Toshiba MD9DM1R Service Manual page 60

A B
8
7
FROM/TO I/O
MONITOR_AUDIO_L
MONITOR_AUDIO_R
DVD_A_L
DVD_A_R
SWD_V_OUT
6
FROM/TO REGURATOR
P.CON+9V
DVD_VIDEO
GND
FROM/TO MICON/TUNER
5
SWD_V_OUT
SDA
SCL
FROM/TO STEREO
TUNER_A_L
TUNER_A_R
4
FROM/TO SOUND AMP
MONITOR_AUDIO_L
MONITOR_AUDIO_R
FROM/TO VIF/SIF/CHROMA
3
TU_VIDEO
MONITOR_V
2
1
A B
G-25
C
AV SW SCHEMATIC DIAGRAM
R4217
220 1/2W
L4205
100uH 0305
C4228
R4255 4.9
TUNER_A_L
50V 2.2 KA 100 1/4W
C4246 4.2
TU_VIDEO
0.1 B
C4244 4.9
R4256
TUNER_A_R
50V 2.2 KA 100 1/4W
3.4
NC
C4223 8.8
0.01 B
3.4
NC
C4227 4.2
16V 22 KA
8.8 43
5.4
R4254
5.4
BUFFER
Q4206
100
KTC3875S_Y_RTK 4.8
R4257 4.1
MONITOR_V 100 1/4W
R4259 4.1
100 1/4W
4.2
SWD_V_OUT
NC
0
44
4.2
MONITOR_AUDIO_L
NC
45
NC
MONITOR_AUDIO_R
R4220 4.4
SCL
100 1/4W
R4253 4.0
SDA
100 1/4W
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
C
D E
(AV PCB)
8.1
C4256 R4281
BUFFER 4.5
Q4216
470
50V 10 KA
KTC3875S_Y_RTK 3.9
8.1
C4264 R4282
BUFFER
Q4218 4.5
470
50V 10 KA
KTC3875S_Y_RTK
3.9
AV SW
IC4203 MM1311AD
4.8
C4259 R4285
0.1 B 1K
C4268
4.8 R4278
100 50V 2.2 KA
4.3
NC
C4269
R4279
4.8
100 50V 2.2 KA
4.2
Vcc NC
0
S1
4.2 C4263
BIAS
0.1 B
C4261
3.9
50V 2.2 KA
4.3
NC
C4262
4.9
50V 2.2 KA
4.2
NC
0
GND S2
4.3
NC
0 4.9
MUTE NC
4.9
SCL NC
0
SDA ADRESS
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
D E
F G
FRONT AUDIO(R) J4204 HTJ-032-05AR
J4205 HTJ-032-05AW
FRONT AUDIO(L)
NC
J4206 HTJ-032-05AY
FRONT VIDEO
NC
C4203
DVD_VIDEO
6.3V 220 KA
DVD_A_L
DVD_A_R
PCB250
TMB547
F G
H
8
7
6
5
4
3
2
1
H
G-26