DUL DSA
1
o
B
c ABC 0 EF 123 456
A
Fig. 7.1.3.2 Main Section-Dip Side Vie~"
40
.Semiconductor Location
5 6 7 Ref. No. Location
Z0504 A-3
Z0505 B-2
Z0506 B-2
Z0507 B-2
Z0508 B-2
Z0509 B-2
Z0511 0-4
Z0512 0-4
Z0513 C-4
Z0514 A-4
Z0516 C-4
Z0517 C-4
_. n-Oip Side View
7.2. Preamp. PCB.. . Ass'y
Component S'd 'Fig. 7.2.1 I e View
.Semiconductor Location
5 6 7 Ref. No. Location
U301 0·3
I U302 0-4
U303 A-3
i U304 C·5
U305 A-5
U306 C·6
U30?L C-?
U30?R 0-6
U308 B·2
U309 B-2
U310 B-2
U496 A-2
U497 B-1
U498 C-2
U499 C-1
U901 0-1
U902 0-1
U903 0-1
U904 0·2
U905 C-3
U906 C-1
0305L 0-7
0305R 0·7
0306R 0-5
0496 B-2
0499 A-2
0495 A·1
liew
41
Fig. 7.2.2 Dip Side View
42
-Semiconductor Location
5 6 7
..
[llffJ
Ret. No. Location
0301L 0-5
0301R 0-5
0302L 0-3
0302R C-4
0303L A-4
0303R B-4
0304L C-4
0304R C-4
Q306L 0-2
0307 B-7
0308 B-7
0492 B-7 I I
0493 B-7
0494 A-7
0495 A-7
0497 B-5
0498 A-5
0901 0-7
Z0498 A-6
Z0499 A-5
0301 C·6
0496 B-7
0497 8-7
0498 C-6
0499 C-6
0901 0-6
0902 0-6
0903 C-6
[J[JA]
S de View
MB-100
• DAC/Preamp. Unit
PREAMP p.e.B.
g2SA1037 2SC2412 2SC4213 BeE
OTA114EK 2S8564OTA144EK 2S0471 OTC144EK
DIGITAL INPUTS
"4B-100
10
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ANALOG INPUTS
AUXl
COC/AUX2 I(C~"'~,
14
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PJ303
R302L 10KF
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8
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7
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U901 1 14
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PREAMP OUTPUTS
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R301R10KF
R30BR10KF
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MB-100
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