Sony TRINITRON KV-25FS12 Service Manual page 50

14 | 15 | 16 |
AUDIO-R
AUDIO-L
V
R237 D2003
J202
220 C216 RD9.1EW-T1
3P CHIP 4.7
L
FRONT A/V
INPUT
R235
470k D212
CHIP MTZJ-T-77-10B
R
R238
C210
220
4.7 D213
CHIP
MTZJ-T-77-10B
R239
470k
CHIP
STBY-7.5V
J205
2P
AUDIO OUTPUT
R431
1k
CHIP
R429
470k
R433 R430
CHIP
470k 1k
D231
CHIP CHIP
RD9.1EW-T1
D230
RD9.1EW-T1
9V
LOW B
1 18
T603
*
5 16
IC601
*
4 15
CONVERTER
3 17
5 4 3 2 1
2 13
14
R644
3.3k
8 12
D613
B601
0UH D1NL20U
7 11
R638
FB603
*
0UH
9 10
D611
FB602 R633 R646
0UH 680 D1NL20U 1.5k
R641
D614
R643
0.27
1.5k C620 D1NL20U
2W
C652 100
R632 C619
0.001 25V
0.22 470p
2W :PT
D610
D1S4-TA
4 1
R639
-23.6V
2.2k
-23.6V Q603
3 2
2SA1309A QRSTA
17 | 18 | 19 | 20
CN460
20P
TO K BOARD
CN450
1 2
AUDIO-L
AUDIO-L
(+)OUT
PS401
2.7A/150V
AUDIO VCC
C402
AUDIO-L
2200
C403
25V (-)OUT
0.22
AUDIO-L
R436 C420
R437
AUDIO-R 6.8k 0.22
4.7k
CHIP
CHIP 25V
F
9V
R438
C421 C496
6.8k 0
CHIP 25V
9V
JR472
5.0MM
R441
22k
R440
100k CHIP
2SD601A
VOL-CTRL
AUDIO VCC
LOW B
C441
1
16V
F
TP600
C621 B+
1500p
FB610 R645 L603
2kV
0UH 10k
C654
10 160V
D615 FB604 R652
RU4AM-T3 C623 0UH JW(5MM)
+B RECT 680p
C624
500V 100
160V
FB606 L602
0UH JW(5mm)
D616
D5LC20U
C622
LOW B RECT
680p
C626
500V
1000
JW615
25V
5.0MM
+B
FB605
JW616 L601
0UH
5.0MM JW(5mm)
C658
15000
D620 25V
C625
D5LC20U 15000
AUDIO RECT 25V
R659
10
+B
IC602
9V
EA135-F12
9V
ERROR AMP
+B
2 1
C627
| 21 | 22 | 23
IC402 TDA8580Q/N1 AUDIO AMP
3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
R426
AUDIO-R
22 CHIP
C401
100 (+)OUT
C435
0.22
25V
CHIP
AUDIO-R
AUDIO-R
(-)OUT
0
R490
4.7k
R401 R402
20k 10k
CHIP CHIP
1
AUDIO-L
(-)OUT 2
3
4
JW414
AUDIO-L
5.0MM
(+)OUT
AUDIO-L
LOW B
(+)OUT AUDIO-R
(+)OUT
AUDIO-R
(+)OUT
1
2
3
R446
33k
4
AUDIO-L
5
(+)OUT
C442
R447
4.7 R454
4.7k
100
CHIP
R442
5.2V
100
CHIP
D401
MTZJ-T-77-10B
5.2V
Q411
0V R445
2SB709A
10k
5.3V
VOL-CTRL
Q410
C438
330
25V
C439
330
25V
R427
R428 220
220
1
CHIP
2
AUDIO-R
3
4
AUDIO-L
5
D400
RD9.1EW-T1
CN506
5P
TO VB BOARD
CN901
VM
5
9V
4
3 E
NC
2
+B
1
KV-25FS12 / 25FS12C
| 24 |
SPR
CN406
4P
SPK R+
SPK R-
SPK L-
SPK L+
CN407
SPL
5P
TO A BOARD
CN408
R BACK
R GO
L BACK
L GO
HP GND
J401
HEAD PHONES
CN408
5P
TO A BOARD
CN407
R BACK
R GO
L BACK
L GO
HP GND
H.DY H.DY V.DY V.DY