Sony CDX-CA680N Service Manual ▷ View online
17
17
CDX-CA680N
1
A
B
C
D
E
F
G
H
I
2
3
4
5
6
7
8
9
10
11
12
13
14
SW4
TP8
C4
C26
TP1
TP2
TP3
TP4
TP5
TP87
TP86
M903
TP57
TP77
TP11
TP79
TP83
TP70
TP10
TP9
TP27
TP12
TP78
TP31
TP81
TP84
TP54
TP25
TP24
TP37
TP39
TP36
TP38
TP40
TP45
TP22
TP88
TP41
TP46
TP30
TP21
M902
M901
CN1
TP17
TP20
TP42
C44
TP19
TP28
TP90
C41
TP29
TP15
TP33
TP73
TP14
TP18
TP48
TP71
TP51
TP49
TP52
TP55
TP75
TP53
TP56
TP43
TP58
TP61
TP74
TP60
TP68
TP80
TP7
TP62
TP91
TP63
TP66
TP64
TP69
TP72
TP50
TP26
TP32
TP59
TP76
BP4
BP3
BP1
BP2
R8
R9
R5
R7
R12
R14
R15
R10
R17
R18
R19
R20
R22
TP92
FB5
C3
C5
C6
C8
C9 C10
C11
C13
C14
C16
C18
C19
C24
C25
C29
C34
C36
C38
C35
C22
C30
TP6
C23
C1
C27
R21
TP47
C15
C20
TP35
TP23
R6
C17
TP82
TP44
Q1
R26
TP34
TP89
R3
TP16
TP85
R31
CN1
IC1
IC2
C43
R30
R29
CN3
X1
C70
C71
SW3
SW1
SW2
(Page 19)
: Uses unleaded solder.
18
18
CDX-CA680N
IC B/D
IC B/D
TP77
TP78
R29
R30
C43
TP79
TP80
TP80
TP81
TP82
TP83
TP82
TP83
TP84
CN2
CN3
SW3
M902
M901
SW2
SW1
TP2
TP3
M903
TP87
TP86
TP9
TP8
R3
R26
C4
TP10
C13
R5
C11
C10
C8
TP7
TP92
R6
TP15
TP14
TP17
TP20
TP20
TP16
TP19
TP19
TP21
TP18
BP4
BP3
R7
C17
TP11
TP12
C9
C14
TP89
C19
C20
C23
R9
R8
TP22
TP23
TP24
TP25
TP88
C26
TP31
BP1
BP2
TP33
TP32
R14
R15
TP30
R12
R10
TP91
TP90
TP29
TP28
TP26
TP27
R21
R22
R31
C44
TP34
TP35
TP36
TP46
TP37
TP38
TP39
TP40
TP41
TP42
TP43
TP44
TP45
CN1
R18
R19
R20
R17
TP66
TP62
TP47
TP63
TP48
TP49
TP64
TP50
TP51
TP52
TP68
TP53
TP69
TP54
TP70
TP55
TP71
TP56
TP72
TP57
TP73
TP58
TP74
TP59
TP75
TP60
TP76
TP61
IC1
X1
C1
C5
C3
TP93
TP94
TP94
TP95
TP96
TP97
TP96
TP97
TP98
TP85
C15
C16
C70
C24
C35
C38
C36
FB5
C25
C34
C71
C29
C27
C41
C22
C30
C18
Q1
IC2
CN1
C6
TP1
TP4
TP4
TP5
SW4
2-7. SCHEMATIC DIAGRAM — CD MECHANISM SECTION — • Refer to page 15 for Waveforms and page 16 for Common Note on Schematic Diagram.
• Refer to page 25 for IC Block Diagrams.
Note:
• Voltage is dc with respect to
ground under no-signal conditions.
no mark : CD PLAY
no mark : CD PLAY
(Page 21)
19
19
CDX-CA680N
1
A
B
C
D
E
F
G
H
I
J
2
3
4
5
6
7
8
9
10
11
12
Q431
Q441
Q478
Q479
C582
Q651
R519
R508
R509
C506
C505
R513
R514
D501
C621
C504
C508
C507
R510
R511
R512
Q664
R517
R518
R523
R524
R525
R526
R527
R528
R530
JC701
JC532
JC401
JC21
JC409
JC407
R404
R403
C411
C413
R405
R406
R407
R409
R408
R401
R402
JC20
D1
C6
C409
JC1
R2
R3
C2
C1
Q22
R29
JC59
R60
C58
C59
C62
IC51
C54
R54
R56
C55
C56
R57
R62
R61
C64
R501
R533
C501
R503
D502
R582
D580
D583
D761
D762
R651
R653
R654
D651
R609
D609
R632
R634
R633
Q631
R636
JC584
D582
Q580
JC582
JC631
JC609
JC651
R521
R522
C580
R581
R580
JC581
D581
R583
R532
JC754
JC88
Q701
R531
R701
R702
R703
R704
D704
D715
D711
JC533
R441
R431
R461
R451
JC444
JC441
JC431
R333
R331
R332
R330
C330
C331
C751
JC753
R432
R442
C57
R502
R515
R516
C343
D752
JC53
JC580
R674
R671
R672
C602
JC530
R534
JC755
IC401
R756
C755
R752
C7
R479
R480
C480
D480
D479
JC479
IC580
JC406
C770
D755
D756
C769
R433
R443
R1
C764
C765
C766
C334
C335
C402
C403
C404
C405
C617
C618
C61
C452
C462
C432
C442
C756
Q1
IC501
R538
R453
Q451
R452
C333
C332
R462
Q461
R463
JC29
IC602
FMB3
FMB4
C8
