Sony CDX-MP70 Service Manual ▷ View online
29
29
CDX-MP70
• Refer to page 25 for Waveform.
4-8. SCHEMATIC DIAGRAM — CD MECHANISM SECTION (2/2) — • Refer to page 38 for IC Block Diagrams.
IC B/D
IC B/D
IC B/D
IC12
TP53
TP54
C57
R89
R88
R92
C51
R86
R87
R81
R82
R83
R84
R85
C63
C65
C66
R66
C59
R125
R111
R113
R115
R109
R130
SW2
SW3
C39
C112
TP39
C114
TP72
R127
R121
R124
R129
C101
R116
TP40
TP59
TP73
TP74
TP75
CN7
C61
D8
BP15
BP16
R91
R90
C54
TP58
TP57
R131
R102
R138
R144
R139
R140
R141
R142
R143
TP2
TP4
R128
C79
R132
IC5
CN6
CN4
R122
R123
TP17
TP18
TP28
TP30
TP32
TP34
TP36
TP38
TP43
TP44
TP45
TP46
TP47
TP48
TP51
TP52
TP84
TP85
TP86
R69
R70
IC13
SW1
SW4
R151
IC10
R36
C49
R119
C72
D2
D4
D7
IC11
D5
D6
R68
IC4
C89
R133
R134
R135
L6
L5
C56
TP35
TP37
TP13
TP76
TP77
TP78
TP79
TP80
TP81
TP82
TP83
R67
R137
R75
R120
R136
R117
C75
C42
C82
R105
R104
R103
R152
C93
L4
C55
IC15
IC14
M3
C53
X2
Note:
• Voltage is dc with respect to ground under no-signal
conditions.
no mark : CD PLAY
no mark : CD PLAY
∗
: Impossible to measure
(Page 33)
(Page 28)
30
30
CDX-MP70
4-9. PRINTED WIRING BOARDS — MAIN SECTION — • Refer to page 25 for Circuit Boards Location.
1
A
B
C
D
E
F
G
H
I
J
2
3
4
5
6
7
8
9
10
11
12
13
14
R548
R380
R816
C
359
R363
Q401
R103
IC411
D
804
R421
C704
R552
C125
C358
C365
C
388
R
110
C107
R137
R
206
C210
R405
R134
R818
R
212
C111
C103
R
302
R216
C230
R215
D
806
R124
R546
R521
R331
R385
C350
C345
C702
R
512
C232
R
358
R360
R111
C110
R372
R104
R102
R
128
R123
R706
C
419
IC702
C124
Q411
R
340
C307
R
811
R805
R551
C335
C302
C
387
C150
D
50
9
R44
R
364
R519
C343
R390
R335
C663
C654
R
708
R138
Q305
C301
R312
C3
15
R
809
Q111
C801
C
510
IC202
Q
109
C
349
C364
R106
R
107
C119
Q
202
Q402
R511
Q
404
R
821
R
127
Q
201
D
304
D
303
D
3
02
C227
C
332
C
357
R667
IC653
C664
R804
R
36
1
C213
R504
R
357
R525
C310
C353
C348
Q110
R520
C3
37
R
307
C666
R
131
R113
C306
C224
R305
C658
R542
C513
C
514
R43
R
528
C512
R543
C505
IC305
C228
R547
C226
R
517
R406
R
330
R
211
R306
D606
R204
R
109
R415
C123
C703
R
516
R
712
R
51
0
R
5
50
D203
D802
C
386
R
513
C3
33
C105
IC601
R
2
08
R540
IC101
R533
C212
C219
R509
C
309
D503
R
662
D506
R214
C
21
4
C657
C3
14
R
505
R
