Version: 1.0 Page 16/16
s
G
uide
ervice
SW-HF2.1-1250
Chapter 10.
Schematic Diagram
R25
27K
-V
R23
R26
27K
R32
150K
R31
150K
R1
47K
R2
47K
R4
270
R7
22K
R10
2.
2
R5
270
R16
10K
R6
390
R12
2.2
R11
2.2
R8
22K
R15
10K
R17
10K
R9
22K
C15
152
C14
152
C4
MC/104
C8
473J
C9
104J
C6
MC/104
C5
MC/104
E4
4.
7UF/50V
E7
10UF/25V
E5
4.
7UF/50V
E3
4.
7UF/50V
E6
100UF/25V
E1
0
3300UF/25V
E1
1
3300UF/25V
1
2
3
CN1
1
2
3
4
5
IC1
UTC2030
1
2
3
4
5
IC2
UTC2030
1
2
3
4
5
IC3
TDA2030A
1
2
3
4
8
IC4A
UTC4558
5
6
7
IC4B
UTC4558
D1
1N5399
D2
1N5399
D3
1N5392
D4
1N5399
+V
+V
+V
-V
-V
R3
47K
PH
O
N
1
VOLA
B50K
VOLB
B50K
TRE
A
B50K
TRE
B
B50K
RCA1A
RCA1B
C16
153
C17
153
1
2
3
CN3B
R30
22K
R29
22K
R28
2.
2K
R27
2.
2K
1
2
CN2
R18
560
R19
560
R20
560
Z1
5.6V
Z2
5.
6V
E8
220UF/16V
E9
220UF/16V
LED1
LED2
+V
-V
-5V
-5V
+5V
+5V
R14
10K
R24
12K
12K
C12
101
C13
101
1
2
3
CN3A
1
2
3
CN4A
1
2
3
4
5
CN5B
1
2
3
4
5
CN5A
R13
47K
R33
330
R34
330
R35
330
R21
4.
7K
R22
100
LED3
Q1
9014
Z3
5.
6V
LED
LED
SW
SW
BASSA
B50K
BASSB
B50K
1
2
3
CN4B
C10
104
C11
104
C18
MC/333
C19
MC/333
AC I
N
！
！
SW
1
POW
E
R
！
C2
1
103M
/400V
1
2
3
CN1
-A
TRANSF
O
RM
ER 12.
5
V*2/ 1.
5A
T1.25A/250V 130 C
！
C2
CC/27
C7
CC/27
C1
CC/27
C3
CC/101
