Sony CDX-F5550 Service Manual ▷ View online
21
21
CDX-F5550
CDX-F5550
• Refer to page 16 for Waveform.
3-9. SCHEMATIC DIAGRAM — MAIN SECTION (1/2) — • Refer to page 26 for IC Block Diagram.
IC B/D
IC B/D
IC B/D
D607
C306
Q3
R491
C491
JC420
C701
Q492
Q491
D491
C485
C317
L1
L300
C365
C367
R431
R471
R461
R451
R441
Q430
Q450
Q420
Q440
Q460
Q470
R421
R1
C2
C5
D2
R11
C61
R301
R13
R12
C1
R706
R708
R302
R472
R462
R442
R422
R452
R432
R3
R4
R5
L4
R10
R53
R52
R58
R57
X50
R542
R360
C421
C431
C441
C451
C461
C471
D301
D302
D303
D304
D305
D306
D307
D308
D309
D310
D311
D312
IC401
JC999
C704
C901
C705
C902
C318
C319
C301
JC302
C323
C324
C304
C305
C309
C307
C442
C422
JC490
C484
C483
C482
JC430
JC491
C414
C413
C432
C452
JC1
C7
C9
C3
C51
C50
C52
C53
C54
C60
JC7
C62
C58
C14
CN300
FU601
D701
D702
D704
D703
D903
R702
R703
R704
R700
R357 R355
C303
R443 C443 R423
C423
C486
R481
R483
R430
R450
R420
R440
R359
R473
R463 C462
C472
R14
IC50
C55
TU1
JC3
R9
R8
R707
C702
J1
R2
C308
Q1
Q50
Q702
Q701
J451
JC300
IC300
C8
R6
R7
R55
R54
L2
L3
R356
R358
R705
R710
R701
R709
C313
C314
C311
C312
C316
C315
C320
C310
R470
R460
C362
C364
C363
C480
R480
R482
C481
C361
C56
C57
C63
C64
JC301
(Page 22)
22
22
CDX-F5550
CDX-F5550
• Refer to page 16 for Waveforms.
3-10. SCHEMATIC DIAGRAM — MAIN SECTION (2/2) — • Refer to page 30 for IC Pin Description.
IC B/D
JC4
R500
D400
D102
JC600
D501
IC601
D604
C405
C401
FB406
D493
D101
C503
R516
R515
R514
R539
R540
Q590
Q589
R603
TH400
C600
D606
D605
R611
R610
R607
R606
R608
D511
R602
R604
R543
R524
R523
R510
R509
R501
R505
R506
R551
X501
R536
R553
R534
R533
R532
R531
R528
R401
R402
C329
C601
C412
C419
C418
C410
C402
JC350
C515
C516
JC509
JC508
C504
JC503
JC501
R520
R519
C507
JC502
R522
JC511
JC5
R597
R596
C511
C508
C509
R371
JC512
R548
R549
R517
R518
C501
C502
IC502
R544
JC505
JC506
JC507
R554
R535
L500
C505
C506
R537
R546
R547
R370
R525
R526
R541
R527
CN701
C519
C417
C415
JC601
R601
D603
D602
L303
L301
L302
D106
D107
R529
R530
D502
Q605
CN350
Q501
S103
IC602
S102
J370
CNJ400
Q600
Q601
R351
C403
FB403
X500
JC515
IC501
JC504
R512
FB408
FB407
FB407
FB405
FB404
FB402
FB401
C512
C510
(Page 23)
(Page 19)
(Page 21)
23
23
CDX-F5550
CDX-F5550
1
A
B
C
D
E
F
2
3
4
5
6
7
S801
LED801
CN801
LED802
R801
CN802
3-11. PRINTED WIRING BOARD — SUB SECTION — • Refer to page 16 for Circuit Boards Location.
: Uses unleaded solder.
3-12. SCHEMATIC DIAGRAM — SUB SECTION —
CN801
CN802
S801
R801
LED802
LED801
(Page 20)
(Page 24)
(Page 22)
(Page 25)
24
24
CDX-F5550
CDX-F5550
1
A
B
C
D
E
F
G
H
2
3
4
5
6
7
8
9
10
11
12
13
14
LED961
LED962
R905
R906
R909
IC971
S902
S903
S901
S919
LCD901
S918
S917
S916
S915
S914
1-865-823- 11
1-865-823- 11
S904
IC971
LED906
LED905
S905
S906
LED904
LED902,S902
LED903,S903
LED901,S901
LED922,S922
LED921,S921
LED920,S920
LED919,S919
LED918,S918
LED917,S917
LED916,S916
LED915,S915
LED914,S914
LED904,S904
LED906,S906
LED923,S923
LED907,S907
LED905,S905
ATT
SEL
LED910,S910
EQ3
DSPL
S907
S923
LED923
LED962
(LCD BACK LIGHT)
LED961
(LCD BACK LIGHT)
LED907
LED902
LED922
S922
S921
S920
LED920
LED919
LED918
LED921
LED903
LED901
LED917
LED916
LED915
LED914
S913
LED913
S910
LED910
LED911,S911
R908
LED912
LED911
S911
S912
LED912,S912
LED913,S913
35
36
1
70
FMB5
FMB6
IC901
C983
C982
C981
C984
R985
C986
R990
R977
R976
R975
R980
R979
R978
D901
R972
R901
D981
D983
R981
R982
R983
R971
R904
R902
R907
R911
R912
R913
R914
R915
R916
R917
R918
R919
R921
R922
R923
C971
Q961
R969
R920
D902
CN901
R996
R910
R903
R930
R931
R932
R963
R964
R928
R927
R957
R958
R973
C974
GP/DISC
DSO
3-13. PRINTED WIRING BOARD — KEY SECTION — • Refer to page 16 for Circuit Boards Location.
: Uses unleaded solder.
(Page 23)
Ref. No.
Location
D901
G-10
D902
G-10
D981
G-5
D983
H-5
IC901
G-8
IC971
D-2
LED901
D-4
LED902
D-3
LED903
D-4
• Semiconductor Location
LED904
C-2
LED905
A-1
LED906
B-2
LED907
C-3
LED910
C-12
LED911
B-12
LED912
B-13
LED913
C-13
LED914
D-12
LED915
D-11
LED916
D-10
Ref. No.
Location
Ref. No.
Location
LED917
D-9
LED918
D-9
LED919
D-8
LED920
D-7
LED921
D-6
LED922
D-5
LED923
B-3
LED961
C-11
LED962
C-3
Q961
G-4
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