Sony SCD-XA777ES Service Manual ▷ View online
SCD-XA777ES
9
9
C403
C414
C413
IC452
R402
R401
R405
R457
C468
IC453
R458
C470
R459
C475
C474
C479
C473
IC455
IC454
C466
D459
D460
D461
D462
D463
D464
D465
D466
C465
C464
C472
C471
THP452
THP453
CN452
R460
C477
D411
R415
C417
D405
D406
D407
D408
C415
R410
R412
R414
R413
Q404
Q403
R408
C408
R407
Q406
R403
R404
C406
R406
IC401(1/2)
IC401(2/2)
R411
R409
Q402
Q401
C404
D404
D403
D401
D402
C402
C401
CN401
C410
CN454
CN455
C409
Q405
L403
L402
L401
L405
L404
C418
EPT403
L406
L407
L459
L460
L457
L458
C416
IC402(2/2)
IC402(1/2)
C407
C405
D409
D410
CN402
CN404
CN403
IC403
6800
35V
0.0047
100V
0.0047
100V
BA05T
470
47
1k
10k
2200
16V
BA05T
10k
2200
16V
10k
2200
16V
2200
16V
6800
25V
6800
25V
BA033T
BA033T
6800
16V
EC10QS04-TE12L5
EC10QS04-TE12L5
EC10QS04-TE12L5
EC10QS04-TE12L5
EC10QS04-TE12L5
EC10QS04-TE12L5
EC10QS04-TE12L5
EC10QS04-TE12L5
0.1
0.1
0.1
0.1
4P
10k
2200
16V
EC10QS04-TE12L5
22k
1000
50V
EC10QS04-TE12L5
EC10QS04-TE12L5
EC10QS04-TE12L5
EC10QS04-TE12L5
6800
35V
100
1k
1k
1.5k
2SA985
2SA985
1k
12000p
1k
2SK208-GR
470
47
12000p
1k
OPA2132UA/2K5
OPA2132UA/2K5
1.5k
100
2SC2275
2SC2275
6800
35V
F10P20FR
F10P20FR
F10P20F
F10P20F
0.0047
100V
0.0047
100V
5P
1000
50V
9P
2P
1000
50V
2SK208-GR
470p
10
50V
OPA2132UA/2K5
OPA2132UA/2K5
47
63V
47
63V
UDZ-TE-17-5.1B
UDZ-TE-17-5.1B
12P
3P
8P
M5F7805L
D+5V
A+5V
DGND
(CHASSIS)
O
G
I
+5V REGULATOR
S
+5V REGULATOR
O
G
I
O
G
I
O
G
I
O
G
I
S
+5V REGULATOR
+3.3V REGULATOR
+3.3V REGULATOR
+12V REGULATOR
-12V REGULATOR
1
4
2
3
8
7
6
5
7
8
5
6
1
4
2
3
Q403,404,406
+12V REGULATOR
Q401,402,405
-12V REGULATOR
+12V
+12V
+12V
+12V
GND
GND
GND
GND
-12V
-12V
-12V
-12V
+12V
GND
-12V
GND
+5V
GND
+5V
GND
+5V
GND
+5V
D_GND
D+5V
D+3.3V
D+3.3V
A+3.3V
A_GND
(US,Canadian)
(US,Canadian)
2-9.
SCHEMATIC DIAGRAM – A-POWER Board –
(Page 11)
(Page 6)
(Page 7)
(Page 7)
(Page 13)
(Page 13)
SCD-XA777ES
10
10
C461
THP450
CN453
IC451
CN451
L453
L454
C453
C454
L455
L456
C459
C460
L451
L452
C451
C452
C467
L462
L461
CN456
CN457
C463
C457
FR451
C455
C469
LP451
LP452
LP453
D454
D453
D452
D451
D455
D456
D457
D458
R463
D423
C458
R453
R454
R455
R452
C456
D421
Q451
D422
R461
R451 R462
R456
D-POWER BOARD
(CONDUCTOR SIDE)
1-682-047-
12
(12)
C
E
B
7
1
1
6
1
2
1
2
3
1
X
POWER
TRANSFORMER
(FOR DIGITAL)
T902
F
MAIN BOARD
CN701
U
A-POWER BOARD
CN455
T
PANEL BOARD
CN1001
D-POWER BOARD
(COMPONENT SIDE)
1-682-047-
12
(12)
B
C
D
A
1
2
3
4
5
6
7
8
9
10
2-10. PRINTED WIRING BOARD – D-POWER Board –
• Semiconductor
Location
Ref. No.
Location
D421
B-7
D422
A-7
D423
B-7
D451
B-7
D452
B-7
D453
B-7
D454
B-7
D455
C-8
D456
C-8
D457
C-7
D458
C-7
IC451
B-9
Q451
A-7
(Page 12)
(Page 8)
SCD-XA777ES
11
11
R455
R454
D422
C458
R453
L461
L462
C467
R456
C463
R452
C457
R461
C456
R462
R451
FR451
C455
D451
D452
D453
D454
C454
C452
L452
0
0
µ
H
L451
0
0
µ
H
C451
C453
C469
C461
D458
D457
D456
D455
C459
C460
THP450
CN451
CN457
CN456
CN453
IC451
C462
R463
D421
D423
L453
L454
L456
L455
Q451
100
100
DTZ-TT11
-3.9B
0.1
18k
0.1
10k
10000
16V
220k
47
100V
3.3k
0.1
63V
63V
22k
22k
68
47
100V
EC10DS2
EC10DS2
EC10DS2
EC10DS2
0.022
100V
0.022
100V
0.022
100V
0.022
100V
4700
35V
4700
35V
EC10DS2
EC10DS2
EC10DS2
EC10DS2
0.1
0.1
6P
2P
2P
6P
BA12T
0.1
33
UDZSTE-1720B
UDZSTE-1720B
2SA1213O
F1
F2
D+5V
MOT+12V
MOT-GND
D+5V
(CHASSIS)
D_GND
D_GND
F_GND
FL-31V
G
O
I
+12V REGULATOR
REGULATOR
-31V
2-11. SCHEMATIC DIAGRAM – D-POWER Board –
(Page 9)
(Page 13)
The components identified by mark
0
or dotted
line with mark
0
are critical for safety.
Replace only with part number specified.
Les composants identifiés par une marque
0
sont
critiques pour la sécurité.
Ne les remplacer que
par une pièce portant le numéro spécifié.
SCD-XA777ES
12
12
ETP401
T491
CN492
T492
CN491
CN493
C493
C492
C491
C494
C495
LP491
C496
J491
~ AC IN
S481
CN481
C481
AC BOARD
(CONDUCTOR SIDE)
V
A-POWER
BOARD
CN452
2
1
1
2
3
4
5
5
4
3
3
1
2
W
A-POWER
BOARD
CN401
X
D-POWER
BOARD
CN451
1
1
2
2
3
3
4
5
5
6
T901
POWER TRANSFORMER
(FOR AUDIO)
T902
POWER TRANSFORMER
(FOR DIGITAL)
(CHASSIS)
1
3
1
2
2
1
1
2
AC BOARD
(COMPONENT SIDE)
AC SW BOARD
1-682-056-
11
(11)
POWER
1
2
1-682-048-
12
(12)
1-682-048-
12
(12)
2
2-12. PRINTED WIRING BOARDS – AC/AC SW Boards –
(Page 8)
(Page 8)
(Page 10)