316
D
202
R
54
4
R716
C215
Q407
Q
406
R820
R803
R651
R389
R
423
IC501
C709
Q410
R304
IC
502
IC652
R717
R
719
R
382
C
385
R
301
R374
R659
R608
Q405
D604
R
339
D605
R602
R661
C373
C120
C106
C108
R112
R515
R425
R101
R116
R806
R561
R718
C713
C412
D104
D507
D
609
D
504
D
502
D6
12
C
208
D109
R420
R808
R419
Q117
D
404
Q118
R114
R356
C384
IC310
R414
Q301
IC102
Q302
Q303
Q108
Q304
R413
R326
R313
D508
CN604
C223
R
117
R
666
R422
R402
Q310
D
510
IC301
IC302
Q116
Q112
Q107
Q105
Q
102
IC201
IC402
R
810
Q101
R
81
7
L2
01
R
819
C710
Q312
R
7
07
C
344
Q
602
R
376
R
418
R373
R813
R545
R416
R
725
D652
D407
R
129
R
201
R130
R
141
C659
C
518
C417
C211
C502
C
129
C366
R133
C406
D406
D602
R502
C128
R
424
R
553
C383
R140
Q
530
R
377
D801
D
107
Q150
Q604
C5
30
R433
CN401
C
533
C5
32
C531
C229
D150
C520
TH
501
C
422
D151
R150
R311
C519
R807
L106
R
371
R
417
D408
(Page 36)
(Page 27)
(D101)
E-9
(D102)
F-9
D104
I-6
(D105)
D-10
(D106)
E-9
D107
E-10
D109
F-10
D150
E-9
D151
E-10
(D160)
F-6
D202
C-2
D203
C-2
(D204)
F-3
(D205)
G-3
(D301)
C-6
D302
C-6
D303
C-7
D304
C-7
(D305)
C-6
(D306)
C-6
(D307)
C-5
(D308)
C-5
(D311)
D-7
(D391)
D-2
(D401)
D-9
D404
C-8
(D405)
D-8
D406
D-8
D407
D-7
D408
G-7
(D501)
C-10
D502
H-8
D503
G-7
D504
H-8
D506
I-5
D507
I-5
D508
G-7
D509
G-7
D510
I-5
(D601)
C-10
D602
E-7
(D603)
E-8
D604
E-8
D605
E-7
D606
E-7
(D607)
E-7
D609
G-6
D612
F-6
(D651)
H-9
D652
G-9
(D654)
H-9
D801
I-3
D802
I-4
(D803)
I-4
D804
I-4
D806
I-4
(D807)
I-3
IC101
F-9
IC102
E-10
IC201
F-3
IC202
F-1
IC301
D-4
IC302
D-3
IC305
E-4
(IC309)
B-6
IC310
D-3
(IC401)
E-5
IC402
F-6
IC411
H-5
IC501
H-7
IC502
I-5
IC601
F-7
(IC651)
I-9
IC652
H-9
IC653
I-9
(IC654)
H-8
(IC701)
H-3
IC702
H-2
Q101
F-10
Q102
F-10
(Q103)
E-10
Q105
E-9
(Q106)
F-9
Q107
G-9
Q108
G-8
Q109
I-5
Q110
F-8
Q111
F-8
Q112
I-6
(Q113)
E-10
Q116
E-10
Q117
G-10
Q118
F-10
(Q119)
F-10
Q150
E-9
(Q160)
F-6
Q201
D-2
Q202
G-2
(Q203)
G-3
Q301
C-4
Q302
C-4
Q303
C-3
Q304
C-3
Q305
C-3
Q310
D-7
Q312
D-6
Q401
D-8
Q402
D-8
Q404
D-8
Q405
D-7
Q406
E-7
Q407
D-7
(Q408)
F-8
(Q409)
F-8
Q410
F-5
Q411
G-6
(Q501)
H-7
(Q502)
D-5
Q530
H-5
(Q601)
C-10
Q602
E-7
(Q603)
E-7
Q604
E-8
R561
G-7
Ref. No.
Location
• Semiconductor Location
Ref. No.
