![background image](http://html.mh-extra.com/html/sony/hcd-gn660/hcd-gn660_service-manual_420679037.webp)
HCD-GN660/GN770/GX9000
37
37
HCD-GN660/GN770/GX9000
7-11. SCHEMATIC DIAGRAM – MAIN BOARD (1/3) –
R351
R389
R353
R358
R356
R391
R390
R355
Q122
R185
Q118
R181
Q119
Q120
R178
R179
D101
D102
D104
C145
R180
C144
D504
C301
R303
D303
X402
R409
R417
R404
R419
R420
R421
R403
R401
R430
R330
R329
R442
R443
R444
R445
R446
R447
R448
R449
R450
R465
R466
R373
R433
R342
R482
R484
R485
R486
R489
R490
R483
R488
R487
R451
R452
R455
R458
R381
JR330
JW440
JR331
R407
R406
R405
R424
R423
R422
R426
C469
R186
Q123
R182
Q121
R187
R183
R184
D301
R301
X401
FB416
C416
C419
C421
R418
R402
C430
C429
R494
R456
R453
R361
R411
R413
C412
R412
C410
C411
IC301
C498
C497
R387
R386
IC401
CN507
CN511
CN512
CN509
C464 C462
R374
FB462
R569
R369
R394
Q402
Q301
C316
R333
R429
C499
C302
C303
R302
D302
R304
R481
R375
D503
D501
R493
R393
R491
R492
R392
10k
10k
10k
10k
10k
10k
10k
10k
2SB1132-T100-QR
680
2SB1132-T100-QR
680
FA1A4M
2SB1132-T100-QR
680
2.2k
1SS355
1SS355
1SS355
0.0047
50V
B
2.2k
0.0047
50V
B
1SS355
10
50V
22k
1SS355
16M
10k
10k
100
100
4.7k
100
100
100
100
10k
10k
100
100
100
100
100
100
100
100
100
100
100
10k
100
10k
100
100
100
100
100
100
100
100
100
100
100
100
100
10k
0
0
0
0
0
0
0
0
0
0
10
6.3V
2.2k
FA1A4M
3.3k
FA1A4M
2.2k
3.3k
3.3k
1SS355
220
32.768K
0
2200
6.3V
47p
47p
220
220
47p
47p
100
100
100
10k
330k
0
0.1
100k
22p
15p
ICBD4828G
10
50V
0.1
25V
F
10k
10k
M3062CMEN
-A03FPUO
12P
AMP-L
4P
10P
13P
0.01
B
100
10V
MF
10k
0UH
10k
10k
1k
DTC114EKA
BUFFER
2SC1623
RESET
SWITCH
0.1
10k
100
0.1
0.1
0.1
4.7k
1SS355
22k
100
10k
1SS355
1SS355
100
4.7k
B1
B8
B9
B13
B14
M+9V
EVER+4V
MP3GND
GND
63
HP-DET
B7
D+3.3V
40D
B21
57
54
52
58
56
91
90
55
53
89
51
29P
30P
31P
34P
33P
32P
9P
12P
51
52
53
54
55
56
57
58
89
90
91
42
43
44
45
46
47
48
49
50
2C
3C
5C
7C
18C
19C
21C
22C
23C
24C
25C
26C
4
29
30
100C
77
78
79
80
81
31P
32P
29P
30P
9P
12P
70
71
72
69
33P
34P
1C
94
31D
97
76
75
74
73
59
60
61
65
66
88
87
86
85
84
83
82
44
45
46
47
48
49
50
43
42
34
41
32D
39
*
*
*
E2,E3,E51
DRIVE
Q122,123
A TRIG
DRIVE
DRIVE
Q118,119
B TRIG
Q120,121
CAP MOTOR
LEVEL DETECT
(FOR CHECK)
(FOR CHECK)
TAPE
MECHANISM
DECK
US,MX,AR,AUS
*
R393
1K
4.7K
AUS
E3
4.7K
1.5K
330
E3,AUS
*
R493
US
2.2K
E2,E51,MX,AR
US,E2,E51,MX,AR
*
R492
150
1K
0
GN660
GX9000
GN770
GN770/GX9000
• See page 56 for IC Pin Function Description.