Read Sony HCD-DP900D / MHC-DP900D Service Manual online
HCD-DP900D
36
36
6-13. PRINTED WIRING BOARD – MAIN SECTION – • See page 21 for Circuit Boards Location.
D51
A-9
D111
G-9
D112
F-9
D113
F-9
D501
B-4
D502
B-4
D503
B-4
D504
B-4
D505
C-4
D506
C-4
D507
C-4
D508
C-4
D509
B-4
D510
E-9
D511
B-2
D950
G-6
D959
G-6
D961
G-6
D962
G-6
D971
F-8
D972
E-8
D973
E-8
D974
E-8
D975
E-8
D981
C-5
D982
D-5
D983
C-6
D984
C-6
IC11
C-9
IC51
A-8
IC301
F-5
IC302
F-2
IC303
E-3
IC304
F-3
IC401
B-3
IC501
B-4
Q1
C-8
Q2
A-9
Q11
C-8
Q12
C-8
Q111
F-9
Q112
F-9
Q113
F-9
Q114
F-9
Q121
G-9
Q141
G-5
Q171
G-9
Q301
G-3
Q302
G-3
Q303
G-3
Q304
F-4
Q305
G-4
Q391
D-2
Q392
C-2
Q393
C-2
Q394
C-2
Q395
D-2
Q396
D-2
Q397
D-3
Q501
B-4
Q502
B-5
Q503
B-5
Q504
E-9
Q505
E-9
Q506
E-9
Q507
E-9
Ref. No.
Location
• Semiconductor Location
MAIN BOARD
11
(11)
1-682-901-
M961
FAN
H
FRONT AMP
BOARD
(Page 44)
FRONT AMP
BOARD
(Page 44)
G
I
SURROUND
BOARD
(Page 46)
F
TRANS
BOARD
(Page 52)
P
HEAD(B)
BOARD
(Page 51)
O
HEAD(A)
BOARD
(Page 51)
C
LEAF SW
BOARD
(Page 51)
J
PANEL
BOARD
(Page 48)
T
R
E
DPS
BOARD
(Page 40)
MB
BOARD
(Page 28)
MB
BOARD
(Page 28)
D
DSP
BOARD
(Page 40)
2
3
4
5
6
7
8
9
10
11
A
1
B
C
D
E
F
G
H
C111
R55
R
505
R392
R471
C499
R342
C383
D
113
D961
R
375
R347
R483
R341
R338
R353
R
340
R491
R
339
JR2
C
310
R401
D507
R321
R400
R419
C273
R
378
R
373
R356
R
409
JR6
R
372
R
346
R305
JR400
R
60
R
371
R301
R
386
R
56
D51
C
13
C
39
R
504
R
387
R
336
R
337
R390
R389
R
388
R
3
58
R357
R391
C
326
R503
C333
R501
R
307
R502
R411
C411
C410
C412
C
21
C
11
R308
C328
C376
R429
R396
R394
R
430
R
312
R
376
R
303
IC401
R
963
R
377
R
374
C321
R
309
R
355
JR26
R
486
R141
C271
R
369
C498
R402
C
22
C464
R
487
R
488
C378
R
507
R413
R403
R404
R
405
R406
R
474
R479
R
475
D502
C276
R473
C46
C973
C977
R
472
D506
D503
D
504
D501
R436
R19
JR271
R478
R
477
R476
D505
C505
R417
C414
R493
R
498
R
306
R
320
R
492
JR462
R961
R485
IC303
JR416
C384
R
393
C2
6
R
496
JR420
R
359
R484
R
352
R
506
R143
JR27
JR
272
R
423
R12
R42
R368
R
58
R
422
JR
12
D508
R511
R142
C334
R59
R
510
R349
R302
R31
1
R407
C511
JR
7
R67
R
508
JR24
R
509
C27
C20
R3
R
26
JR33
R447
R470
JR5
R451
R
41
R354
D
509
R480
R
453
R382
R15
R
23
R
24
R
6
R61
C29
R62
C
34
C15
JR8
R313
C
56
R8
C51
C61
R
21
JR
16
R4
R22
R
366
R
469
R
514
R
497
R362
R367
R438
R365
R
456
R361
R
495
C
313
R111
R384
JR32
R331
R65
C5
2
C53
R63
R7
R25
C40
R439
R5
R
14
C
5
R
69
C1
JR10
R
512
JR
22
R17
R
13
C4
C14
JR
3
R66
R30
R363
R
1
R2
JR34
C38
C42
R
16
R440
R18
R490
C23
C7
8
1
R68
R
435
JR29
C69
C
31
R437
R431
R64
C
43
JR25
R364
R
443
R442
R
441
R315
R
385
R381
R448
C445
R546
R547
R410
R962
R319
R383
R360
C371
JR31
R
304
R
348
R
481
D
962
R316
C362
C
363
R
457
JR
273
D511
C372
C63
D111
R317
C1
14
R
318
R20
JR
30
R
113
IC304
R
398
C975
R122
R175
R
124
R174
R345
R
172
JR
418
R
397
R333
R334
C971
R335
R
332
R112
R
351
R
482
R
489
R468
C360
C322
R
115
C4
1
R
114
R31
R
29
R
28
JR15
JR
19
JR1
R43
D112
D
11
IC301
C59
JR4
R27
R
10
R499
D510
R421
JW
344
JW
101
C352
JW181
JW114
C274
CN102
15
1
JW1011
Q
305
Q304
T301
L303
JW
341
JW
1010
C3
11
JW157
NO302
C951
C954
JW158
C301
C503
JW36
C303
C416
JW
3
3
CN502
JW366
JW
119
C309
C342
JW85
C141
FE2
JW
123
