JVC TH-C60J Service Manual page 93

Sub woofer amplifier section
Q 2 7 1 1
* 3
* 6
D 2 7 0 6
C 2 7 0 8
* 3
Q 2 7 1 0
D 2 7 0 3
* 6
2 7 . 3 V
0 V
Q 2 7 0 3
R T 1 N 1 4 1 C - X
0 V C 2 7 0 7
* 4 9 . 8 V
1 0 / 5 0
2 S C 3 9 2 8 A / Q R / - X
TO CN502
N O T E S : U N L E S S O T H E R W I S E S P E C I F I E D .
A L L R E S I S T A N C E V A L U E S A R E I N O H M S .
A L L I N D U C T A N C E V A L U E S A R E I N H .
A L L C A P A C I T A N C E V A L U E S A R E I N F . ( p = p F )
A L L C A P A C I T O R S A R E S H O W N I N T H E F O R M OF C A P A C I T A N C E ( u F ) / R A T E D V O L T A G E ( V ) .
V O L T A G E S A R E D C - M E A S U R E D W I T H A D I G I T A L V O L T M E T E R W I T H O U T I N P U T S I G N A L . , ( * M A R K : F O R C 5 0 / C 6 0 J / C )
2-23
1 2 3 4 5
R 2 7 2 3
* 3
* 3
* 3
!
* 3
Q 2 7 0 9
1 / 4 W
4 . 7
R 2 7 0 9
* 3
* 3 F R
R 2 7 2 1
1 / 4 W
4 . 7 k
R 2 7 0 8
!
Q 2 7 0 1
4 3 . 0 V 4 3 . 6 V
* 4 9 . 2 V * 4 9 . 8 V
4 2 . 9 V
4 3 . 0 V
Q 2 7 0 2
* 4 9 . 2 V
K T A 1 0 4 6 / Y /
* 2 * 2
R 3 1 0 1
2 0 k
R 3 1 1 2
N I
R 3 2 0 1
2 0 k
R 3 2 1 2
N I
C N 2 7 3
Q G B 2 5 1 0 J 1 - 1 4
! I C 2 0 2 * 5
6 7 8 9 1 0 1 1 1 2 1 3 1 4 1 5 1 6
!
!
4 . 7
F R
1 / 4 W
C2405
C 2 5 0 6
3 p / 5 0
R 2 5 0 5
5 6 K
R 2 4 0 6 R 2 4 0 5
R 2 5 0 6
0 . 2 2 5 6 K
0 . 2 2
M F
M F 5 W 5 W
C 2 4 0 6
3 p / 5 0
0 V 0 V
0 V
R 2 4 0 3
0 V
5 6 k
- 1 9 . 5 V - 1 9 . 5 V
C 2 4 0 2
4 7 0 p / 5 0
R2412
6 . 2 k
* 1
D 3 1 0 1
I C 3 0 1 1 S S 1 3 3 - T 2
R C 4 5 5 8 D - X
7 . 0 V
0 V
8 D 3 1 0 2 R 3 1 1 1
3 1 S S 1 3 3 - T 2 4 7 0
0 V
1
2
4
- 7 . 0 V
0 V
R 3 1 0 5
4 7 0 K
R 3 1 0 6
4 7 B 2 0 3 1
Q U Y 1 5 0 - 0 5 0 Y
R 3 1 1 3
N I
Q 3 1 0 1
N I
Q 3 1 0 2
N I
D 3 2 0 1
I C 3 0 1 1 S S 1 3 3 - T 2
R C 4 5 5 8 D - X
0 V
D 3 2 0 2 R 3 2 1 1
5 1 S S 1 3 3 - T 2 4 7 0
0 V
7
6
0 V
R 3 2 0 5
4 7 0 K
R 3 2 0 6
4 7 B 2 0 3 2
Q U Y 1 5 0 - 0 5 0 Y
R 3 2 1 3
N I
Q 3 2 0 1
N I Q 3 2 0 2
N I
1 7 1 8 1 9 2 0 2 1 2 2 1 2 3 1
!
C2505 C2605
R2605
R 2 6 0 6
5 6 K
0 . 2 2
C2606
3 p / 5 0
5 W
M F
0 V
R2503 R2603
0 V
5 6 k 5 6 k
- 1 9 . 5 V
C2502
C2602
R2512 R2612
6 . 2 k
* 1
* 1
R C 4 5 5 8 D - X
R 3 3 0 1 I C 3 0 2
2 0 k 7 . 0 V
0 V
8
3
0 V
1
2
4
0 V
- 7 . 0 V
R 3 3 0 5 4 7 0 K
R 3 3 0 6
4 7 B 2 0 3 3
Q U Y 1 5 0 - 0 5 0 Y
R 3 3 1 2
N I
Q 3 3 0 1
N I
I C 3 0 2
R 3 4 0 1
R C 4 5 5 8 D - X
2 0 k
0 V
5
0 V
7
6
0 V
R 3 4 0 5
4 7 0 K
R 3 4 0 6
4 7
B 2 0 3 4
Q U Y 1 5 0 - 0 5 0 Y
R 3 4 1 2
N I
Q 3 4 0 1
N I
B 2 0 0 5
N I ( F O R S S S )
2 3 4 5 6 7
!
! R 2 1 0 6
5 W
0 . 2 2
M F
0 V
0 V
- 1 9 . 5 V
C 2 7 0 1
* 2
C 2 7 0 2
4 7 / 2 5
C 2 7 0 4
4 7 / 5 0
C 2 7 0 3
* 2
D 3 3 0 1
1 S S 1 3 3 - T 2
R 3 3 1
D 3 3 0 2
4 7 0
1 S S 1 3 3 - T 2
R 3 3 1 3
N I
Q 3 3 0 2
N I
D 3 4 0 1
1 S S 1 3 3 - T 2
R 3 4 1 1
D 3 4 0 2
4 7 0
1 S S 1 3 3 - T 2
R 3 4 1 3
N I
Q 3 4 0 2
N I
Parts
When
sure to