Sony KP-FS57M31 Service Manual page 92

Ag-3x chassis
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(23) Schematic Diagram of J(1/5) Board
3
1
2
A
CN8302
1P
:TAB
GND
1
R IN
1
GND
2
L IN
3
GND
4
Y IN
5
B
GND
6
CV IN
7
S IN
8
C IN
9
R8330
R8337
R8326
C8301
R8305
CN8301
75
75
470k
470p
470k
:CHIP
:CHIP
9P
:CHIP
CH:CHIP
:CHIP
WHT-L
C8302
:S-MICRO
470p
CH:CHIP
C
R8334
(VIDEO IN 1)
J8301
:CHIP
1
R8327
0
0.1 16V B:CHIP
:CHIP
3
4
R8304
1
2
2.2k
:CHIP
C8320
R8306
R8322
4.7
75
75
10V
:CHIP
:CHIP
F:CHIP
V
1
D
R8307
R8323
C8311
75
0
1
:CHIP
:CHIP
10V
F:CHIP
L
1
C8303
C8312
R8308
470p
1
220k
10V
CH:CHIP
:CHIP
F:CHIP
R
1
C8304
R8309
470p
220k
C8321
CH:CHIP
:CHIP
4.7
(VIDEO IN 2)
10V
F:CHIP
J8302
E
V2
2
C8322
R8310
R8324
1
75
0
10V
:CHIP
:CHIP
F:CHIP
L2
C8305
C8323
R8311
470p
1
220k
CH:CHIP
:CHIP
10V
F:CHIP
R2
C8306
R8312
470p
220k
C8324
CH:CHIP
:CHIP
(VIDEO IN 3)
4.7
R8325
10V
0
F:CHIP
F
:CHIP
J8303
V3
3
C8313
R8313
1
75
10V
:CHIP
F:CHIP
L3
C8314
C8307
R8314
1
220k
470p
10V
:CHIP
CH:CHIP
F:CHIP
R3
C8308
R8315
470p
220k
CH:CHIP
:CHIP
(MONITOR OUT)
G
R8303
68
J8304
V
:CHIP
R8316
R8301
470k
470
:CHIP
:CHIP
L
C8309
R8328
470p
470k
CH:CHIP
:CHIP
R
C8310
R8302
R8329
470p
470
470k
CH:CHIP
:CHIP
:CHIP
H
IC8304
LF50CDT-TR
+5V REG
+6.5V
I
O
G
C8352
0.22
16V
B:CHIP
I
I
O
G
C8333
0.22
C8353
16V
0.22
B:CHIP
16V
B:CHIP
IC8305
LF50CDT-TR
+5V REG
J
K
4
5
6
C8330
R8351
1
4.7k
10V
:CHIP
F:CHIP
R4
R8352
C8331
4.7k
1 10V F:CHIP
:CHIP
L4
C8300
0.47 10V B:CHIP
Y4
C8349
4.7 10V F:CHIP
CV4
R8348
2.2k :CHIP
S4
C8382
0.1 16V B:CHIP
C4
R8344
D8320
D8325
75
D8326
RD9.1SB
RD9.1SB
:CHIP
RD9.1SB
PROTECT
PROTECT
D8322
FL8301
RD9.1SB
EMI
D8323
EMI
+9V
RD9.1SB
C8326
D8324
TO J1/5,J2/5,3/5,
0.47
RD9.1SB
C8336
0
10V
4/5,5/5_1
47
B:CHIP
PROTECT
16V
Y1
C8317
C1
S1
D8302
D8321
D8301
RD9.1SB
RD9.1SB
RD9.1SB
PROTECT
PROTECT
PROTECT
CV1
D8303
R8339
RD9.1SB
4.7k
PROTECT
:CHIP
L1
D8304
R8343
RD9.1SB
4.7k
PROTECT
:CHIP
R1
D8305
RD9.1SB
PROTECT
CV2
D8306
R8340
RD9.1SB
4.7k
PROTECT
:CHIP
L2
D8307
R8341
RD9.1SB
4.7k
PROTECT
:CHIP
R2
D8308
RD9.1SB
PROTECT
CV3
D8309
RD9.1SB
R8342
