Sony CDX-L400X Service Manual ▷ View online
21
21
CDX-L400X
D480
IC501
Q631
D479
Q556
IC20
IC51
Q431
Q441
D610
IC401
D21
D22
Q21
Q22
D716
D711
D717
D718
D715
Q332
D332
D23
D710
D341
D331
Q478
Q479
D551
D556
D701
Q664
D609
Q651
R631
D621
Q662
Q333
D613
D614
R609
R632
R672
R673
R671
R551
R556
R333
R332
R331
R661
R503
R502
R504
R505
R506
R524
R511
R510
R512
R514
R517
R516
R515
R508
R529
R530
R501
R52
R702
R701
R710
R711
R26
R25
R24
R28
R29
R22
R21
R60
R53
R54
R57
R56
R403
R41
R32
R31
R444
R454
R434
R464
R463
R453
R441
R461
R451
R431
R432
R442
R472
R480
R653
R479
R473
R654
R652
R651
R633
R634
R525 R528
R526
R527
C602
C617
C331
C506
C504
C505
C511
C501
C55
C54
C57
C53
C52
C61
C62
C58
C63
C661
C25
C27
C28
C29
C23
C22
C21
C59
C56
C404
C17
C42
C41
C33
C32
C31
C15
C11
C406
C402
C471
C463
C453
C480
C332
R27
C502
C503
R507
IC602
R334
R341
R342
R636
Q341
D671
R520
R521
R443
C433
C442
R660
R433
C64
C803
R519
R474
C529
Q551
Q557
R555
R557
D651
R471
R674
C805
D475
D473
C403
C477
C804
D474
D477
D478
D476
D471
D472
R522
R452
R462
Q451
Q461
JC301
C618
D612
C465
C455
R638
JC601
R509
JC801
C806
C407
C342
C343
JC302
C464
C454
C512
C513
C802
JC471
C434
C444
JC472
Q661
C621
JC473
JC602
C26
C24
R23
IC404
CNP601
L500
C601
Q331
C302
CNP301
TU10
C51
C401
C479
C510
X501
X502
X51
C14
C303
J10
C16
C474
C631
C622
S702
C412
C431
C441
C451
D601
C305
CN701
IC601
C461
C411
JW22
JW21
JW20
JW58
JW57
JW56
JW79
JW78
JW95
JW85
JW101
JW83
JW46
JW47
JW133
JW134
JW135
JW136
JW137
JW138
JW7
JW158
JW35
JW59
JW61
JW60
JW143
JW52
JW51
JW50
JW49
JW1
JW140
JW116
JW115
JW108
JW109
JW88
JW75
JW97
JW98
JW99
JW100
JW114
JW113
JW112
JW82
JW106
JW70
JW65
JW45
JW18
JW17
JW13
JW38
JW40
JW39
JW29
JW28
JW6
JW10
JW9
JW24
JW26
JW25
JW131
JW55
JW128
JW86
JW87
JW76
JW80
JW81
JW107
JW110
JW111
JW67
JW66
JW44
JW43
JW34
JW36
JW4
JW3
JW129
JW151
JW152
JW153
JW94
JW102
JW103
JW96
JW69
JW63
JW64
JW8
JW27
JW2
JW132
JW23
JW124
JW123
JW122
JW144
JW84
JW91
JW92
JW90
JW89
JW77
JW139
JW118
JW117
JW119
JW120
JW157
JW156
JW155
JW154
JW125
JW130
JW14
JW15
JW16
JW33
JW32
JW41
JW42
JW53
JW54
JW48
JW68
C473
JW105
R662
R663
R664
R665
JW11
C475
C405
JW126
F901
JW127
JW160
JW141
JW161
JW62
C612
C613
C614
C611
JW93
J401
JW73
JW74
C301
C341
JW5
JW142
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
3-8. PRINTED WIRING BOARD — MAIN SECTION — • Refer to page 14 for Circuit Boards Location and page 18 for Common Note on Printed Wiring Boards.
(Page 24)
(Page 19)
D717
J-2
D718
I-2
IC20
H-2
IC51
H-4
IC401
F-3
IC404
B-6
IC501
H-7
IC601
E-11
IC602
H-9
Q21
H-1
Q22
H-3
Q331
G-11
Q332
I-10
Q333
H-6
Q341
G-10
Q431
C-4
Q441
C-4
Q451
C-3
Q461
C-3
Q478
D-6
Q479
D-6
Q551
H-10
Q556
D-10
Q557
I-9
Q631
E-8
Q651
E-7
Q661
H-10
Q662
I-10
Q664
I-9
Ref. No.
Location
D21
I-3
D22
H-3
D23
H-3
D331
I-10
D332
H-6
D341
F-7
D471
C-7
D472
B-7
D473
C-7
D474
C-7
D475
C-7
D476
C-6
D477
D-5
D478
D-6
D479
D-6
D480
E-6
D551
D-10
D556
D-10
D601
C-9
D609
D-9
D610
E-6
D612
F-10
D613
F-10
D614
D-9
D621
H-10
D651
D-7
D671
J-5
D701
I-3
D710
J-2
D711
I-2
D715
J-4
D716
I-2
• Semiconductor Location
Ref. No.
