21Pin/Osd/Vps Schematic Diagram (Hv-Gx900K - Aiwa HV-GX950 K Service Manual

Video cassette recorder
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A
B
8
7
6
5
4
NC
NC
5.1
5.1
5.1
5.1
4.8
2.0
2.8
5.1
0.4
24
23
22
21
20
19
18
17
3
1
2
3
4
5
6
7
8
0
2.69
5.19
0.2
0
0.2
2.5
0
0.1
NC
NC
NC
2
CAUTION: DIGITAL TRANSISTOR
1
A
B
C
21PIN/OSD/VPS SCHEMATIC DIAGRAM
W828
DC CLAMP
5.2
Q4801
2SC2412K
1.7
C4804
2.1
EE/VV_V_OUT
6.3V
22
KANP
L4801
P.CON+5V
100uH
W886
L4802
100uH
NC
1.7
0
1.71
16
15
14
13
9
10
11
12
4.95
4.94
5.16
L4806
33uH
C
D
E
(MODEL:HV-GX900K)
(SYSCON PCB)
AT+12V
VCR 10V
OUT
9.9
Q4502
2SA933S
9.2
9.9
VCR SW
Q4503
DTC124EKA
0
I/O_S.DATA/VCR-H
9.6
0
R4529
TV-L/VCR-[10V]
100
R4819
RF_CONV.V
47
W847
OSD_VIDEO_OUT
2.6
BUFFER
1.8
Q4802
2SA1037AK
0
C4820
KA
6.3V
47
W878
PERI_A_OUT-L
PERI_A_IN-L
TV-L/VCR-[10V]
SWD_VIDEO_IN
OSD_VIDEO_OUT
V V: THE PICTURE ON SCREEN APPEARS DURING PLAYBACK.
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
D
E
I-9
F
G
2
4
6
8
10
12
14
1
3
5
7
9
11
13
NC
NC
NC
NC
R4513
2.7K
L4504
R4503
22uH
560
L4507
R4508
22uH
2.7K
C4503
R4507
16V
470
YK
68
R4525
100
W851
W852
RECORD LUMINANCE SIGNAL
RECORD COLOR SIGNAL
PLAYBACK LUMINANCE SIGNAL
PLAYBACK COLOR SIGNAL
AUDIO SIGNAL(REC)
AUDIO SIGNAL(PB)
NOTE:
THE DC VOLTAGE AT EACH PART WAS
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK
F
G
H
8
7
6
5
16
18
20
15
17
19
21
NC
NC
4
3
2
PCB010
1
VM9150
H

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