Service Guide
SP-E120
Version : 1.0
Page 14 of 15
Chapter 6. Schematic Diagram
1
2
4
3
A
B
C
D
4
3
2
1
D
C
B
A
R3
10
K
R7
15
K
R1
2
15
0R
R5
4.
7K
R1
0
4.
7K
R8
10
K
R2
15
K
R9
12
K
R1
3
15
0R
R4
12
K
R6
8.
2K
R1
8.
2K
LE
D1
C1
2A
10
2J
C3
2A
10
2J
14
15
3
2
5
16
10
11
1
7
6
8
4
9
12
13
U1
(S
T)
TE
A2
02
5B
C13
100
uF/
16V
C5
0.
22
uF
/5
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C2
0.
22
uF
/5
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C12
100
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16V
C11
100
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16V
C7
10
0u
F/
16
V
C6
10
0u
F/
16
V
C9
10
00
uF
/1
0V
C8
10
00
uF
/1
0V
R1
1
1K
VC
C
C16
100
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/1
6V
C17
104
P/
100
V
VC
C
D1
IN
40
01
D3
IN
40
01
D2
IN
40
01
D4
IN
40
01
Ch
ec
ke
d
Ap
pr
ov
ed
Da
te
Re
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si
on
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ze
Pa
ge
De
vi
se
r
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tl
e
NO
.
SP
-E
12
0
R1
.1
20
08
.0
2.
02
1
2
3
IN
PU
T1
VR
1A
B5
0K
VR
1B
B5
0K
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OU
T1
SP
EA
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R
R-
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T1
SP
EA
KE
R
PH
ON
E1
C4
Sh
or
t
C1
0
Sh
or
t
AC
-I
N
9V
/0
.3
A
SW
1
PO
WE
R
C14
0.2
2uF
/5
0V
C15
0.2
2uF
/5
0V