K Board - Sony KV-27FS13 Service Manual

K BOARD SCHEMATIC DIAGRAM
1 | 2
A
— R456
22k
B
—
C
—
C427
*
C428
C425
*
D
*
12 11 10 9
—
13 14 15 16
E
AUDIO
JW408
C426
*
-L
JW407
—
F
—
(AUDIO PROCESSOR)
G
—
H
| 3 | 4
TO MB
CN402
3P BOARD
CN309
R455
22k C416
C451
4.7
R443
220k
R435
220
9V
C446
100
C430
16V
*
C429
C433
* *
R436
4.7k
2SB709A-QRS-TX
C434
5.2V
*
AUDIO
C431 C432
*
*
-L
8 7 6 5 4 3 2 1
4.5V
R437
220
IC403
C423
* AUDIO FILTER
4.5V
17 18 19 20 21 22 23 24
9V
C456 C457
* *
R452 C460
* *
C458
C424
*
*
C455
*
AUDIO-R
AUDIO-R
Q430
0.0V
2SD601A-QRS-TX
MUTE
R433
0.0V
0
R432
10k
0.3V
C475
0.1
R431
10k
Q431
2SD601A-QRS-TX
MUTE
C440
0.1 25V F
C441
100
CN450
20P
KV-27FS13/ 27FS17/ 27FV17/ 29FV17/ 29FV17C/ 32FS13/ 32FS17/ 34FS13C/ 34FS17
| 5 | 6
C409 C410
C419
0.0015 B:CHIP 0.033 :CHIP
1
C418
:CHIP
0.1 C408
:CHIP 0.22
C417 :CHIP
JW405
C490
5MM
0
AUDIO-R
20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5
IC404
NJW1130AG-TE2
AUDIO PROCESSOR
21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37
JR474
0
AUDIO-L
C415 R407
C405 100
Q433 C407 0.033
0.22 :CHIP
MUTE :CHIP
C414
R434
4.7k
C406
Q432 0.0015
2SB709A-QRS-TX B:CHIP
MUTE
5.2V
C413
C404
0.0033
B:CHIP
R469
C412 0 C201
4.7
0.1
R438 :CHIP
220
C422
R444
220k
C450
AUDIO
4.7
-L
R445
220k
L410
— 45 —
| 7 | 8
C411
0.0033
R468
B:CHIP
0
R470
R403
0 100
AUDIO-R
R404
100
4 3 2 1
R409
100
38 39 40
R442
220
R405
100
R410
100
C447
JW(5mm)
C448
5.0mm
CN451
2P
C202 TO MA
4.7 BOARD
CN451
AUDIO-L
2
PIP-L
1
PIP-R
AUDIO-R
R446
220k
BA5-911-K
| 9 | 1