Post on 17-Feb-2018
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Samsung Electronics 7-1
Schematic Diagram
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7. Schematic Diagram
7-1 Overall Block Diagram .....................................................................................7-2
7-2 AMP_USB ......................................................................................................... 7-3
7-3 AMP_VIDEO JACK ........................................................................................... 7-4
7-4 AMP_SPK .......................................................................................................... 7-5
7-5 AMP_VFD .......................................................................................................... 7-6
7-6 AMP_POWER ................................................................................................... 7-7
7-7 KEY_FUNC ........................................................................................................ 7-8
7-8 KEY_POWER .................................................................................................... 7-9
7-9 MAIN_MICOM ................................................................................................... 7-10
7-10 MAIN_HDMI .......................................................................................................7-11
7-11 MAIN_DSP ......................................................................................................... 7-12
7-12 MAIN_PWM ....................................................................................................... 7-13
7-13 MAIN_VIDEO .....................................................................................................7-14
7-14 MAIN_MPEG ..................................................................................................... 7-15
7-15 SMPS ................................................................................................................. 7-16
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7-2 Samsung Electronics
Schematic Diagram
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7-1 Overall Block Diagram
LOADER
DVD Engine
128MB
DDR2
SATAI I/F
Digital Audio (I2S)
CVBS
Y PbPr
Digital Video HDMI TX
SPDIF
I2S/SPDIF
Analog Video
Program
PWM
PS9829B
Digital
Amp
SYSTEM
MICOM
SPK
Optic IN
A/DC
Wireless
-Ready
MPEG
AUDIO DSP
TAS5142
ES7108
Tuner
AUX1/2
64MB
NOR Flash
CS5345 CS48540
ES8391
In terms of AUDIO.
In Digital In mode, SPDIF signal goes into MPEG (ES8391).
In AUX ½, TUNER mode, Analog Audio signal goes into A/DC (CS5345) and converted I2S signal and goes to
MPEG (ES8391).
MPEG (ES8391) outputs I2S and it goes into DSP (CS48540) and Equalized and it goes into PWM (PS9829B).
The output signal of PWM (PS9829B) goes into AMP (TAS5142) and it is SPEAKER Output.
In terms of VIDEO.
DVD Loader outputs RF signal and MPEG (ES8391) get RF signal and Decoded.
MPEG (ES8391) outputs Analog Video signal (Composite, Component Video) and outputs 32bits Digital Video signal to
HDMI TX (ES7108) and it converted TMDS signal and it is HDMI video Output.
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Samsung Electronics 7-3
Schematic Diagram
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7-2 AMP_USB
AUDIO SIGNAL
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7-4 Samsung Electronics
Schematic Diagram
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7-3 AMP_VIDEO JACK
AUDIO SIGNAL
AUDIO CLOCK
VIDEO SIGNAL
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Samsung Electronics 7-5
Schematic Diagram
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7-4 AMP_SPK
TP7
AUDIO SIGNAL
TP7
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7-6 Samsung Electronics
Schematic Diagram
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7-5 AMP_VFD
BUZZER SIGNAL
VFD CONTROL SIGNAL
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Samsung Electronics 7-7
Schematic Diagram
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7-6 AMP_POWER
AUDIO SIGNAL
TP6
TP6
TP6
TP6
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7-8 Samsung Electronics
Schematic Diagram
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7-7 KEY_FUNC
KEY SIGNAL
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Samsung Electronics 7-9
Schematic Diagram
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7-8 KEY_POWER
POWER KEY SIGNAL
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7-10 Samsung Electronics
Schematic Diagram
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7-9 MAIN_MICOM
AUDIO SIGNAL
MICOM +5V
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Samsung Electronics 7-11
Schematic Diagram
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7-10 MAIN_HDMI
AUDIO SIGNAL
TMDS DATA (HDMI)
AUDIO CLOCK
VIDEO SIGNAL
TP9
TP9
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7-12 Samsung Electronics
Schematic Diagram
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7-11 MAIN_DSP
AUDIO SIGNAL
AUDIO CLOCK
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Samsung Electronics 7-13
Schematic Diagram
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7-12 MAIN_PWM
AUDIO SIGNAL
AUDIO CLOCK
TP5
TP5
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7-14 Samsung Electronics
Schematic Diagram
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7-13 MAIN_VIDEO
VIDEO SIGNAL
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Samsung Electronics 7-15
Schematic Diagram
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7-14 MAIN_MPEG
AUDIO SIGNAL
AUDIO CLOCK
VIDEO SIGNAL
HDMI SIGNAL
TP1
TP2
TP3
TP4
TP8
TP4
TP8TP1
TP3
TP2
TP10
TP11
TP10 TP11
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7-16 Samsung Electronics
Schematic Diagram
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7-15 SMPS
1T886-PTRO
2T886-PTRO
18LHu5.5
R M
1 0
1 0 0 K
1 / 4 W ( 3 2 1 6 )
1 W 2 0 0 K
R
M 4
5 0 V / 1 0
0 u F ( 1 0 5 )
C
M 8
)DMS(718CP
A2MCP
134N AF1MU
1 W 2 0 0 K
R M 7
)2102(K7.29MR
Hu5.517L
7004N1
11MD
)DMS(718CP
B2MCP