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A
B
8
7
FROM REGULATOR
GND
6
P.CON+9V
DVD_VIDEO
FROM/TO MICON/TUNER
SWD_V_OUT
SDA
SCL
FROM STEREO
5
TU_AUDIO_L
TU_AUDIO_R
FROM/TO VIF/SIF/CHROMA
TU_VIDEO
MONITOR_VIDEO
FROM/TO SOUND AMP
MONITOR_AUDIO_L
MONITOR_AUDIO_R
4
FRONT_VIDEO
FRONT_AUDIO_L
FRONT_AUDIO_R
TO COMB FILTER
MONITOR_VIDEO
FROM/TO IN/OUT
MONITOR_AUDIO_L
3
MONITOR_AUDIO_R
DVD_AUDIO_L
DVD_AUDIO_R
SWD_V_OUT
REAR_A_IN_L
REAR_A_IN_R
REAR_V_IN
2
1
A
B
G-25
C
AV SW SCHEMATIC DIAGRAM
R4217
1K
R4215
1K
L4205
100uH 0305
C4228
R4255
TU_AUDIO_L
4.9
50V
2.2
KA
100
C4246
TU_VIDEO
4.3
0.1 B
C4244
R4256
TU_AUDIO_R
4.9
50V
2.2
KA
100
NC
3.5
C4223
0.01 B
9.0
NC
3.5
C4227
16V
22
KA
4.3
9.0
43
R4254
BUFFER
Q4206
5.0
100
5.0
KTC3875S_Y_RTK
4.3
SWD_V_OUT
4.2
R4284
220 1/4W
4.2
MONITOR_VIDEO
L4206 1uH
NC
4.4
C4279
22P CH
0
44
NC
MONITOR_AUDIO_L
4.2
45
NC
MONITOR_AUDIO_R
0
R4220
SCL
4.3
100 1/4W
R4253
SDA
100 1/4W
3.9
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
NOTE:THE DC VOLTAGE EACH PART WAS
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK.
C
D
E
(AV PCB)
S902Y
S902X
S901X
S901Y
AV SW IC
IC4203
MM1311AD
C4256
C4259
R4274
4.7
0.1
B
1K
6.3V
220
KA
C4268
R4278
4.9
100
50V
2.2
NC
4.4
C4269
R4279
4.9
100
50V
2.2
Vcc
NC
4.3
S1
0
C4263
BIAS
4.7
0.1 B
C4262
4.9
50V
2.2
KA
R4280
NC
75
4.4
C4261
4.9
50V
2.2
KA
NC
4.2
GND
S2
R4276
0
75 1/4W
C4270
0.1 B
4.3
C4267
MUTE
50V
2.2
KA
4.9
C4264
SCL
50V
2.2
KA
4.9
SDA
ADRESS
0
W915 (W211)
D
E
F
G
DVD_VIDEO
DVD_AUDIO_L
KA
DVD_AUDIO_R
KA
FRONT_VIDEO
REAR_V_IN
REAR_A_IN_L
REAR_A_IN_R
TUNER AUDIO SIGNAL
TUNER VIDEO SIGNAL
PLAYBACK VIDEO SIGNAL
AUDIO SIGNAL
AUDIO SIGNAL(PB)
F
G
H
8
7
6
5
4
3
2
PCB250
TMB543
1
H
G-26
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