Location
22
22
CDX-L400X
IC B/D
IC B/D
R530
C529
R529
R503
C11
C14
C15
C16
C63
R52
C342
D341
C341
C331
C332
R341
R342
C305
C302
X51
R53
C56
R56
R57
C57
R60
C62
Q21
C51
C64
CNP301
C303
Q331
R334
R331
R332
R333
D332
D331
C42
R41
C41
R31
R24
C31
C32
R32
R25
C22
R21
C21
C25
R27
C27
C26
D22
R29
C28
R28
D23
R528
R525
R527
R526
R512
R514
R515
R515
R516
R517
R517
C412
C411
C406
C405
IC401
C403 C404
R511
R501
C501
C511
C510
C502
C504
X501
X502
R504
R505
R506
R510
R507
C401
C402
R520
R508
R521
C53
C52
C61
C59
C58
C23
R22
D21
C33
J10
C17
R524
C506
Q22
Q664
Q333
Q332
R403
C503
C24
R23
R26
IC20
JC801
C802
IC51
R54
C54
C55
C803
C407
R434
R454
R444
R464
R454
R444
R464
JC301
JC302
C343
C301
Q341
R471
C513
C505
R522
C804
TU10
C29
C806
R502
R509
C512
R519
IC501
• Refer to page 14 for Waveforms and page 18 for Common Note on Schematic Diagram.
3-9. SCHEMATIC DIAGRAM — MAIN SECTION (1/2) — • Refer to page 26 for IC Block Diagrams.
Note:
• Voltage is dc with respect to ground under no-signal
(detuned) condition.
no mark : FM
(
no mark : FM
(
) : MW
<
> : CD PLAY
(Page 20)
(Page 23)
23
23
CDX-L400X
IC B/D
C431
R432
C451
C461
R462
C441
Q557
R636
Q631
R634
R633
C622
Q441
R442
Q461
R452
Q431
Q451
R433
C433
C453
R453
R463
C463
R443
C442
D479
R479
R480
D480
C480
C479
C473
IC601
D621
C611
R632
D556
R556
R551
D551
R660
C661
C612 C613 C614
D614
D613
R474
C477
D473
D474
D475
R654
R653
R652
D651
Q651
R661
R672
R673
D671
R701
R711
R710
D701
R651
C602
C601
D609
R609
C617
L500
D601
D716
D717
D718
D711
D710
D715
S702
R702
CN701
F901
Q479
Q478
Q551
Q556
Q662
C631
R557
R555
D610
C474
R431
R451
R461
R441
R473
C475
R472
JC472
C471
C434
C444
C454
C464
JC471
JC473
IC404
CNP601
C618
JC601
C455
J401
C465
D612
C621
JC602
IC602
R638
R631
R662
R663
R664
R663
R664
R665
R674
R671
C805
Q661
D478
D477
D476
D471
PTZ-TE25-22
PTZ-TE25-22
PTZ-TE25-22
PTZ-TE25-22
PTZ-TE25-22
PTZ-TE25-22
PTZ-TE25-22
PTZ-TE25-22
D472
3-10. SCHEMATIC DIAGRAM — MAIN SECTION (2/2) — • Refer to page 18 for Common Note on Schematic Diagram and page 26 for IC Block Diagrams.
Note:
• Voltage is dc with respect to ground under no-signal
(detuned) condition.
no mark : FM
no mark : FM
(Page
22)
(Page 25)
24
24
CDX-L400X
LSW900
LSW902
LSW903
LSW904
LSW905
LSW907
LSW908
LSW909
LSW910
LSW911
LSW912
LSW913
LSW914
LSW915
LSW916
LSW917
LSW918
LSW919
LSW920
LSW921
LCD901
LSW922
LSW906
LSW901
LED922
LED921
CN901
R910
R911
R912
R913
R914
R901
R902
R915
R916
R917
R918
R919
R920
R921
R909
R906
R905
R907
R908
R904
R903
IC901
R984
R985
R972
R977
R990
R991
R992
R993
R994
R995
R996
R997
R998
C991
C992
C993
C994
C995
D991
R974
D902
R952
R962
R967
R957
R954
R964
R965
R956
R966
R976
R963
R982
R981
R983
R961
R955
R975
R953
R973
R951
R971
R947
R948
R949
R941
R942
PL902
PL901
3-11. PRINTED WIRING BOARD — KEY SECTION — • Refer to page 14 for Circuit Boards Location and page 18 for Common Note on Printed Wiring Boards.
(Page 21)
(D902)
G-11
(D991)
G-10
(IC901)
G-8
LED921
A-2
LED922
A-13
• Semiconductor
Location
Ref. No.
Location
(
) : SIDE B
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