Sony SLV-SE610 Service Manual page 57

Q Q
SRV938EK (POWER SUPPLY) SCHEMATIC DIAGRAM
3 7 6 3 1 5 1 5 0
– Ref. No.: SRV938EK board; 2,000 series –
1 2
SRV938EK BOARD
A
D101-104
IN4005
0 0
D103 D101
C151
+
47
B
400V
0 0
D104 D102
0
C108
2200p
250V
0
C
C109
2200p
250V
T E
L 1 3 9 4 2 2 9 6 5 1 3
D
R163 3.9k
10000p
E
F
0
CN101
2P
0
2
0
R101
1M
AC IN Z101
1/2W
1
G
0
F101
T2AL
250V
w w w
05
.
3 4
0
T151
POWER TRANSFORMER
D151
P6KE300ARL
R151
Q151
1M
SWITCHING
REG L151
D152
R152
UF4007
1M
R155 D158
2.8 315
10k
MA4270
Q151
C153
2SK3047
3300p
0
R158
R156 D153
2.2M 1SS119 82
R159
R157
22
2.2M
C155
R162
22
33k
0
50V
IC151
C157
TDA16846
1000p 2.6
1 14
13.2
C158
1.6 2.9
820p 2 13
R160
33
C159 100p
1
3 12
R161
D154
33k
PR1003
5.6
4 11
C160
C156
2.2
1
2.4
5 10 50v
C161
1000p
5.9
6 9
5.9
7 8
R164
18k
IC151
POWER
0 PC151
CONTROL 5.6
ON3171
2.4
4.6
0
0
0
0 0
0
C104
L102
C102
1000p
33mH
C101 L103
L101
0.1
250V
0.1 33mH
10µH
275V
C103
275V
0
1000p
250V
C105
0
1000p
250V
x a o
y
i
4-33
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8
5 6 7
Q301, 302 307
D251
R251
SWITCH
PR1003
56
B+
36.4 0
C251
+
D301 47
Q301
UF3DL B+ 50V
2SD2394
Q307 –0.3
2SA1015
36.4
C301
R316 R301 R302 1k 1W
+
36.3
220
100k 10k
0
50V
Q302
DTC143EKA
B+
R312 R313
0
Q305
10 10 Q304
2SB733
36.4 0
2W 2W 2SC2785 0
R308
B+ 36.4
1k
D303
R306 R307 1k 1W MTZJ20
36.4
0
10k
Q306
D252 L201
UF3DL 10µH DTC143EKA
B+
13.6
R201
C201 +
C252 + Q201, 204
1k
220
680 SWITCH
0.8
25V
25V Q Q
3 7 6 3
Q204
2SC2785
0
B+
D253
L202
SB340L 10µH
B+
0
VR251 PS202 2A
R261
+6V
5k
R207
1k
R266
220
3.3k R263
C202
+
C261 18k
C253 R265
+ 470
D203
4.6 0.22
1200 10k
10V
MTZJ5.1
10V
D204
1SS119
IC251
R264
2.5
AN1431T 15k
C254
D254
R252
470
PR1003
0.22
25V
0
PS251
B–
750mA
IC251
SHUNT
REG
u 1 6 3
.
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SLV-SE610/SE710/SE810/SX710/SX717/SX810/X9
2 4
9 9
8 9
B+
D30
D2S4M
C209
R315
R314
0.01
1k
1k
2W
2W
Q303 2SD2394
36.4
B+
13.4
D302
Q303-306 B+
D2S4M
0.5 SWITCH
D304
D2S4M
C303
+
R311
22
10k
50V
13.5
Q201
0
B+
2SB733
12.8
B+
C203
R203 +
220
180
C206
Q203
R206
R219 16V
2W 47
SWITCH
1.5k
4.7k
0.7
35V
1 5 1 5 0 8 9 2
+
Q203
R220
2PD601A
4.7k
PS201 1.6A
5.9
B+ 5.2
R222 220
5.2
Q205
5.9
R209
2SD2394
R208
220
SW5V REG
220
C213
C208 C212
+ +
10.2 470 0.1 0.01
10V 50V
Q206
2SC2785
B–
C207
R210
+
D205 10
6.5 1k
R218
1SS119 50V
33
Q206 3W
L205
SWITCH
1µH
B– –11.7 –11.7
R213
Q207
47k
2SD1862
–11.1
R217
R216
10
4.7k
5.9 1W
5.9
Q210
DTA114EKA
0
5
Q211
DTC114EKA
Q207, 210, 211
SWITCH
m
c o
Note: The components identified by mark 0 or dotted line
4-34 E
2
8 9 9
10 11
B+ B+
CN201 19P
1 AN GND
2 OSD VCC
3 CAPSTAN VCC
4
CAPSTAN VCC
5 MTR 12V
6 MTR 12V
7 MTR GND
8 MTR GND
9 P CONT M24V
10 P CONT M18V
MA-400 BOARD (8/8)
CN600
11 P CONT M12V
(SEE PAGE 4-25)
12 13V
13 SW 12V
14 D6V
15 SW 5V
4 9 16 8 SW 5V 2 9 9
17 AN GND
18 AN GND
19 AN GND
B+
CN202 7P
1 –11V CONT
2 38V
3 –11V
MA-400 BOARD (8/8)
4 +F (2.9V)
CN601
(SEE PAGE 4-25)
5 D GND
6 –F (0V)
7 D GND
with mark 0 are critical for safety.
Replace only with part number specified.
POWER SUPPLY
SRV938EK