Operation Schematic Diagram - Aiwa VX-T149 Service Manual

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A
B
8
FROM/TO 21PIN I/O
CD750_2
(CP757)
CH2A014A
1
REMOCON OUT
2
GND
3
AT+5V
4
POWER ON L
5
OTPB/PLAY LED
6
KEY A
7
T-REC LED
8
REC LED
9
KEY B
7
10
ON TIMER LED
6
L005
HF57T18.5*10*10
5
4
3
FROM/TO 21PIN I/O
L004
HF57T18.5*10*10
CD351_2
(CP351)
CH27087A
1
FRONT VIDEO IN
2
GND
3
FRONT AUDIO IN
4
SOUND GND
2
5
SOUND OUT
6
SP OUT
7
GND
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
1
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
A
B
C
D

OPERATION SCHEMATIC DIAGRAM

R771
R772
R773
1K
1.5K
2.7K
R776
R777
R780
1K
1.5K
2.7K
B702
BL01RN1-A63
C351
470P B
R701
3.9K 1/4W
CAUTION:
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
(OPERATION PCB)
R766
100 1/2W
R774
5.6K
R350
C354
220 1/2W
C353
R351
16V KA
47
220 1/2W
16V KA
47
B701
BL01RN1-A63
W809
W812
H
H
2
4
1
3
E
E
VIDEO
AUDIO L
J701_1
JPJ3811-01-430
SINCE THESE PARTS MARKED BY
ARE
ATTENTION:
LES PIECES REPAREES PAR UN
CRITICAL FOR SAFETY,USE ONES
DANGEREUSES AN POINT DE VUE SECURITE
DESCRIBED IN PARTS LIST ONLY
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
E
I-2
F
G
3
GND
2
B+
1
Vout
OS753
PIC-28143TH5
J351
HSJ2630-010070
1
5
4
3
2
6
7
ETANT
F
G
H
8
W818
7
6
5
4
3
AUDIO SIGNAL(REC)
AUDIO SIGNAL(PB)
2
RECORD LUMINANCE SIGNAL
RECORD COLOR SIGNAL
PLAYBACK COLOR SIGNAL
PLAYBACK LUMINANCE SIGNAL
PCB030
TEXA19
1
H

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