Sony DAV-C770 / HCD-C770 / HCD-C990 Service Manual ▷ View online
HCD-C770/C990
53
53
7-22. SCHEMATIC DIAGRAM – DVD Board (10/10) –
TP048
TP063
TP064
TP065
TP066
TP067
TP068
TP069
TP070
TP071
TP072
TP073
IC005
IC003
IC006
C012
C017
C016
C015
C013
C014
C018
C020
C019
IC004
R060
C007
R017
R019
R021
R023
R051
R059
IC001
IC002
C010
C001
C008
C011
R067
R066
Q001
Q003
Q004
Q002
R009
FB014
FB013
FB012
C004
FL005
FL006
FB011
C005
FB010
FL004
C006
FB008
FL003
FB009
FB007
C003
R079
R011
CN008
0.1
0.1
0.1
0.1
0.1
0.1
0.1
220
4V
0.1
0
10p
0
2.2k
0
0
0
0
µPC2933T-E2
0.1
100
6.3V
0.1
0.1
470
1k
DTC124EKA
-T146
DTC124EKA
-T146
2SB906(TE16L)
2SB906(TE16L)
1k
47
16V
220
4V
47
16V
100
6.3V
1k
1k
13P
RELAY
6.5V
M12V
D3.3V
DGND
MGND
E5.6V
AGND
RESET
DVDPW
STPOW
12V
A5V
A3.3V
D5V
DGND
DA05V
DA03V
+1.8V
POWER-AD
DGND
DGND
D5V
D3.3V
A3.3V
MGND
M12V
6.5V
DA05V
DGND
P.CONT3
12V
6.5V
DVD3.3V
E5.6V
MGND
DGND
DGND
AGND
P.CONT1
P.CONT2
RESET
A/D
(10/10)
G
I
O
+3.3V REGULATOR
O
I
G
+5V REGULATOR
G
O
I
+1.8V REGULATOR
G
+5V REGULATOR
I
O
G
+5V REGULATOR
I
O
G
I
O
+3.3V REGULATOR
Q003,004
B+ SWITCH
B+ SWITCH
Q001,002
µPC2905T-E1
µPC2918T-E1
µPC2933T-E2
µPC2905T-E1
µPC2905T-E1
(Page 52)
(Page 44)
(Page 52)
(Page 52)
(Page 52)
(Page 48)
(Page 51)
(Page 50)
(Page 51)
(Page 52)
(Page 48)
(Page 52)
(Page 70)
HCD-C770/C990
54
54
7-23. PRINTED WIRING BOARD – AMP Section (1/2) –
•
See page 37 for Circuit Boards Location.
IC310
IC308
IC305
IC300
IC303
3 1
5
4
2
3
1
AMP BOARD
(COMPONENT SIDE)
1-685-079-
11
(11)
1
2
3
4
5
6
7
8
9
10
A
B
C
D
E
F
G
H
I
J
K
L
(CHASSIS)
• Semiconductor
Location
Ref. No.
Location
D101
K-6
D102
K-6
D103
K-6
D104
J-6
D105
J-6
D106
J-6
D180
D-2
D181
D-2
D190
H-9
D191
H-9
D192
E-2
D331
E-10
D332
E-8
D333
E-7
D334
E-6
D335
E-4
D336
E-3
D341
H-9
D342
H-8
D343
H-6
D344
H-5
D345
H-4
D346
H-3
D361
G-9
D362
G-7
D363
G-6
D364
G-5
D365
G-3
D366
G-2
IC300
C-9
IC303
B-9
IC305
D-8
IC308
D-5
IC310
D-3
Q101
K-8
Q102
K-8
Q103
K-8
Q104
K-7
Q105
K-7
Q106
K-7
Q107
J-8
Q108
J-7
Q109
K-7
Q110
K-7
Q111
J-7
Q112
J-7
Q113
K-8
Q114
K-6
Q191
B-6
Q192
E-2
HCD-C770/C990
55
55
IC302
IC301
IC304
IC306
IC307
IC309
IC311
IC401
M
M301
(FAN)
(FAN)
2
1
3
1
2
20
19
1
2
20
19
1
2
20 19
1
2
20
19
1
2
20
19
1
2
20
19
Q492
C
DVD BOARD
CN001
D
DVD BOARD
CN004
J
POWER BOARD
CN904
SPEAKER
J401
–
+
9
10
–
+
11 12
–
+
5
6
–
+
7
8
–
+
1
2
–
+
3
4
(FRONT VIEW)
FRONT
R
CENTER
REAR
R
FRONT
L
WOOFER
REAR
L
1
5
E
PHONES
J900
AMP BOARD
(CONDUCTOR SIDE)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
A
B
C
D
E
F
G
H
I
J
K
L
1-685-079-
11
(11)
1-685-887-
11
(11)
1-685-887-
11
(11)
(COMPONENT SIDE)
HP BOARD
(CONDUCTOR SIDE)
HP BOARD
E
E
C111
C121
C131
C112
C132
C122
C113
C133
C123
C114
C134
C124
C135
C125
C115
C136
C126
C116
PIN301
R
AUDIO BOARD
CN204
7-24. PRINTED WIRING BOARDS – AMP Section (2/2) –
•
See page 37 for Circuit Boards Location.
