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A
B
C
A-S2000
FUNCTION 1/3
1
2
Page 65
M5
3
to FRONT (10)_W1002
CB301
4
5
6
LINE 2
7
8
0
0
0
9
0
10
# All voltages are measured with a 10MΩ/V DC electronic voltmeter.
# Components having special characteristics are marked s and must be replaced
with parts having specifications equal to those originally installed.
# Schematic diagram is subject to change without notice.
60
D
E
F
24.6
25.7
6.4
CD L
5.8
5.8
5.8
5.8
0
0
24.6
25.6
0.3
0.3
6.3
5.8
0.3
0.1
0.3
0.3
12.0
-11.9
-11.9
-11.9
24.6
25.7
6.4
-11.8
5.8
5.8
-11.9
5.8
5.8
0
0
25.7
24.6
0.3
5.8
0.3
6.3
0.3
0.1
0.3
0.3
-11.9
-11.9
12.6
0
IC301
0
0
-11.8
0
12.6
0
0
IC302
0
0
-11.8
0
0
0
IC301
0
0
-12.5
0
0
IC302
0
-12.5
12.6
0
IC303
0
0
0
0
IC303
0
-12.6
0
-11.8
0
-11.8
0
-11.8
-11.8
0
G
H
CD BAL L
25.1
-11.9
24.6
24.6
0.9
1.1
-11.9
25.7
1.1
25.7
0.6
0.9
1.1
0.9
0.3
0.9
0.2
1.1
0.5
1.0
0
0
0
-0.9
5.8
-0.9
-0.6
0
0
-25.6
-0.6
0.3
-25.6
-0.9
-25.0
-0.6
-24.5
25.7
-24.5
-24.8
25.7
0.6
-25.6
0.6
0
0
0.5
0.5
-25.6
-25.6
25.1
24.6
-11.9
25.2
24.6
0.9
1.1
25.7
-11.9
1.1
25.7
0.5
0.9
1.1
0.9
0.3
0.3
1.1
0.5
0.9
0.5
1.3
0.5
0
0
0
0.3
-0.9
-0.9
-0.6
5.8
0
-25.6
0.1
-0.6
-25.6
0.3
-0.9
-25.1
-0.6
-24.5
-24.5
-25.5
I
J
K
W3006
Page 59
to BALANCE_CB202
W3005
Page 59
to BALANCE_CB201
W3003
IN L
Page 61
to FUNCTION (2)_CB403
W3001
Page 61
to FUNCTION (2)_CB402
W3002
Page 61
to FUNCTION (2)_CB401
W3004
Page 64
to FRONT (1)_CB519
CB305
Page 65
to FRONT (10)_W1003
FUNCTION (1)
L
M
N
I7
I5
J4
B6
B5
IC301: NJM2068MD-TE2
Dual operational amplifier
OUT
+V
1
1
8
CC
–IN
2
7
OUT
1
2
+ –
+ –
+IN
1
3
6
-IN
2
–V
CC
4
5
+IN
2
B5
IC302, 303: OP275GSR
Dual bipolar/JFET, audio operational amplifier
OUT A
1
8
V+
2
-IN A
7
OUT B
+IN A
3
6
-IN B
V-
4
5
+IN B
B5
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