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JVC TH-C4 Service Manual page 17

Dvd digital theater system
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V O L 1
V O L 2
I L L U M M I 1
I L L U M I 2
R 5 0 6
3 3
GVA10094-A2
TOP KEY PWB
R 5 2 1
R 5 2 2
3 . 3 k
3 . 9 k
S 5 2 2
S 5 2 3
SOURCE
STOP
R 5 2 6
R 5 2 7
R 5 2 8
3 . 3 k
3 . 9 k
6 . 8 k
S 5 2 6
S 5 2 7
S 5 2 8
S 5 2 9
F.SKIP
B.SKIP
PAUSE
PLAY
S522-S529
QSW0825-001Z
GVA10094-A1
FL PWB
B 5 0 8
U S E
W 5 0 0 1
Q U B 2 2 0 - 1 0 D M H P - E
1
F W 5 6 1
Q U M 2 1 4 - 1 6 D G Z 4 - E
4 . 8 V
D I - C K
1
5 . 0 V
V O L 1
2
5 . 0 V
V O L 2
3
0 . 7 V
4
D I - C S
C N 5 0 1
Q G F 1 2 0 5 F 1 - 1 3
- 2 5 . 7 V
F +
1 3
- 3 3 . 8 V
- V D I S P
1 2
5 . 0 V
D 5 V
1 1
- 3 0 . 0 V
1 0
F -
0 V
9
S T A N D B Y
5 . 0 V
B 5 V
C 5 1 6
8
N I
0 V
B G N D
7
R E M O C O N
4 . 9 V
6
REMOCON
5 . 0 V
5
K E Y 1
K E Y 3
5 . 0 V
K E Y 3
4
K E Y 4
5 . 0 V
K E Y 4
3
D I - D T
4 . 8 V
2
D I - D T
0 V
1
D G R D
F W 5 0 2
Q U M 2 1 6 - 0 9 Z 4 Z 4 - E
5 . 0 V
K E Y 1
1
B G N D
0 V
2
5 . 0 V
B 5 V
3
S T A N D B Y
0 V
4
D 5 V
5
I L L U M I 1
6
To CN456
(SHEET 2)
To CN450
(SHEET 2)
GVA10094-A3
POWER KEY PWB
F W 5 0 2
Q U M 2 1 6 - 0 9 Z 4 Z 4 - E
5 . 0 V
1
0 V
2
5 . 0 V
STANDBY
3
0 V
LED
4
*
R 5 1 1
5
S 5 2 1
*
6
D 5 1 1
POWER
Q 5 0 3
K R C 1 0 2 S - X
R 5 5 2
1 2 0
D 5 5 1
S E L U 2 E 1 0 C - P
ILLUMINATION
LED
V E R S I O N
B
O T H E R S
P A R T
S L R - 3 4 3 V C / N P Q - T
D 5 1 1
S L I - 3 4 3 U R C - W - T
2 2 0
R 5 1 1
1 . 5 K
SHEET 4
2-10

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