Table of Contents
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CN1
1
CH-1 IN
2
GND
TO AU-2 P.C.B
3
CH-2 IN
(CN2)
4
CH-1 OUT
5
GND
6
CH-2 OUT
CN2
1
+12V
FROM SY-3 P.C.B.
2
GND
(CN502)
3
-12V
CCP-1100SF
A
B
LED-4, MT-2
R3
33
1/4W
A
0dB
1
IC1(1/2)
µPC4556C
LINE AMP
C3
2
8
0dB
3
1
R4
R5
50V
22
82k
RV1
1
-6dB
10k
2
C1
3
27p
R1
10k
S1(1/2)
C4
C2
R2
0.0047
47
10k
16V
B
0dB
11
IC1(2/2)
µPC4556C
LINE AMP
C13
12
0dB
5
1
R14
R15
50V
22
82k
7
RV11
10k
-6dB
6
4
C11
27p
13
C12
47
16V
S1(2/2)
R11
R12
C14
10k
10k
0.0047
R13
33
1/4W
8-3
C
D
LED-4, MT-2
D2
GL-112F9
A
1
2
3
4
5
6
7
8
9
10
11
13
14
15
16
17
1 17 16 15 14 13 12 10 9
8
7
6
5
-24dB
IC2
IR2E30
20
METER DRIVE
R6
19
21 4
11
3 22
18 2
5600
R7
15k
NORMAL
D1
C5
RD6.2EL1
C6
C7
47
1
1
CHECK
16V
50V
50V
D12
GL-112F9
B
1
2
3
4
5
6
7
8
9
10
11
13
14
15
16
1 17 16 15 14 13 12 10 9
8
7
6
5
-24dB
IC12
IR2E30
20
METER DRIVE
R16
19
21 4
11
3 22
18 2
5600
NORMAL
D11
R17
RD6.2EL1
15k
C16
C17
C15
CHECK
47
1
1
50V
50V
16V
CN3
+12V
1
GND
2
8-3
E
F
18
19
20
21
17
18
19
20
21
LED-4
CN4
R30
830
1
+12V
POWER
GND
2
D1
SEL1321G
LED-4
MT-2
G
1
2
3
4
5
H
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