(Page 42)
• Semiconductor
Location
Ref. No.
Location
D311
G-3
D312
H-5
D313
H-6
D314
H-8
D315
H-9
D316
I-10
D321
H-4
D322
H-6
D323
H-7
D324
H-8
D325
H-10
D326
H-11
D351
E-4
D352
E-5
D353
E-7
D354
E-8
D355
E-9
D356
E-10
IC301
F-4
IC302
B-6
IC304
G-5
IC306
G-7
IC307
G-8
IC309
G-9
IC311
G-11
IC401
K-10
Q190
B-7
Q900
K-15
Q901
L-16
(Page 42)
(Page 69)
(Page 58)
HCD-C770/C990
56
56
7-25. SCHEMATIC DIAGRAM – AMP Section (1/2) –
•
See page 71 for Waveforms.
•
See page 76 for IC Block Diagrams.
IC303
C368
R315
R316
R317
R318
R319
R322
R334
R336
R338
R339
R340
R341
R342
R344
R346
R347
IC302
C320
C310
C323
C324
C325
R
3
09
R
3
1
0
R
31
1
R
3
1
2
R
3
13
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
R472
R473
C472
R474
R471
C471
R491
C490
C491
R475
C473
C483
R485
R490
R481
R480
R482
C481
R483
C493
R484
C482
C484
C391
C390
FB315
R337
C387
FB307
C300
C309
CN302
CN300
FB304
FB314
C388
FB301
IC305
CN305
CN301
IC310
IC308
IC401
M301
FB805
R900
R903
L901
L900
Q900
Q901
C904
L903
L902
FB804
FB803
CN900
J900
CN309
C991
C992 R901
R902
C902
C903
R191
PIN301
D181
Q192
D180
R398
R399
Q190
Q191
R395
R397
R
3
9
6
BA033FP-E2
0.1
100
100
100
100
100
47
470
470
0
100
100
100
100
100
0
0
BA05FP-E2
100
10V
10V
0.01
0.01
0.01
100
10V
10V
1
.0
k
1
.0
k
1
.0
k
1
.0
k
1
.0
k
1.0k
0.01
0.01
100
10V
10V
0.01
100
0.1
0.1
100
0.1
100
100
10V
10V
100
0.01
0.01
47
6.3V
0.01
1.0k
0.01
22
0.01
0.01
0.01
100
10V
10V
0.01
0.1
100
100
10V
10V
100
0.1
100
0.1
100
0.1
0.1
100
0.1
100
100
0.1
0.1
100
100
10V
10V
0.01
0.01
220
10V
10V
0.01
0.01
470
16V
16V
22k
22k
22k
100p
33k
22k
120p
10k
100
16V
16V
0.1
24k
100p
100p
24k
10k
22k
22k
22k
120p
22k
47
35V
33k
100p
470
16V
16V
0.01
0.01
1.0k
0.01
2200
35V
0.1
2P
5P
0.01
CXD9634Q
17P
12P
CXD9634Q
CXD9634Q
NJM4580E(TE2)
4.7k
4.7k
DTC343TK
DTC343TK
0.1
5P
5P
0.01
0.01
68
68
0.01
0.01
15k
1P
DTC124EKA
47k
4.7k
2SB1013
DTC124EKA
180
180
18
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
I
O
+5V REGULATOR
O
G
I
+3.3V REGULATOR
(FAN)
HP-MUTE
GND
HP.L-CH
HP.R-CH
HP-SW
MUTING
MUTING
PHONES
POWER ON
MUTING
Q190,191
FAN MOTOR CONTROL
33µH
33µH
AUDIO BOARD
CN204
RB411D
MA111-TX
D192
UDZSTE-1713B
C192
0
R
(CHASSIS)
(Page 70)
(Page 52)
(Page 52)
(Page 57)
(Page 59)
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