Sony CDX-RA550 / CDX-RA650 Service Manual ▷ View online
21
21
CDX-RA550/RA650
CDX-RA550/RA650
3-5. PRINTED WIRING BOARDS — CD MECHANISM SECTION — • Refer to page 20 for Circuit Boards Location.
: Uses unleaded solder.
1
A
B
C
D
E
F
G
H
2
3
4
5
6
7
8
9
10
11
12
13
14
SW3
SW2
1-864-903-
FMA4
FMA6
FMA3
FMA5
TP67
TP68
TP70
TP69
TP47
TP48
TP45
TP46
IC6
R6
R43
R35
C16
C70
C14
C29
C30
C68
C133
R10
C132
R16
R14
R15
C17
C72
R20
R5
R26
R147
Q3
R8
R133
R132
Q21
SW1
C66
C67
C48
C10
R27
R17
R81
C46
R33
R44
R23
R22
R58
R9
R62
R61
IC3
R2
R60
C7
R87
R86
R85
R144
R82
R141
R79
R25
R78
R77
R97
R98
R34
FB3
R55
FB2
C56
R24
Q2
IC1
C13
C80
C69
FB4
C18
R12
C71
C55
C54
R7
C31
C24
C15
R30
TP4
TP3
TP5
TP64
FMB3
FMB4
TP11
TP10
TP1
TP6
TP7
TP8
TP9
TP75
TP76
TP77
TP78
TP79
TP80
TP81
TP82
TP83
TP85
TP90
TP89
TP88
TP91
TP92
TP95
TP97
TP99
TP2
FMB5
IC2
TP86
TP87
TP84
TP98
TP14
TP15
TP65
TP61
TP62
TP51
TP71
TP72
TP74
TP63
TP28
TP22
TP21
TP96
TP42
TP43
TP44
TP29
TP34
TP35
TP30
TP12
TP24
TP25
TP31
TP13
TP38
TP41
TP49
TP50
TP53
TP32
TP33
TP36
TP37
TP39
TP52
BP60
TP23
X2
X1
TP26
TP27
BP10
R37
R36
R31
R32
R65
C40
C50
C23
R64
C60
R39
R63
X2
R54
C47
R53
R38
C43
R42
R52
C36
R28
CN2
R96
R41
C20
R84
R40
R83
R80
R75
R74
R69
R70
R73
R72
R71
R67
R68
C22
R57
C26
R21
C39
C62
C58
R13
CN1
R11
C11
C12
C53
C52
C49
C45
C44
C42
C41
C33
C32
C25
C19
R1
R18
R19
R29
C51
X1
16
(Page 25)
Ref. No.
Location
• Semiconductor
Location
IC1
G-2
IC2
B-11
IC3
D-2
IC6
D-1
Q2
C-1
Q3
C-2
Q21
B-4
22
22
CDX-RA550/RA650
CDX-RA550/RA650
(Page 23)
3-6. SCHEMATIC DIAGRAM — CD MECHANISM SECTION (1/2) — • Refer to page 20 for Waveforms.
R14
R15
IC6
R132
R133
C10
TP21
TP22
TP28
TP29
TP30
TP42
TP45
TP46
C39
R41
R40
R39
R38
R27
R25
R26
R24
R23
R22
TP33
TP32
TP37
TP36
R58
TP39
TP38
TP47
TP48
TP41
TP35
TP34
R42
TP50
TP49
TP23
TP24
TP25
TP26
TP27
TP52
TP31
R7
R10
R17
R18
C14
TP51
R57
R55
TP53
IC2
C12
C13
C17
C56
C54
C24
C55
C51
C50
C53
C47
C49
C46
C22
C20
R28
FB2
FB3
C31
C30
R36
R30
C42
C41
C72
C60
C43
C58
R29 R19
C132
C80
C133
C26
C25
C32
C33
R33
R31
R32
R34
C36
TP43
TP44
C29
C23
C40
R37
Q2
Q3
C15
R43
C44
R44
C45
R53
R52
R54
C18
C48
C52
C19
R13
R12
C16
R16
R11
C11
FB4
CN1
X2
Q21
R35
R20
23
23
CDX-RA550/RA650
CDX-RA550/RA650
• Refer to page 20 for Waveforms.
• Refer to page 34 for IC Block Diagrams.
• Refer to page 34 for IC Block Diagrams.
3-7. SCHEMATIC DIAGRAM — CD MECHANISM SECTION (2/2) — • Refer to page 36 for IC Pin Descriptions of IC3.
IC B/D
R73
R72
R71
R83
TP67
TP68
TP69
TP72
TP63
TP64
TP65
R85
R77
R68
R67
R69
R60
R61
R62
R79
R80
R81
R82
R84
R70
R9
TP15
TP14
TP1
TP2
TP3
TP4
TP5
TP6
TP7
TP8
TP9
TP10
TP11
TP71
TP61
TP62
R63
R64
R65
R21
TP12
TP13
R141
R147
TP74
TP75
TP76
TP77
TP78
TP79
TP80
TP81
TP82
TP82
TP83
TP84
TP85
TP86
TP87
TP88
TP89
TP90
TP91
TP92
TP97
TP98
TP99
BP60
BP10
C69
C70
C68
C66
C62
C71
SW3
SW2
SW4
SW1
M901
M902
M903
C7
IC1
R96
R74
R87
TP70
R75
R97
R98
R8
R5
R6
R2
R1
C67
CN2
R78
X1
R86
R144
IC3
(Page 28)
(Page 22)
24
24
CDX-RA550/RA650
CDX-RA550/RA650
3-8. PRINTED WIRING BOARD — MAIN SECTION — • Refer to page 20 for Circuit Boards Location.
