Sony HCD-S550 Service Manual

HCD-S550/S880
5252
7-25. SCHEMATIC DIAGRAM – AMP Section (1/2) – • See page 67 for Waveforms. • See page 72 for IC Block Diagrams.
IC303
C368
R315
R316
R317
R318
R319
R322
R334
R336
R338
R346
R347
IC302
C320
C310 C323 C324
C325
R308
C349
FB308
C348
C336
C352
R335
C378
C372
R333
C355
R321
C350
R330
C344
C327
C326
C306
R301
C311
R325
C358
C359
C409
C392
C393
C394
R343
C389
R348
C399
R349
C408
R350
C410
C351
R320
C337
R307
R305
C331
C328
R304
C312
C415 C416
C329
C330
C373
C474
R470
R472R473
C472
R474
R471 C471
R491
C490
C491 R475 C473
C483R485R490
R481
R480 R482
C481 R483
C493
R484
C482
C484
C391C390
FB315
R337
C387
FB307
C300
C309
CN302
CN300
FB304
FB314
C388
FB301
IC305
CN305
CN301
IC310
IC308
IC401
M301
CN309
Q192
R398 R399
Q190
Q191
R395R397
R
396
D181
D192
C192
R139
FL300
FB305
R339
R340
R341
R342
R344
D197
C492
R192
FB805
L901
R900
FB803
CN900
R901
C903
Q901
C902
Q900
R902
L900
J900
R903C904
R
3
0
9
R
31
0
R
31
1
R
31
2
R
3
1
3
R191
C991
FB804
C992
R193
BA033FP-E2
0.1
100
100
100
100
100
47
470
470
0
0
0
BA05FP-E2
100
10V
0.01 0.01 0.01
100
10V
1.0k
0.01
0.01
100
10V 0.01
100
0.1
0.1
100
0.1
100
100
10V
100
0.01
0.01
47
6.3V
0.01
1.0k
0.01
22
0.01
0.01
0.01
100
10V
0.01
0.1
100
100
10V
100
0.1
100
0.1
100
0.1
0.1
100
0.1
100
100
0.1
0.1
100
100
10V
0.01
0.01
220
10V
0.01
0.01
470
16V
22k
22k22k
100p
33k
22k 120p
10k
100
16V
0.1 24k 100p
100p24k10k
22k
22k 22k
120p 22k
47
35V
33k
100p
470
16V
0.010.01
1.0k
0.01
2200
35V
0.1
2P
5P
0.01
CXD9634Q
17P
12P
CXD9634Q
CXD9634Q
NJM4580E(TE2)
5P
DTC124EKA
47k 4.7k
2SB1013
DTC124EKA
180180
180
MA111-TX
UDZSTE-
1713B
0
0
10UH
470
470
470
470
470
MA111-TX
0.1
22k
4.7k
5P
68
0.01
DTC343TK
0.1
DTC343TK
68
4.7k0.01
1k
2.2k
1k
1
k
1k
2.2k
0.047
0.047
0
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
A15
A16
A17
A18
A19
PGMUTE
NSMUTE
SCDT
SHIFT
LAT2
SHIFT
INIT
NSMUTE
SCDT
PGMUTE
D2
BCKO
LRCKO
BCKO
LRCKO
SCK
SCK
D1
D2
D3
BCKO
LRCKO
SCK
INIT
PGMUTE
NSMUTE
SCDT
SHIFT
LAT1
LAT2
LAT3
EN
DIAG
INIT
PGMUTE
NSMUTE
SCDT
SHIFT
INIT
LAT1
LAT3
D3
LRCKO
BCKO
D1
SCK
PGND
PGND
INIT
PGMUTE
NSMUTE
DGND
SCDT
SHIFT
DGND
LAT1
LAT2
LAT3
EN
DIAG
HPSW
DGND
RELAY
HPMUTE
DGND
6.5V
6.5V
DGND
DGND
D1
D2
D3
BCKO
LRCKO
DGND
SCK
DGND
GND
HP-SW
HP-MUTE
32V
32V
12V
12V
PGND
(1/2)
HP.R-CH
HP.L-CH
STREAM PROCESSOR
STREAM PROCESSOR
STREAM PROCESSOR
HEADPHONE AMP
VCC
GND
G
IO
+5V REGULATOR
O
G
I
+3.3V REGULATOR
(FAN)
POWER ON
MUTING
Q190,191
FAN MOTOR CONTROL
(CHASSIS)
MUTING
MUTING
HP-MUTE
GND
HP.L-CH
HP.R-CH
HP-SW
PHONES
33µH
33µH
L903
L902
R991
0
R992
0
FB311 0
FB306
0
FB310
0
C194
0
(CHASSIS)
(Page 53)
(Page 48)
(Page 48)
(Page 66)

Sony HCD-S550 Specifications

General

Brand	Sony
Model	HCD-S550
Category	Receiver
Language	English