Sony STR-DB870 Service Manual

STR-DB870/DB1070
2626
5-13. PRINTED WIRING BOARD – MAIN Board – • See page 14 for Circuit Boards Location.
(Page 21)
CN805
CN809
CP801
JW184
JW352
JW351
JW237
JW195
JW312
JW345
JWH113
JW328
C809
JW335
JW303
IC602
C602
R602
C667
JW344
IC401
R653
R652
R603
R604
C652
C619
C718
C601
C651
JW320
JW319
JW329
JW334
JW183
JW317
IC702
C702
R702
JW305
JW326
IC601
JW322
JW321
R703
R704
C821
C704
JW325
C701
R824
JW316
JW314
R841
JW315
JW346
IC402
C452
R452
C567
JW348
IC501
R403
R402
R453
R404
C402
C420
C618
C451
C401
JW324
JW323
JW340
JW250
C664
JW337
JW261
JW194
R855
JW109
JW110
JW111
JW112
C126
JW127
JW167
JW276
JW277
JW288
JW169
JW178
IC805
JWH114
JW369
JW339
JW374
R407
Q811
R114
R864
R809
JW353
CP502
C810
R835 R808
R811
R810
Q806
JW294
JW295
JW378
JW373
JW307
Q503
Q502
JW296
L451
JWH115
JW144
JW308
R563
JW332
Q452 Q453
C464
R562
R567
R458
JW338
JW390
R413
R473
R573
R523
JW387
L551
C561 C562 C461
R463
JW381
Q553Q552
JW281
JW384
IC403
R608
R461
R460
JW333
R459
R409
R617
C454 C404
C455
C405
C456
C410
C406
C460
C408
C458
C409
C459
C417
JW400
JWH117
JW310
IC603
R410
R667
JWH116
JW299
R609
IC502
R659
JWH119
R611
R610
C604
C654
C605
C655
C606
C660
C656
C610
C658
C608
C659
C609
C617
JW298
JW341
R513
C502
R502
R651
C467
JW176
R510
D810
JWH118
C462
L401
Q402
Q403
R613
R417
C411
R512
R558
R423
C412
JW282
L601
Q602
Q603
R663
R661
C611
JW284
JW302
R623
C520
C612
JW286
JW268
R467
Q652
Q653
R660
C661
JW283
R673
C662
JW304
C819
C668
R662
JW139
C414
R612
JW297
JW206
C407
R607
R412
JW300
C514
JW371
JW309
L501
C511
JW331
JWH111
Q823
Q826
C512
Q825
IC804
JW173
JW238
JW253
JW249
JW289
C568
JW701
IC503
R507
JW141
R854
JW342
R856
JW270
JW271
JW272
D802
JW265
JW274
JW248
C816
JW275
JW252
R551
D803
JW258
JW273
JW267
CN808
JW179
R860
R817
R852
R853
JW180
R813
R859
D801
JW293
R560
R511
JW311
R509
R559
R561
C614
JW397
JW292
JW291
JW394
R517
D816
JW136
JW262
JW192
JW218
JW260
JW365
JW256
JWH120
JW255
JW246
JW191
C564
JW349
C504
R553
R552
R503
JW318
R504
C552
C519
C419
C501
C551
R658
C620
JW279
C607
C507
C657
R508
JW160
CN801
RY806
R833
(DB1070)
R826
JW211
Q810
JW801
R846
Q701
Q809
Q815
JW705
D815
C803
JW269
JW285
JW123
JW119
IC801
CN804
JW134
JW231
JW131
Q808
R336
JWH105
R134
R184
D814
R133
R183
C134
C175
D301
R132
R130
JW130
C174
C124
C123
C173
R182
R180
R181
C125
JW187
JW142
R113
JW120
JW263
JW135
JW129
R122
JW158
R337
C164
JW209
C115
C165
R123R173
R121
R120
R119
R171
R172
R170
C138
C163
C114
C113
C112
C518
R169
R167
R117
R118
C111
C110
C158
R166
R116
C159
JW235
R831
Q807
C818
JW240
JW239
JW241
R315
Q301
R812
R822
RY807
C703
C162
R830
R849
JW287
JWH107
JW215
JW245
JW212
JW210
JW208
JW207
JW205
JW204
C127
JW197
JW214
JW213
JW243
JW233
JW202
JW217
JW234
JWH106
JW259
JW186
R168
JW216
JW175
R135
C133
JW229
JW226
JW222
JW221
JW
138
CP802
JW185
Q451
JW232
JW230
JW228
JW227
JW247
JW220
JW219
JW201
JW190
JW199
R152
JW198
JW143
JW165
JW159
JW154
Q812
JW161
JWH108
JW125
JW124
C554
JWH101
JW126
JW121
JW189
JW114
R848
JW115
R847
D811D809
JW177
D813
JW155
JW122
Q501
RY805
JW145
C505
R401
JWH110
R820
JW137
C802
C801
C804
JW128
R825
C161
JW140
C132
JW200
JW203
JW224
JW223
R104
C815
C814
Q824
R818
C109
R126
C105
C555
C506
JW
H
109
C560
JW244
C457
JW251
R462
C556
C510
C558
JW336
C508
R101
C104
C509
C559
C517
JW372
JW280
C136
C137
R176
R125
R175
R115
R165
R157
R155
R156
