Toshiba 20AF42 - Page 26

ABC D E F GH
ABC D E F GH
2
1
3
4
5
6
7
8
2
1
3
4
5
6
7
8
J702
YKF51-5503
S-JACK
12
34
56
IC701 MM1311AD
AV SW IC
110111213141516
17 18 19
2
20 21 22 23 24 25 26 27 28 29
3
30 31 32
456789
HNC
E
J705
HTJ-032-03AY
FRONT-VIDEO
1 23
HNC
E
J706
HTJ-032-03AW
FRONT-AUDIO.L
1 23
HNC
E
J707
HTJ-032-03AR
FRONT-AUDIO.R
1 23
H1 H1H2
EE
J704
MSP-213V1-652 PBSN
YUV_IN(REAR)
1 23
4 5
EE
H1 NC H1 H2
J701
MSP-213V2-432 PBSN
LINE1(REAR)
1 234
5 6
EE
H1 NC H1 H2
J703
MSP-213V2-432 PBSN
LINE2(REAR)
1 234
5 6
EE
H1 NC H1 H2
J708
MSP-213V2-432 PBSN
A/V_OUT(REAR)
1 234
5 6
AUDIO SIGNAL
Q709
2SA1037AK
BUFFER
C741
3.3
50V
YK
C704
47016V YK
C705
4716V KANP
C729
0.4750V KANP
IS NON POLAR ONE.
THE ALUMI ELECTROLYTIC CAPACITOR MARKED NP
THE RESISTOR MARKED F IS FUSE RESISTOR.NOTE:
CD701A
CH243001
1 2 3 4
TUNER VIDEO SIGNAL
LUMINANCE SIGNAL
COLOR SIGNAL
TUNER AUDIO SIGNAL
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
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.
NOTE:
R713
68
R721 1.2K
R740 1.2K
R728
3.9K
R714
470
R705
75
R707
75
R708
75
R702
75
R741
75
R723
470
R711
3.9K
R749
3.9K
R715
1K
R717
470
R748
3.9K
R716
470
R770
470
R724 3.3K
R725 3.3K
R726
270
R751
1K
R752
1K
R734
10K 1/4W
R722
1.5K
R732
3.9K
R739
3.9K
R737
180K
R703
75
R720
100 1/4W
R727
1K
R736
1K
R738
220K
R731
220K
R730
180K
C730 0.1 B
C734
0.01 B
C731
0.01 B
C750
1B
C748
0.1 B
C727
0.0056 B
C726
0.0056 B
C744
0.0056 B
C743
0.0056 B
C720
33P
CH
C722
1B
C745
1B
C746
1B
C747
1F
C712
1B
C721
1B
C737
1B
C738
1B
C739
1B
C793
33P CH
C706 8P CH
C728
1B
C708 1 B
C707 1 B
C740
0.0056 B
C742
0.0056 B
W814
W836
D711
MTZJ6.2B
C725
150V KA
C724
150V KA
C735
2216V KA
C733
10016V
YK
C715
47016V YK
C711
10016V YK
C713
1016V KA
C714
1016V KA
Q701
2SC2412K
BUFFER
Q704
2SC2412K
BUFFER
Q705
2SC2412K
BUFFER
L701
100uH
0607
L703
47uH
0305
P.CON+9V
GND
SW_VIDEO_OUT
Y_V_OUT_COMB
C_V_OUT_COMB
TUNER_AUDIO_L
TUNER_AUDIO_R
TUNER_VIDEO
C_V_OUT_SW
Y_V_OUT_SW
SW_AUDIO_L
LINE3_V_IN
SW_AUDIO_R
LINE3_A_IN_L
EXT_MUTE
SW_VIDEO_OUT
SCL
LINE3_A_IN_R
SDA
AUDIO_JIG_L
AUDIO_JIG_R
FROM/TO MICON/TUNER
FROM/TO CHROMA/IF
FROM/TO COMB
FROM POWER
(MAIN PCB)
AV SCHEMATIC DIAGRAM
TO SOUND
34
0
0
0
0
5.8
4.7
4.7
4.8
4.7
5.4
5.4
4.8
4.8
5.4
4.8
5.4
SDA
SCL
GND
ADRESS
MUTE
S2
3.1
2.5
30
31
32
33
9.0
5.0
5.0
28
4.7
0
5.2
5.4
4.0
4.8
4.7
5.4
4.8
5.4
BIAS
Vcc
S1
2.5
9.0
29
0
5.2
4.6
4.75.4
FROM/TO CHROMA/IF
PCB010
TMA532
8.8
2.8
5.4
8.8
2.8
5.4