Location
( ): SIDE B
31
31
CDX-MP70
1
A
B
C
D
E
F
G
H
I
J
2
3
4
5
6
7
8
9
10
11
12
13
14
15
US,Canadian Model
AEP,UK Model
R308
R527
R105
FB302
C394
R125
R428
R4
10
R665
R341
R541
D106
R715
D102
Q203
C341
Q
501
R
309
C221
R317
C375
R327
R
329
C319
R
501
R342
R222
R603
C127
L104
C517
C202
R207
C
509
C206
R217
C656
R126
C
112
C225
C220
R
310
C
501
C516
R
526
D
654
R
6
60
R
46
R399
C712
C395
C222
R210
C234
C396
R118
R
115
R
403
R401
C
503
D
651
FB301
R121
R122
C115
Q
601
C507
R384
Q
409
C217
D204
D405
R325
R324
C662
C667
FB303
D307
D
306
D
305
C392
R
218
R536
R
656
D803
C511
R664
R203
R539
C506
R
314
R398
D205
C308
R
523
R219
C329
C318
C323
Q
603
R507
D601
R663
R506
BP701
C
508
R503
C665
R522
C707
C661
R220
C205
R701
R727
D501
R411
D607
D
301
R
391
C421
B
P601
R518
R714
R394
D105
R607
R392
R601
C338
R209
C411
C708
R
426
R119
C118
R
508
Q
408
R
396
C320
D807
R
815
R427
R409
R397
C660
R379
R202
C399
Q103
C313
C104
R713
R
395
R657
R
45
R
393
C420
R404
R514
L105
C381
R120
R814
R801
Q106
C130
D
308
R
605
C711
IC651
R
604
Q502
R108
R702
R213
R
500
C705
IC701
C218
C380
C
379
R
606
C378
C377
C706
R
709
C376
C201
C415
R537
R
802
L102
C602
D101
C363
D603
R338
D311
R722
R205
C393
IC
65
4
R315
C331
R432
IC401
R812
R585
C414
R383
D391
R
160
C160
D160
Q
160
L400
C397
C117
L103
C515
C403
CN304
C407
L403
C328
C
121
C316
C304
L1
00
C207
C209
C382
C374
CN201
C325
C360
TUX201
C701
CN303
L701
X701
X501
CN601
TH
601
CN302
CN305
C109
CN301
C361
TH
102
D
401
TH
101
Q
119
J651
C413
X503
C416
CN101
C231
C347
C305
CN602
C317
C324
C216
L402
C6
55
C371
L401
X201
L101
C101
L501
Q
113
C116
IC309
C11
3
C
410
C122
BZ501
C
603
C418
C303
C12
6
S601
S602
32
32
CDX-MP70
IC B/D
IC B/D
JW301
JW302
JW401
R308
R410
R363
D106
R309
R317
R327
R329
R342
R222
R310
R302
C407
R46
C328
R358
R360
C316
R340
C304
R44
R364
R335
Q305
C209
C374
D405
R324
D307
D306
D305
D304
D303
D302
R361
R203
R357
R307
R305
R43
IC305
R330
R306
R204
D301
D105
R316
R389
C361
TH102
D401
R304
R374
R409
R339
R379
R202
R425
R45
R404
R420
R419
R356
C231
IC310
Q301
C347
Q302
Q303
Q304
R413
R313
D308
C305
C317
C324
R422
IC301
IC302
Q116
C303
R418
D407
Q113
D311
R424
R372
R373
R391
R393
R395
R397
R331
D404
D107
D391
Q150
D151
D150
R133
C371
C360
R377
C201
C202
R201
C205
C206
C399
C392
C393
R205
R385
L201
C358
C359
C353
C349
C350
C345
C331
C306
C315
C335
C383
C333
C332
C384
C363
C343
C373
C388
C387
C357
C386
C348
C385
C344
C337
C323
C318
C313
C308
C302
C301
C319
C320
C329
C366
R150
C129
C150
C123
R403
R411
R401
R311
C375
R399
R398
R384
R383
R392
R394
R396
FB303 FB302
FB301
R414
R415
R421
D406
R406
C121
Q404
Q401(2/2)
R417
R416
Q402
R405
TH101
Q401(1/2)
C406
R423
C403
R402
R382
IC309
R137
C124
R301
R312
C380
C379
C378
C377
C376
C365
R376
C338
C341
C341
C307
C314
R390
R380
C207
D202
D203
C208
C232
IC102
C234
CN201
CN303
TUX201
Q203
Q202
IC202
Q201
Q406
Q405
Q407
Q310
Q312
CN304
CN305
CN301
CN302
C212
C210
R211
R212
R206
C213
R210
C218
C211
IC201
R208
C215
R214
C223
C222
R213
D205
R207
C217
X201
R218
C216
R209
C227
C230
C229
C226
R220
C224
R215
R215
R219
C220
C221
R216
C225
C219
R217
C228
D204
C364
C325
C395
C394
C396
C397
C122
L401
CN101
R314
R325
R326
R338
R341
R315
R371
C214
F901
• Refer to page 25 for Waveform.
4-10. SCHEMATIC DIAGRAM — MAIN SECTION (1/3) — • Refer to page 41 for IC Block Diagrams.
(Page 33)
(Page 34)
Note:
• Voltage is dc with respect to ground under no-signal
(detuned) condition.
no mark : FM
(
no mark : FM
(
) : AM/MW/LW
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