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SR-718 (SWITCHING REGULATOR) SCHEMATIC DIAGRAM
Q Q
3 7 6 3 1 5 1 5 0
– Ref. No.: SR-718 board; 4,000 series –
1
2
SR-708/718 BOARD
A
!
IC101
SWITCH
IC101
MIP184
B
1
2
0.4
5.8
!
+
C109
180µF
400V
FB2
C
R104
10K
C115
R105
0.1µF
3.3K
D
T E
L
1 3 9 4 2 2 9 6 5 1 3
!
E
CN101
F101
1
250V
T2AL
Z101
C101
R101
AC IN
0.1µF
1M
250V
1/2W
2
F
G
05
w w w
.
3
4
!
!
R102
C110
47K
0.01µF
3W
400V
FB1
!
D105
EG01C
3
4
5
C116
47pF
312
1KV
R108
!
47K
1W
C111
47µF
+
35V
C112
0.1µF
R103
6.8
!
D108
PR1003
R106
120K
C113
0.01µF
D102
D101
C102
L101
0.1µF
L102
250V
D103
D104
D101~104
1N4005
C107
1000pF
C103
250V
1000pF
250V
C108
1000pF
C104
250V
1000pF
250V
x
a o
y
i
4-43
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8
5
6
7
!
!
R201
D201
T101
10
EG01C
B+
1/2W
!
L202
D202
10µH
RL4Z
B+
+
C202
1000µF
16V
!
!
!
D204
D203
RD30FB
RK46
B+
R207
C209
10
1000pF
1KV
!
!
D107
C204
PR1003
+
1000µF
10V
Q
Q
3
7
6
3
C114
0.1µF
!
D205
AU02Z
B–
!
PC101
R202
PC123
470
R107
6.8
u 1 6 3
.
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2
4
9
9
8
8
9
R209
+
10K
1W
+
C203
R210
220µF
3.3K
16V
L203
10µH
R203
18K
R206
3.3K
RV201
+6V
5K
C208
R205
0.1µF
10K
+
C205
220µF
16V
IC201
AN1431T
+
R211
10K
!
C207
1
5
1
5
0
8
9
2
4
4.7µF
IC201
R204
50V
15K
SHUNT REG
C206
+
470µF
16V
R208
0.47
no mark : E-E mode
m
c o
Note: The components identified by mark ! or dotted line
SWITCHING REGULATOR
4-44 E
SLV-ED8/ED9
2
9
9
10
11
C201
47µF
63V
B+
CN201 9P
B+
1
35V
2
13V
3
13V
4
GND
PS-414 BOARD
5
GND
CN600
(SEE PAGE 4-39)
6
AU GND
7
6V
B+
8
6V
9
–13V
B–
9
8
2
9
9
with mark ! are critical for safety.
Replace only with part number specified.
SR-718
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