C11
C9
D712
C420
C421
C509
R720
R504
R505
R673
L303
L302
L1
L502
R999
L305
L306
JC303
L304
L307
JC756
JW1
JW2
JW3
JW
4
JW
5
JW
7
JW
8
JW
10
JW
11
JW
12
JW
13
JW14
JW15
JW16
JW17
JW18
JW19
JW20
JW
21
JW22
JW
23
JW
24
JW
25
JW
26
JW
27
JW
29
JW30
JW31
JW32
JW33
JW34
JW35
JW36
JW37
JW38
JW39
JW
40
JW
41
JW
42
JW44
JW
45
JW
46
JW
47
JW48
JW
49
JW
50
JW
51
JW
52
JW
53
JW
54
JW
55
JW
56
JW
57
JW
58
JW
59
JW
60
JW61
JW62
JW63
JW64
JW65
JW
69
JW
70
JW
71
JW
73
JW
74
JW
75
JW
76
JW77
JW78
JW
79
JW
80
JW81
JW82
JW
83
JW
84
JW
85
JW
86
JW87
JW88
JW89
JW90
JW91
JW96
JW100
JW101
R631
L501
JW103
JW
104
JW
105
J561
CN580
CN601
F901
JW
6
J330
C431
C461
C451
JW
102
C3
C401
C4
JW
93
D719
D716
D717
D718
D720
D710
CN702
X501
C503
JW67
JW66
S702
CNP301
C301
C305
C302
R652
TH580
C601
L601
J1
TU1
C51
X51
C5
C412
C479
C761
C757
C303
X502
C758
C752
C441
C622
C623
R520
C581
D757
D759
D760
D601
C631
JW9
D758
D751
D753
JW
68
S501
C760
C759
IC750
JW
92
JW
28
JW106
JW107
JW108
C753
C754
C410
D754
JW109
JW110
C408
JW
99
JW
98
R539
CN330
JW95
JW97
L301
C407
C406
2-8. PRINTED WIRING BOARD — MAIN SECTION — • Refer to page 15 for Circuit Boards Location and page 16 for Common Note on Printed Wiring Boards.
: Uses unleaded solder.
(Page 22)
(Page 17)
D757
D-6
D758
D-6
D759
D-8
D760
D-8
D761
D-9
D762
D-9
IC51
G-3
IC401
E-4
IC501
H-6
IC580
F-9
IC602
J-8
IC750
B-6
Q1
F-3
Q22
E-2
Q431
C-3
Q441
C-4
Q451
C-4
Q461
C-3
Q478
E-5
Q479
E-5
Q580
E-10
Q631
F-8
Q651
D-8
Q664
H-8
Q701
H-4
Ref. No.
Location
D1
F-3
D479
E-5
D480
E-6
D501
I-7
D502
I-6
D580
E-10
D581
E-10
D582
E-9
D583
F-9
D601
D-9
D609
D-9
D651
D-8
D704
I-4
D710
I-2
D711
I-3
D712
I-2
D715
I-4
D716
I-3
D717
I-3
D718
I-3
D719
I-3
D720
I-2
D751
D-7
D752
B-7
D753
D-7
D754
D-7
D755
C-5
D756
D-5
• Semiconductor Location
Ref. No.
Location
20
20
CDX-CA680N
2-9. SCHEMATIC DIAGRAM — MAIN SECTION (1/2) — • Refer to page 15 for Waveforms and page 16 for Common Note on Schematic Diagram.
• Refer to page 25 for IC Block Diagrams.
Note:
• Voltage is dc with respect to ground under no-signal
(detuned) condition.
no mark : FM
(
no mark : FM
(
) : AM
<
> : CD PLAY
∗
: Impossible to measure
(Page 21)
IC B/D
IC B/D
IC B/D
C51
C412
C479
C631
C758
D752
D755
D756
D757
D759
D760
R60
R406
R407
R408
R409
R431
R433
R441
R443
R451
R453
R461
R463
R479
R480
R752
R61
R62
D761
D762
D762
R452
R442
R462
R54
R1
R634
R633
R654
R653
R651
D651
D751
D758
D753
D754
JC29
C3
C64
C59
C62
C61
C58
C56
C54
C421
C404
C405
JC406
JC407
C420
C413
JC441
JC431
C432
C452
C442
C462
JC755
C480
R631
JC754
JC753
C751
C765
C764
C617
C602
C618
C6
R652
D480
Q479
Q478
JC479
JC444
Q461
Q441
JC59
C5
D1
C4
C1
JC1
C57
Q451
R432
Q431
Q631
Q651
JC756
D609
D601
C756
R756
L1
X51
R57
R56
R636
R3
R2
J1
R29
Q22
R402
R401
C409
JC409
C408
C411
R403
C410
R404
C402
C403
D479
F901
J330
CN330
C330
C331
C331
R330
R331
R331
R333
R332
C7
R609
L601
R632
C759
C760
C761
C757
C754
C11
Q1
C755
CN601
JC651
JC631
JC609
C2
C55
C601
R405
IC51
TU1
JC20
IC401
C401
C8
C9
C406
C407
C431
C451
C441
C461
C334
IC750
C753
C332
C333
C333
C335
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