R153
R154
R151
R105
C106
C107
JW225
R106
C103
C101
R102
C102
JW236
R103
C177
C160
C108
JW802
R451
R701
R501
R601
Q601
Q651
JW132
JW133
R129
R179
R128
R178
R127
R177
JW163
JW170
JW172
JW242
JW174
JW264
C130
JW150
JW149
JW171
CN101
IC802
JW166
R814
CN803
CN802
JW117
IC103
RY301
GP801
IC104
JW164
JW146
JW148
JW153
JW118
JWH102
JWH104
JWH103
IC101
C131
C129
R832
C128
JW188
JW152
JW162
CN807
RY803RY801
R816
CN806
JW327
JW157
C557
JW156
JW113
JW301
JW168
JW151
JW147
IC105
IC102
JW278
JW306
JWH112
JW375
JW376
JW391
JW389
JW388
JW386
JW385
JW383 JW382
JW380
JW379
JW377
JW356
JW358
JW193
JW350
JW370
JW367
JW313
Q813
JW366
R815
JW364
JW357
JW266
JW361
JW330
JW343
JW347
R408
JW355
IC701
JW393
CP803
JW290
JW707
JW116
JW399
JW398
JW395
CP501
C811
JW354
JW368
JW702
JW706
L651
Q551
Q401
C813
JW360
JW359
JW362
R850
JW363
R664
R614R414R464
R564
R514
C817
R851
JW182
JW181
JW196
JW257
C812
JW254
R131
CN500
CN552
CN550
CN450
CN400 CN600
CN503
CN650
(DB1070)
(DB1070)
1
7
14
8
1
7
14
8
R411
1
2
R L
FRONT
R L
FRONT
R L
PHONO IN
R L
CD/SACD IN
R L
OUT
R L
OUT
R L
2ND ROOM OUT
R L
IN
R L
IN
R L
SURROUND
MULTI CH IN 2
MULTI CH IN 1
MULTI CH IN
CENTER
SUB
WOOFER
R L
SURROUND
CENTER
SURROUND
BACK
SUB
WOOFER
(DB870)
(DB1070)
J305
J304
J307
J301
J303
(DB1070)
AEP, UK,
E, CH
AEP, UK,
E, CH
AEP, UK,
E, CH
AEP, UK,
E, CH
US,
CND
US,
CND
MD/DAT
MD/TAPE
(DB870)
(DB1070)
J302
TAPE
– –
+
+
– –
+
+
R L
SURROUND
CENTER
SURROUND
BACK
SPEAKERS
IMPEDANCE USE 4-16Ω
TM501
MAIN BOARD
E
E
E
E
E
E
E
E
1
21
2
20
(DB1070)
(DB1070)
(DB870)
D
DIGITAL
BOARD
CN1103
L
VIDEO AU
BOARD
CN201
G
DIGITAL
BOARD
CN1109
F
DIGITAL
BOARD
CN1102
RY805
4
1
5
8
15 28
14 1
–2 –1
28
1
15
14
1
45
8
E
E
E
–2 –1 –2 –1
1
3
1
3
(DB1070)
(DB1070)
(DB1070)
E
2
1
1
21
2
20
E
E
E
CN502
12
12
–1
–2
14
E
E
BCE BCE BCE BCE BC E BCE BCE BCE BCE BCE BCE BCE
8
5
20
11
1
10
1
4
8
5
20
11
1
10
1
4
8
5
20
11
1
10
1
4
8
5
20
11
1
10
1
4
(DB1070)
(DB1070)
(DB1070)
(DB870)
–2 –1
11
1
16
E
E
E
17
N
BIAS BOARD
CN501
M
BIAS BOARD
CN551
E
17
17 1717
14
15
2
1
14
15
2
1
14
15
2
1
O
BIAS BOARD
CN451
P
BIAS BOARD
CN401
Q
BIAS BOARD
CN601
S
H. P BOARD
CN749
(DB1070)
17
(DB1070)
(DB1070)
(DB1070)
(DB870)
I
SP BOARD
CN502
R
BIAS
BOARD
CN651
T
SP BOARD
CN403
V
DC2 BOARD
CN902
U
DC1 BOARD
CN910
W
BIAS BOARD
CN810
1
1
4
7
15
1-618-114-
11
(11)
–1
–2
A
B
C
D
E
F
G
H
I
J
1 2 3 4 5 6 7 8 9 10 11 12 13
(Page 21)
(Page 21)
(Page 30)
(Page 30) (Page 30) (Page 30)
(Page 30)
(Page 30)
(Page 30)
• Semiconductor
Location
Ref. No. Location
D301 C-10
D801 F-11
D802 E-3
D803 E-3
D809 D-11
D810 F-11
D811 D-11
D813 D-4
D814 E-9
D815 G-12
D816 F-9
IC101 C-4
IC102 D-7
IC103 C-10
IC104 C-6
IC105 D-9
IC401 G-5
IC402 F-5
IC403 I-7
IC501 G-4
IC502 F-4
IC503 I-4
IC601 G-7
IC602 F-7
IC603 I-11
IC701 G-8
IC702 F-8
IC801 E-13
IC802 E-12
IC804 G-3
IC805 H-3
Q301 C-10
Q401 D-3
Q402 J-8
Q403 J-9
Q451 C-2
Q452 J-6
Q453 J-7
Q501 C-2
Q502 J-3
Q503 J-4
Q551 D-3
Q552 J-4
Q553 J-5
Q601 B-2
Q602 J-10
Q603 J-11
Q651 D-2
Q652 J-12
Q653 J-12
Q701 C-2
Q806 H-12
Q807 C-11
Q808 F-11
Q809 D-11
Q810 H-2
Q811 H-3
Q812 H-3
Q813 C-2
Q815 D-5
Q823 E-8
Q824 F-12
Q825 F-9
Q826 F-11
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2
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Sony STR-DB870 Specifications

General

Brand	Sony
Model	STR-DB870
Category	Stereo Receiver
Language	English