Toshiba 27A62 Service Manual page 27

Color television
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A
B
8
7
FROM/TO POWER
6
P.CON+9V
GND
FROM/TO COMB FILTER
34
SW_VIDEO_OUT
Y_V_OUT_COMB
C_V_OUT_COMB
5
FROM/TO CHROMA/IF
TUNER_AUDIO_L
TUNER_AUDIO_R
TUNER_VIDEO
L701
100uH
0607
C_V_OUT_SW
4
BUFFER
Q701
2SC2412K
C729
Y_V_OUT_SW
0.47
B
FROM/TO SOUND AMP
SW_AUDIO-L
SW_AUDIO-R
3
FROM/TO MICON/TUNER
EXT_MUTE
SW_VIDEO_OUT
SCL
SDA
FROM/TO VIDEO SWITCH
2
Y_VIDEO_S
C_VIDEO_S
REAR_VIDEO2
REAR_VIDEO1
NOTE:
THE RESISTOR MARKED F IS FUSE RESISTOR.
THE ALUMI ELECTROLYTIC CAPACITOR MARKED NP
IS NON POLAR ONE.
1
A
B
C
AV SCHEMATIC DIAGRAM
C713
R751
C714
16V
10
KA
R752
680
16V
10
KA
680
AV SW
IC701
MM1311AD
C708
C707
5.4
1 B
C730
1 B
5.2
0.1
B
5.4
30
2.5
C731
C733
31
Vcc
C723
16V
100
YK
9.0
0.01 B
9.0
R722
3.1
150P CH
S1
1.5K
4.0
2.5
C735
BIAS
4.8
16V
22
KA
5.8
32
4.7
33
4.7
4.8
GND
S2
0
4.7
MUTE
0
W814
SCL
5.0
W836
SDA
ADRESS
5.0
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
(MAIN PCB)
FROM/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
4.7
1
B
470 1/4W
C712
R711
5.4
1
B
3.9K 1/4W
C750
R714
4.8
1 B
470
C721
R728
5.4
1
B
3.9K 1/4W
C748
4.7
0.1 B
R715
0
D711
1K
C747
R770
MTZJ6.2B
4.7
1
B
470 1/4W
C745
R749
5.4
1
B
3.9K 1/4W
C722
R717
4.8
1
B
470 1/4W
C746
R748
5.4
1
B
3.9K 1/4W
4.8
0
C737
R716
4.8
1
B
470
C738
5.4
1
B
C739
5.4
1
B
FRONT_VIDEO
FRONT_AUODIO_L
FRONT_AUDIO_R
0
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
SW_A_OUT_R2
SW_A_OUT_L2
LINE2(REAR)
J703
MSP-213V2-432_PBSN
LINE1(REAR)
J701
MSP-213V2-432_PBSN
S-JACK
J702
YKF51-5503
PCB170
TEAA92A
R720
100 1/4W
BUFFER
Q704
2SC2412K
8.8
2.8
BUFFER
5.4
Q705
2SC2412K
CD702
8.8
CP702A
CP702B
CU252002
A2001WV2-5P
B2013H02-5P
FRONT.VIDEO
1
1
FRONT.VIDEO
5.4
FRONT.AUDIO.L
2
2
FRONT.AUDIO.L
F_AUDIO_R
FRONT.AUDIO.R
3
3
FRONT.AUDIO.R
GND
4
4
GND
P.CON+9V
5
5
P.CON+9V
PCB010
TMA530
CAUTION: DIGITAL TRANSISTOR
AUDIO SIGNAL
TUNER AUDIO SIGNAL
TUNER VIDEO SIGNAL
COLOR SIGNAL
LUMINANCE SIGNAL
F
G
H
8
7
6
5
4
FRONT-VIDEO
J705
AV1-06D-3
FRONT-AUDIO.L
3
J706
AV1-06D-4
C724
R732
50V KA
1
3.9K
FRONT-AUDIO.R
J707
AV1-06DS-2
C725
R739
2.8
50V KA
1
3.9K
2
1
H

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