4.7k
PROTECT
:CHIP
L3
S-L
D8310
RD9.1SB
R8355
0 :CHIP
R8338
S-TV
PROTECT
4.7k
:CHIP
R3
AUDIO L
L
D8311
R8356
0 :CHIP
M-TV
RD9.1SB
PROTECT
R
C8325
470
AUDIO R
16V
C8318
1
D8312
R8349
10V
RD9.1SB
1k
F:CHIP
PROTECT
:CHIP
C8319
D8313
1
RD9.1SB
R8350
10V
1k
PROTECT
F:CHIP
:CHIP
D8314
RD9.1SB
PROTECT
+5V
+5VA
TO J1/5,J5/5_3
C8364
47
16V
C8362
0.1
16V
B:CHIP
+5V
+5VD
TO J1/5,J2/5,3/5,4/5_2
C8363
0.1
16V
B:CHIP
4
3
– 126 –
7
8
9
Q8302
Q8303
2SC4081-R
2SC4081-R
BUFF
BUFF
C8337
0.1
16V
B:CHIP
R8378
R8382
R8364
R8367
R8380
220
220
470
470
100
:CHIP
:CHIP
:CHIP
:CHIP
:CHIP
R8379
R8383
220
220
R8384
:CHIP
:CHIP
100
Q8301
:CHIP
2SA1576A-T106
Q8304
BUFF
2SC4081-R
BUFF
R8377
R8388
100
0
:CHIP
:CHIP
R8370
R8389
100
470
:CHIP
:CHIP
C8343
C8346
47
R8386
0.1
R8381
R8385
16V
100
16V
100
100
:CHIP
B:CHIP
:CHIP
:CHIP
R8376
1k
:CHIP
C8342
2
10
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
52
LOUT1
4.4
53
VOUT1
4.4
54
ROUT1
4.4
55
TRAP1
56
YOUT1
57
VGND
IC8302
CXA2069Q
58
COUT1
C8348
1 10V F:CHIP
AV SW
59
LV6
C8340
0.47 10V B:CHIP
4.2
:90H
60
V6
C8350
1 10V F:CHIP
5.0
61
RV6
R8365
1k :CHIP
C8338
1 10V F:CHIP
4.2
62
LTV
C8341
0.47 10V B:CHIP
4.2
63
TV
VIDEO
4.7
64
RTV
4.2
C8339
R8366
1
1k
10V
:CHIP
F:CHIP
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15 16 17 18 19
5
10
11
12
TO J1/5,J2/5_17
SUB-CV
Q8308
2SC4081-R
SUB-Y
TO J1/5,
BUFF
J4/5_22
R8395
R8405
SUB-C
220
220
:CHIP
:CHIP
R8406
R8396
220
220
:CHIP
:CHIP
Q8309
R8407
220
2SC4081-R
:CHIP
BUFF
R8408
220
R8368
:CHIP
100
:CHIP
A GND
TO J1/5,J2/5_18
TO J1/5,J2/5_19
R8399
100 :CHIP
SDA
TO J1/5,J1/5,2/5,3/5,4/5,5/5_10
SCL
R8400
100 :CHIP
35
34
33
C8488
1 10V F:CHIP
32
ADR
31
TO J1/5,J3/5_14
RV5
COMP R
4.2
30
V5
C8489
1 10V F:CHIP
29
COMP L
LV5
TO J1/5,J3/5_15
0
S4
S-4
28
4.5
S2-4
27
C4
C4
26
4.3
R4
RV4
25
4.2
Y4
Y4
24
3.9
L4
LV4
23
4.2
CV4
V4
22
3.9
S-3
21
S2-3
20
+6.5V
1
CN8304
TO A(2/3)BOARD
CN1180
– 127 –
KP-FS57MM31/M61/M90/M91
RM-997
15
13
14
TO J1/5,J2/5_4
TO J1/5,J2/5_21
TO J1/5,J2/5_20
J(1/5)
(AV SW)
B-SS896<CH.>-J..-P1
64P
:BTOB

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