JVC TH-C4, Service Manual

Page: 26 / 63

2-19
+
-
+
-
+
-
+
-
. NOTES:UNLESS OTHERWISE SPECIFIED
ALL RESISTANCE VALUES ARE IN OHMS.
ALL INDUCTANCE VALUES ARE IN H.
ALL CAPACITANCE VALUES ARE IN F.
C_OUT
SL_OUT
C_IN
SR_OUT SW_OUT
SR_IN SL_IN
L2401 0.45
Q2401
KTA1504/YG/-X
D2401
1SS133-T2
L2501 0.45
Q2501
KTA1504/YG/-X
D2501
1SS133-T2
L2601
0.45
D2601
1SS133-T2
L2201 0.45
L2101 0.45
Q2101
KTA1504/YG/-X
D2201
1SS133-T2
D2101
1SS133-T2
EP201
Q 2 7 0 3
K R C 1 0 2 S - X
D 2 7 0 3
M T Z J 1 6 C - T 2
Q2601
KTA1504/YG/-X
Q 2 7 0 1
K T C 3 8 7 5 / Y G / - X Q 2 7 0 2
K T A 1 0 4 6 / Y /
4 . 7
R 2 7 0 8
F R
1 / 4 W
!
M F
R 2 4 0 6
0 . 2 2
5 W
M F
R 2 5 0 6
0 . 2 2
5 W
M F
R 2 1 0 6
0 . 2 2
5 W
M F
R
FR
R2710
10
!
4 . 7 R 2 7 0 9
F R
1 / 4 W !
M F
R 2 6 0 6
0 . 2 2
5 W
C2710
NI
I C 3 0 1
R C 4 5 5 8 D - X
2
3
1
8
4
I C 3 0 1
R C 4 5 5 8 D - X
6
5
7
Q 3 1 0 1
K T C 3 8 7 5 / Y G / - X
Q 3 1 0 2
K T C 3 8 7 5 / Y G / - X
Q 3 2 0 1
K T C 3 8 7 5 / Y G / - X
Q 3 2 0 2
K T C 3 8 7 5 / Y G / - X
D 3 1 0 2
1 S S 1 3 3 - T 2
D 3 1 0 1
1 S S 1 3 3 - T 2
D 3 2 0 2
1 S S 1 3 3 - T 2
D 3 2 0 1
1 S S 1 3 3 - T 2
Q 3 3 0 2
K T C 3 8 7 5 / Y G / - X
D 3 3 0 2
1 S S 1 3 3 - T 2
I C 3 0 2
R C 4 5 5 8 D - X
2
3
1
8
4
D 3 4 0 2
1 S S 1 3 3 - T 2
Q 3 3 0 1
K T C 3 8 7 5 / Y G / - X
D 3 4 0 1
1 S S 1 3 3 - T 2
D 3 3 0 1
1 S S 1 3 3 - T 2
I C 3 0 2
R C 4 5 5 8 D - X
6
5
7
Q 3 4 0 2
K T C 3 8 7 5 / Y G / - X
Q 3 4 0 1
K T C 3 8 7 5 / Y G / - X
R2604 560
R2408
15k
R2504
560
R2711
33k
R 3 2 0 6
4 7
C3701
0.01/50
C2408
0.1/50
R 3 3 0 5 4 7 0 K
C2108
0.1/50
R 3 4 0 5
4 7 0 K
R2404
560
1 0 0 / 5 0
C 2 7 0 1
R 3 1 0 1
1 5 K
C3104
2.2/50
R2513
2.2k
R 2 6 0 5
5 6 K
C2705 100/50
C3301
0.0015/50
R3409 1K
R 3 1 0 6
4 7
R2613
2.2k
C3702
0.01/50
R2108
15k
R2111
10
UNF
1/4W
C3704
0.01/50
C2407
0.1/50
R 3 4 1 2
1 0 K
R2407
1k
C 2 4 0 5
100p/50
R 3 4 0 3
2 . 2 k
R2501
10k
C2706 100/50
R 3 3 0 6
4 7
C 2 6 0 6
3 p / 5 0
R 3 4 0 6
4 7
R3107 330K
R2601
10k
R2722
4.7k 1/4W
R 3 4 0 8
1 0 0
R2411
10
UNF
1/4W
R 3 3 1 3
1 0 K
C2608 0.1/50
R2208
15k
R3104
18k
R 3 1 0 8
1 0 0 R 3 1 1 1
4 7 0
C3204
2.2/50
R3207
330K
C 2 4 0 6
3 p / 5 0
R3407
330K
C 2 7 0 7
1 0 / 5 0
R2410
4.7
UNF
1/2W
R2413
2.2k
C2607 0.1/50
R2509
47k
R 3 1 0 3
2 . 2 k
R 3 2 1 1
4 7 0 R 3 2 0 8
1 0 0
C 2 5 0 5
100p/50
R3410
100K
R 2 4 0 5
5 6 K
C3201
0.0015/50
C 2 6 0 5
100p/50
R3307 330K
R2611
10
UNF
1/4W
R2109
47k R2609
47k
R2510
4.7
1/2W
UNF
R3310 100K
R 3 1 0 5
4 7 0 K
R 3 2 1 2
1 0 K
R3109 1K
R2401
10k
C2503
4.7/50
R3309 1K
R2207
1k
C 2 5 0 6
3 p / 5 0
R 3 2 0 1
1 5 K
R 3 3 1 2
1 0 K
R 3 3 1 1
4 7 0
R2107
1k
C2603
4.7/50
R2610
4.7
1/2W
UNF
R2511
10
UNF
1/4W
R 2 6 0 3
5 6 k
R 3 2 1 3
1 0 K
R3110
100K
R 2 5 0 3
5 6 k
R2211
R2702
22
1/4W
R 2 5 0 5
5 6 K
R 3 2 0 3
2 . 2 k
C3703
0.01/50
C 3 3 0 3
1 / 5 0
C2403
4.7/50
C2507
0.1/50
C3304 2.2/50
B2021
0R0
R 3 4 1 1
4 7 0
C 2 6 0 2
470p/50
R 3 1 1 3
1 0 K
R3209 1K
C 2 5 0 2
470p/50
R2607
1k
C2508
0.1/50
C2712
0.01/50
C2207
R2507
1k
R 2 4 0 3
5 6 k
R 2 7 2 1
4 . 7 k
1 / 4 W
R2409
47k
R 3 1 1 2
1 0 K
R3210
100K
R 2 6 1 2
2 . 2 k
R 3 3 0 8
1 0 0
R 2 5 1 2
2 . 2 k
1 0 0 / 5 0
C 2 7 0 3
R3204
18k
C2713
0.01/50
R2110
4.7
UNF
1/2W
C2208
C 3 4 0 3
1 / 5 0
R 3 4 1 3
1 0 K
R2209
47k
R2701
22
FR
1/4W
!
