Schematic Diagram - Sony DVP-S7700 Service Manual

POWER BLOCK (HS-930SH) (SWITCHING REGULATOR) SCHEMATIC DIAGRAM
– Ref. No.: HS-930SH board; 4,000 series –
1 2
HS-930SH BOARD
A
C112
D109
0.047µF
D1N60
630V
C114 +
1µF
400V
436
R152
337
C113
470pF
2KV
Q103
0.22
2SK2563
SWITCH
337
B
R120
R106
R104 100K
100K
470K 1/2W
1/2W
1/2W
2.8
C110
+ Q101
120µF
2SK2563
400V
SWITCH
R105
470K
Q102
C117
1/2W 2SC3377
R115 0.0033µF
SWITCH
15K
50V
D102
D106
18V
D1N60
C 1W
D
!
CN101 2P
F101
1
250V
! C102
!
2A
0.1µF
PS-421 BOARD C101 L101 L102
R101 250V
CN902 0.1µF 18mH 18mH
470K
(SEE PAGE 4-81) 250V 1/2W 0.5A 0.5A
2
E
! !
C104
C103
330pF 330pF
250V 250V
05
F
3 4 5
!
T101
D211
S2L20U
L150
45
D311
D3S4M
C116
R116
0.01µF
220
50V
2W
D611
2.8
D3S4M
R112
D104
3.3K
0 2.4V
C311
330µF
35V
R113 R110
680 3.3K
C115
0.033µF
50V
R114
2.2K
1000µF
D105
1SS270A
D511
S2L20U
D101
PC101B
S1NB60
TLP721F R301
68
PC101A
R303
!
TLP721F
1K
C301
4.5 +
1µF
!
!
50V
IC301
IC301
C107 C108
AN1431T
330pF 330pF 2.5
SHUNT REG
250V 250V
4-85
6 7
B+
L211
11.8 11.8
10µH
2.6A
R211 Q211
+ C211 C212 + 10K 2SJ488
330µF
47µF REG
6.0
35V
35V
R212
10K
IC611
B+
3.3V REG
L311
5.5
5.4
10µH
2.6A
IC611
R314 Q311
PQ3RD13
10K 2SA1679
B+ 4.8
3.3
4.2 5.2V REG
I O
G CT
R311
3.1
82
1/2W
C312 +
+ + + C611 C313
D312
330µF
560µF 47µF 0.2
D212
35V 35V
35V
D313
24V
1SS270A
1W
Q312
2SC1740S
C315
POWER
0.8 10µF
CONTROL
R317
10K
C511 + C512 +
47µF
25V 35V
–3.2
R512
10K
–11.8
–11.8
Q511
2SK2279
–12V REG
L511
B–
10µH
2.6A
R304
1.5K
R305
330
R306
1.5K
8 9
B+
B+
!
B+
P211
60V
750mA C214 C213
+ +
47µF 47µF
35V 35V
P312
60V
!
750mA
B+
!
CN201 15P
1 REG +5.2V
P311 R514 2 REG +5.2V
60V 10K
3 GND (D)
2.0A
MB-84 BOARD (9/14)
4
REG +3.3V
5.3 CN001
4.7
Q512 5 GND (D)
C612 + (SEE PAGE 4-35)
2SA933S
47µF 6 EVER +5.3V
–12 SWITCH
35V
7 GND (D)
5.4
8 P-CONT
R312
9
AU +12V
1K
10 GND (AU)
+
C411
2.7V 11 AU –12V
R513
47µF
+ C314 + MB-84 BOARD (9/14)
10K
35V 12 REG – 10V
100µF CN002
(SEE PAGE 4-35)
35V 13 GND (D)
50V
14
M +12V
15 GND (MTR)
R511
10K
B– B+
C513 +
47µF
35V
B–
!
CN202
B–
P511
60V 1 E+12V
ER-8 BOARD(2/3)
750mA
2 GND
CN601
(SEE PAGE 4-65)
3 E–12V
B–
NO MARK : E-E MODE
Note: The components identified by mark ! or dotted line
with mark ! are critical for safety.
Replace only with part number specified.
SWITCHING REGULATOR
POWER BLOCK (HS-930SH)
4-86 E
DVP-S7700
10