Av Schematic Diagram - Toshiba 14af42 Service Manual

A B
8
7
FROM POWER
P.CON+9V
6
GND
C714
16V 10 KA
FROM/TO DIGITAL COMB
34
SW_VIDEO_OUT
Y_V_OUT_COMB
C_V_OUT_COMB
GND
5
FROM/TO CHROMA/IF
TUNER_AUDIO_L
TUNER_AUDIO_R
TUNER_VIDEO
C_V_OUT_SW
L701
Y_V_OUT_SW
100uH 0607
BUFFER
Q701
4
2SC2412K
C729
50V 0.47 KANP
TO SOUND
32
SW_AUDIO_L
SW_AUDIO_R
3
FROM/TO MICON/TUNER
EXT_MUTE
SW_VIDEO_OUT
SCL
SDA
2
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.
1
A B
C

AV SCHEMATIC DIAGRAM

L703
47uH
0305
C713
R751
R752 16V 10 KA 1K
1K
AV SW IC
IC701 MM1311AD
C708 1 B
C707 1 B
5.4 4.7
C730
5.2 5.4
0.1 B
5.4 4.8
30
5.4
2.5
C731
C733
Vcc
16V 100 C723
9.0 0.01 B 9.0 4.7
31 YK
R722
3.1 47P CH
S1
0
1.5K 4.0
2.5
C735
BIAS
4.7
4.8
16V 22 KA
5.4
5.8
4.7 4.8
33
4.7 5.4
4.8 4.8
GND S2
0
0
4.7 4.8
MUTE
0 5.4
W814
SCL
5.0 5.4
W836
SDA ADRESS
5.0 0
C751 (W121)
180P B
C
D E
(MAIN PCB)
TO CHROMA/IF
CD701A
CH243001
C715
R713
5.2
C705
16V 470 YK 68
4.6 BUFFER
Q709
16V 47 KANP
2SA1037AK
0
C728 R723
1 B 470
C712 R711
1 B 3.9K
C750 R714
1 B 470
C721 R728
1 B 3.9K
C748
0.1 B
R715
D711 MTZJ6.2B
1K
C747 R770
1 F 470
C745 R749
1 B 3.9K
C722 R717
1 B 470
C746 R748
1 B 3.9K
C737 R716
1 B 470
C738
1 B
C739
1 B
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
D E
F G
YUV_IN(REAR)
J704
MSP-213V1-652_PBSN
28
29
A/V_OUT(REAR)
J708
MSP-213V2-432_PBSN
LINE2(REAR)
J703
MSP-213V2-432_PBSN
LINE1(REAR)
J701
MSP-213V2-432_PBSN
S-JACK
J702
YKF51-5503
FRONT-VIDEO
J705
HTJ-032-03AY
LINE3_V_IN
R720
FRONT-AUDIO.L
100 1/4W J706
BUFFER
HTJ-032-03AW
Q704
8.8
C724
2SC2412K R732
2.8
LINE3_A_IN_L
50V 1 KA 3.9K
5.4
FRONT-AUDIO.R
BUFFER
J707
Q705
HTJ-032-03AR
2SC2412K
8.8
C725
R739
2.8 LINE3_A_IN_R
50V KA 1 3.9K
5.4
AUDIO SIGNAL
TUNER AUDIO SIGNAL
TUNER VIDEO SIGNAL
COLOR SIGNAL
LUMINANCE SIGNAL
F G
H
8
7
6
5
4
3
2
PCB010
TMA532
1
H