JVC TH-C4, Service Manual

Page: 17 / 63

2-10
SHEET 4
I L L U M I 2
V O L 1
V O L 2
R E M O C O N
K E Y 3
K E Y 4
D I - D T
I L L U M M I 1
D 5 1 1
S 5 2 9
S 5 2 2 S 5 2 3
S 5 2 1
S 5 2 6 S 5 2 7 S 5 2 8
3 . 9 k
R 5 2 7
3 . 9 k
R 5 2 2
6 . 8 k
R 5 2 8
3 . 3 k
R 5 2 1
3 . 3 k
R 5 2 6
R 5 1 1
W 5 0 0 1
Q U B 2 2 0 - 1 0 D M H P - E
1
1 2 0
R 5 5 2
C 5 1 6
N I
C551 D 5 5 1
S E L U 2 E 1 0 C - P
B 5 0 8
F W 5 0 2
Q U M 2 1 6 - 0 9 Z 4 Z 4 - E
1
2
3
4
5
6
F W 5 0 2
Q U M 2 1 6 - 0 9 Z 4 Z 4 - E
1
2
3
4
5
6
3 3
R 5 0 6
B513
C N 5 0 1
Q G F 1 2 0 5 F 1 - 1 3
1
2
3
4
5
6
7
8
9
1 0
1 1
1 2
1 3
F W 5 6 1
Q U M 2 1 4 - 1 6 D G Z 4 - E
1
2
3
4
R551
Q 5 0 3
K R C 1 0 2 S - X
REMOCON
F+
DI-CK
-VDISP
VOL2
BGND
B5V
VOL1
DI-CS
DI-DT
STANDBY
D5V
STANDBY
KEY4
GVA10094-A1
FL PWB
KEY3
POWER
SOURCE
GVA10094-A2
TOP KEY PWB
- 2 5 . 7 V
- 3 3 . 8 V
5 . 0 V
5 . 0 V
5 . 0 V
4 . 9 V
5 . 0 V
5 . 0 V
5 . 0 V
4 . 8 V
0 . 7 V
LED
PAUSE PLAY
STOP
F.SKIP B.SKIP
5 . 0 V
0 V
KEY1
STANDBY
BGND
GVA10094-A3
POWER KEY PWB
0 V
B5V
KEY1
QSW0825-001Z
S522-S529
5 . 0 V
0 V
0 V
5 . 0 V
5 . 0 V
0 V
0 V
LED
ILLUMINATION
5 . 0 V
ILLUMI1
N.I
D 5 V
U S E
NI
DGRD
F-
- 3 0 . 0 V
4 . 8 V
0 V
N.I
V E R S I O N
P A R T
D 5 1 1
R 5 1 1
B O T H E R S
S L I - 3 4 3 U R C - W - T
S L R - 3 4 3 V C / N P Q - T
1 . 5 K
2 2 0
*
*
To CN456
(SHEET 2)
To CN450
(SHEET 2)