Q141
JW
60
C308
JW
65
JW71
C961
C143
JW
97
C357
JW169
JW
51
RV303
JW25
JW164
JW196
JW308
RV302
LPF12
JW150
C377
Q502
X401
JW170
JW
172
JW168
JW166
C329
JW319
JW219
C277
C379
C327
JW325
C332
JW307
LPF11
JW
1
C353
JW320
JW35
JW20
C504
L301
RV
304
C312
C
953
JW
141
C502
C506
C275
C955
JW69
JW335
JW
66
Q394
C497
Q
395
Q
397
Q
396
Q393
Q391
JW378
C462
X402
C380
JW
90
JW22
C381
JW149
JW
104
C330
C331
JW334
Q
501
C501
Q113
IC501
RV351
JW
128
JW
82
JW6
C356
Q1
12
C317
Q503
JW
129
JW
121
C307
JW
317
CN402
FOR IIC WRITER
JW72
C340
JW177
JW1013
IC302
JW162
JW161
L302
C304
JW
113
C351
C956
C354
JW
367
C358
JW
340
C323
JW23
JW11
JW
377
JW
29
JW115
C318
C272
RV354
JW13
TM1
JW9
C32
JW
5
JW
137
C368
RV
301
C355
JW
17
C335
C382
L351
D95
9
C
12
C302
JW19
C
952
Q
303
JW
107
C24
JW
306
JW190
JW
8
9
R343
R
344
JW
212
JW111
C359
JW
62
JW
63
JW182
CF1
CF2
JW337
JW174
JW145
JW142
X
51
NO105
JW
122
JW
124
JW
130
JW
131
JW144
JW
134
JW
125
JW112
JW78
JW328
Q1
JW
313
JW342
T11
JW
37
JW324
C62
C25
JW
32
JW323
JW70
JW178
JW314
JW214
JW
27
C121
JW8
C319
C320
JW3
JW4
IC51
JW
50
JW195
D973
Q2
JW312
JW321
C375
JW
373
JW81
JW
176
C369
C105
JW
305
JW
315
C370
IFT11
CN301
JW
1
6
C
28
C18
C36
JW7
JW
26
C19
C35
C30
JW
139
JW
92
C60
C
16
D975
C
374
JW
1001
JW28
JW330
C
57
JW
304
D984
JW185
D982
D
981
JW10
JW153
JW156
JW
93
Q392
JW434
JW154
JW160
JW184
JW18
JW
2
Q
505
C17
D983
C3
JW183
RB41
JW
140
JW186
JW
370
JW
132
JW
365
JW
34
JW
343
JW187
JW40
JW48
JW68
JW
363
JW110
D
974
JW147
JW
364
JW47
JW148
JW
135
JW188
JW173
JW189
JW116
JW
39
JW327
C325
JW
211
JW302
JW301
JW24
JW
362
JW331
JW143
JW
138
JW46
JW14
C316
JW146
JW332
JW309
JW179
C324
C373
JW73
JW167
D950
JW336
C338
C
339
JW
175
JW
120
JW155
CN401
JW352
CN304
D971
JW
91
JW199
NO303
Q111
JW311
C314
JW
197
JW
1012
JW
303
JW152
JW163
JW
316
JW
98
C
974
JW165
C
315
JW
192
CN103
R
121
JW194
JW
348
JW241
JW
67
C341
Q
121
Q
171
JW215
JW
126
D
972
JW
133
C171
CN104
JW77
C976
CN101
1
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JW
349
JW350
JW338
C972
2
1
22
23
JW49
1 2
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JW95
R171
JW361
JW180
JW353
JW351
C337
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JW
346
JW354
JW
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JW326
JW74
JW
136
JW151
JW
96
JW375
JW
118
C306
C336
JW193
JW109
C305
JW339
JW191
JW
198
Q302
JW159
JW12
CN204
JW64
JW171
JW
117
JW
127
JW
345
L
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C
113
JW84
C112
JW200
JW372
C393
C343
JW333
C155
JW15
C58
EPT901
JW
209
Q
504
JW
213
JW300
Q
506
CN501
JW217
IC11
JW
41
Q
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JW210
JW380
JW42
JW
39
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NO605
JW
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JW80
JW79
JW
103
JW
102
JW
347
CN203
JW
400
JW403
CLP1
CLP
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Q12
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RV11
JW355
JW356
JW357
JW358
JW359
JW329
JW379
JW216
JW
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JW374
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Ver 1.1 2002.03
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