!
!
C3404
2.2/50
R 3 3 0 3
2 . 2 k
C 3 2 0 3
1 / 5 0
R 2 4 1 2
2 . 2 k
C3401
0.0015/50
C2604
100/16
1 0 0 / 2 5
C 2 7 0 2
C2504
100/16
R2608
15k
C3101
0.0015/50
R 3 2 0 5
4 7 0 K
C2107
0.1/50
R2508
15k
R3404
18k
R 3 3 0 1
1 5 K
C2404
100/16
C 3 1 0 3
1 / 5 0
R 3 4 0 1
1 5 K
4 7 / 5 0
C 2 7 0 4
I C 2 0 2
1 2 3 4 5 6 7 8 9 1 0 1 1 1 2 1 3 1 4 1 5 1 6 1 7 1 8 1 9 2 0 2 1 2 2 1 2 3 4 5 6 7 8 9 1 0
C N 2 7 3
Q G B 2 5 1 0 J 1 - 1 4
1
POWER_CTL
2
POWER_GND
3
PRE_GND
4
POWER_GND
5
PROTECT
6
P.ON_SIG
7
+VL
8
9
-VL
10
11
12
+VH
13
-VH
14
C 2 4 0 2
4 7 0 p / 5 0
Q2707
KTA1267/YG/-T
4.7
R2707
FR
1/4W
!
470
R2704
470
R2703
4.7
R2706
FR
1/4W
!
D2701
MTZJ15C-T2
Q2708 KTC3199/GL/-T
D2702
MTZJ15C-T2
5.6k
R2712
5.6k
R2713
R3304
18k
D2705 1SS133-T2 D2704 1SS133-T2
CH1NF -VS CH3-VE +VL -VL CH2IN PRE+VCC +VH CH1-VE CH3+VE +VS CH1+VE CH2-VE CH2+VE BIAS CH2NF PRE-VCC CH3NF -VH CH3IN CH1IN SUB_GND CH1-VE +VS CH1+VE CH2-VE -VH SUB_GND -VS +VL -VL +VH
ALL CAPACITORS ARE SHOWN IN THE FORM OF CAPACITANCE(uF)/RATED VOLTAGE(V).
VOLTAGES ARE DC-MEASURED WITH A DIGITAL VOLT METER WITHOUT INPUT SIGNAL.
TO CN502
(p=pF)
44.5V 19.7V
0V 0V
-19.9V -44.3V
0V 0V 0V 0V 0V
-43.1V
42.8V
0V 0V
-41.9V
0V 0V 0V 0V 0V 0V
44.5V 19.7V
0V 0V
-19.0V -44.3V
0V 0V 0V 0V
0 V
2 7 . 3 V
0 V
4 2 . 9 V
4 3 . 0 V
4 3 . 0 V
4 3 . 6 V
0 V
0 V
- 1 9 . 5 V
0 V
0 V
- 1 9 . 5 V - 1 9 . 5 V
0 V
0 V
0.2V
-19.9V
0V 0V
19.7V
-0.1V
0 V
0 V
- 1 9 . 5 V - 1 9
0 V
0
0 V
0 V
0 V
0 V
0 V
0 V
7 . 0 V
- 7 . 0 V
0 V
0 V
- 2 . 2 V
- 2 . 2 V
0 V
0 V
0 V
0 V
- 2 . 2 V
- 2 . 2 V
0 V
0 V
0 V
0 V
- 2 . 2 V
0 V
0 V
- 2 . 2 V
0 V
0 V
0 V
0 V
0 V
- 2 . 2 V
- 2 . 2 V
0 V
0 V
0 V
0 V
0 V
7 . 0 V
- 7 . 0 V
* 5
(SHEET 10)
Amplifier section
<subwoofer section>