: Uses unleaded solder.
1
A
B
C
D
E
F
G
H
I
J
2
3
4
5
6
7
8
9
10
11
12
13
14
R507
R545
R546
IC50
C50
L50
R1
R2
R8
R9
Q1
C51
C52
C53
C54
C55
C56
C57
C58
C60
R15
L2
L3
R11
RA550
RA650
RA550
R14
R55
R54
R52
R53
Q50
R57
R58
R573
R537
R551
R562
R714
R560
C66
C509
C910
R43
C15
IC401
D20
IC602
R577
C44
C43
C41
R462
C422
R442
C26
R431
Q40
IC20
Q21
R41
R29
Q20
R21
R30
Q26
Q27
R38
R39
D352
C307
R
355
C330
C305
C301
C304
C424
C444
C325
C312
C302
C320
C313
C315
C454
C434
C329
C442
C432
C28
C452
Q3
R420
R42
C413
IC40
D101
C414
C681
IC681
Q41
L902
C33
IC501
R65
C36
R36
IC601
Q420
Q452
Q432
R423
R443
Q460
Q470
R421
R440
C443
C309
D901
C462
L901
R472
R471
R463
R611
R610
R473
R482
D604
C426
C472
D605
D606
IC22
C23
R27
R22
R31
R425
R360
R35
R37
D22
Q601
Q600
C601
C530
R606
R607
Q605
D602
D603
R603
R604
C32
R26
R709
C27
C22
R701
C34
D703
Q22
D704
D701
D702
C901
C902
Q23
IC21
R23
R25
D706
D707
R20
C21
R24
D609
D21
R32
D705
R711
R712
JC22
Q703
R706
R707
R708
Q702
R608
R703
R704
Q701
R702
R491
D491
Q491
Q492
D493
C8
C3
R6
R7
R12
R13
R3
R4
R5
R10
C6
C7
D2
L4
R601
R602
L403
R351
L405
L410
L402
L409
L407
L406
C415
R401
R402
C412
C417
C402
L408
R533
D102
C682
R600
R509
D502
R519
C510
R531
RA550
RA650
RA550
RA550
RA650
RA550
C507
C508
C519
D353
R370
R371
R672
R569
R529
R571
R563
R564
R636
R674
R552
R553
R536
R558
R561
R517
Q664
D501
R671
C514
C192
C502
R503
R502
R504
R505
C512
R565
R567
R501
C513
R521
R522
R673
R510
R511
R512
R452
D106
C504
R557
R570
R544
L501
R534
R532
C318
C319
R301
R302
R430
R539
R34
C704
C705
R191
C31
R33
R
357
R101
R102
C904
C903
R568
R480
R481
R483
C42
C483
C482
D103
R103
L401
L21
C191
C193
R372
R460
R470
R451
R358
R356
R28
C362
C361
C484
R359
R461
R450
R449
R447
R448
Q440
R40
R44
R45
C37
R46
D24
R47
D25
C35
R64
R49
R48
L20
C423
C445
C463
C473
C368
Q29
C20
R572
C516
C515
R66
C39
Q25
R574
R50
R578
R580
C317
R582
R583
L23
Q28
D26
Q24
C911
C912
S650
(OPEN/CLOSE)
Q351
1-868-573-
RA550
Ref. No.
Location
• Semiconductor Location
D2
F-3
D20
F-10
D21
G-9
D22
G-9
D24
E-11
D25
F-11
D26
F-10
D101
I-3
D102
I-3
D103
I-3
D106
I-2
D301
(C-6)
D302
(C-6)
D303
(D-6)
D304
(D-7)
D305
(C-6)
D306
(C-6)
D307
(C-6)
D308
(C-6)
D309
(C-7)
D310
(C-7)
D311
(C-7)
D312
(C-7)
D352
C-3
D353
F-8
D491
D-7
D493
D-7
D501
G-5
D502
G-7
D602
C-10
D603
D-9
D604
B-10
D605
B-10
D606
C-10
D607
(D-10)
D609
E-9
D701
D-8
D702
D-9
D703
D-9
D704
C-8
D705
D-8
D706
C-8
D707
C-8
D901
B-10
IC20
E-11
IC21
F-11
IC22
H-9
IC40
H-10
IC50
H-2
IC300
(B-6)
IC401
E-3
IC501
H-7
IC601
D-10
IC602
E-6
IC681
E-5
Q1
E-2
Q3
F-3
Q20
E-10
Q21
E-10
Q22
E-11
Q23
F-10
Q24
F-10
Q25
G-10
Q26
G-9
Q27
G-9
Q28
G-11
Q29
G-9
Q40
G-11
Q41
G-10
Q50
H-2
Q351
C-3
Q420
B-4
Q432
C-3
Q440
B-4
Q452
C-3
Q460
C-4
Q470
C-4
Q491
D-7
Q492
D-7
Q600
D-10
Q601
D-10
Q605
D-9
Q664
G-5
Q701
D-8
Q702
D-9
Q703
D-8
Ref. No.
Location
( ): SIDE B
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