Sony DVP-C660 Service Ma page 78

Q Q
MPW1311 (SWITCHING REGULATOR) SCHEMATIC DIAGRAM
3 7 6 3 1 5 1 5 0
– Ref. No.: MPW1311 board; 6,000 series –
1
MPW1311 BOARD
SW1
!
A
CN1 2P
F1
R1
250V/2.5A
4.7M 1/2W
AC IN
C1 L1
0.22u 18mH
250V C3
100p
250V
B
D7
Q1
1SS133
2SK2717
334
SWITCH R6
0.4 0.6
560
R19
Q20
10
2SA933S
SWITCH
C8
47p
2kV
D23
1SS133
C22
R5
470p
24k
T E
L 1 3 9 4 2 2 9 6 5 1 3
R24
BEA1
1k
0.4
C
0.1
D26
HZS4C2
Q2 R23
D24
SWITCH 1SS133 27k
D
w w w
05
.
2 3
D11
ERA15-06
D101
D13
T1
D71
21DQ10
ERA15-06
HZS27-2
R71
Q71 D103
56k
D12
2SB1488 HZ-18CP
L2
ERA15-06
D14
300 SWITCH
18mH
ERA15-06 +
C4
C5
100p
150u
300
R74
250V
400V 73
680k
R72 R75
47k 680k
D301
ERB83-006
R7
D72 HZS27-2
220 R73
47k
D302
8.1
ERB83-006
C10
0.01u
8.3
D25
1SS133
C301
D6 +
D4
680u
C21 R21 1SS133
1SS133
25V
100p 7.5k
R12 R11
R17
13k 5.6k
680
R25 R9
100k 100
D5
HZS9B2 R10
R13
6.2k
2.7k
C9
C11
4700p
100p
C401
R8
330u
33k
35V
C15
680p
250V
BEA101
D401
21DQ10
R301
150
PC1
PC123
R305
1k
R302
18k
3.8
IC302
IC302
TA76431S
SHUNT REG 2.5
PC2
PC123
x a o
y
i
4-77
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8
4
Q101 – 104
Q101
R111 R102 +11V REG
ZSB1642
B+ B+
1k 1k
11
12.5
12.5 D104
Q104 R101
11.8 1SS133
2SA933S 2.7k
R107
R103
11.8
R108
4.7k
12.5 56
C110
1.2k
+ C101
11.8
1000p
D110
330u 7.2 7.2
1SS133
35V
Q102
7.2
6.6
2SC1740S
R112
6.6 Q103
4.7k
2SC1740S
C111
D102 +
33u
HZS7A2
R113
35V
4.7k
P302
B+
60V/1.6A
B+
R412
B+
6.2k
P301
60V/2A
R203
R413 6.8k
6.2k
Q Q
3 7 6 3
Q302
2SC1740S
D402
HZS7A2
Q403
–6.6 2SA933S
–7.2
Q402
–6.6
2SA933S
–7.2
–7.2
D410
Q404
1SS133
2SC1740S –12.6 C410
–11.9
D404
1000p
1SS133
–12 R407 R403
4.7k 100
R408
–12.6
R411
–12.0
5.6k
1k R402
1k
B– B–
–11
–12.6
Q401
Q401 – 404
2SD2012
–11V REG
R303
2.2k
VR301
C304
1k
0.1u
+5V
R304
2.7k
D313
R321
1SS133
470
u 1 6 3
Note:
The components identi-
fied by mark 0 or dotted
.
line with mark 0 are criti-
cal for safety.
Replace only with part
number specified.
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2 4
9 9 8
5 6
B+
Q301, 304
+3.3V REG
R104 Q301
R313 Q304
2k 2SB1642
B+
68 2SA933S
3.4
5
VR101 5
1k R319
+11V 4.3 33k R311
4.3
910
C306
R106 R314
4.3
C305 R322
33u
2k 120
1000p 39
35V
+
R315
R316
IC303
2.9
1.2k R317
39
R105 TA76431AS
3k
4.7k
0.4
0.7
2.5
IC301
SHUNT REG
Q303 R318 R312
2SC1740S 1.2k 2.4k
5 4.9 B+
Q201
Q303
2SJ525
POWER CONTROL
0.8
D205
1SS133
Q201, 302
+5V REG
R306
R309
C307
150
0 1.5k
33u
1 5 1 5 0 8 9 2 4
35V
+ R310
0.7
470
R405
4.7k
R406
2.2k
R404
2k
VR401
1k
–11V
m
NO MARK : E-E MODE
c o
Note:
Les composants identifiés par
une marque 0 sont critiques
pour la sécurité.
Ne les remplacer que par une
pièce por tant le numéro
spécifié.
SWITCHING REGULATOR
4-78 E
DVP-C660/C670D/C675D
2
9 9
7
CN101
15P
1 P DET
2 P CONT
B+
3 SW +11V
4 SW +11V
B+
5 SW +5V
6 SW +5V
B+
7 EVER +5V
AI-18 BOARD (5/5)
8 SW +3.3V CN907
B+
(SEE PAGE 4-49)
9 SW +3.3V
10 D GND
11 D GND
12 M GND
13 M GND
14 SW –11V
15 SW –11V
B+
9 8 2 9 9
B–
MPW1311