Yamaha AS2000BL - Schematic Diagrams

W2001
CB203
CB201
CB202
JK202
JK201
IC201
IC201
A
1
2
3
4
5
6
7
8
9
10
BCDEFGH I JK
L MN
A-S2000
59
★ 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.
BALANCE
SCHEMATIC DIAGRAMS
12.6
-12.5
0
0
-11.9
-11.9
0
0
0
0
0
5.8
6.4
6.4
0.3
0.3
0
-24.5
0.6
1.0
0.4
1.0
24.6
25.2
25.7
1.0
-0.8
-0.2
-25.4
25.7
5.8
5.8
5.8
-24.5
-0.8
-25.1
-25.7
-25.0
-0.2
0.4 1.0
24.6
0.3
0
5.8
6.4
6.4
0.3
0.3
0
0
-24.5
0.5
0.4
1.0
24.7
25.2
25.7
1.0
-0.7
-0.2
-25.4
25.7
5.8
5.8
5.8
-24.5
-0.7
-25.1
-25.7
-25.0
-0.2
0.4 1.0
1.0
24.7
0.3
0
0
5.8
6.3
6.3
0.3
0.3
0
-24.5
0.5
1.0
0.4
1.0
24.6
25.2
25.7
1.0
-0.8
-0.3
-25.4
25.7
5.8
5.8
5.8
-24.5
-0.8
-25.1
-25.7
-25.0
0.4
1.0
24.6
0.3
0
0
5.8
6.3
0.3
-25.7
0
-24.5
0.6
0.4
1.0
24.7
25.2
25.7
1.0
-0.8
-0.3
-25.4
25.7
5.8
5.8
5.8
-24.5
-25.0
-0.8
-25.1
0.4
-0.2
1.0 1.0
24.7
0.3
CD BAL L
IC201: NJM2068MD-TE2
Dual operational amplifier
OUT1
OUT2
–IN1
+IN1
+IN2
-IN2
–VCC
+VCC
1
2
3
4
8
7
6
5
+
–
+
–
CD BAL L
CD BAL R
to FRONT (12)_CB59
Page 66
H2
to FUNCTION (3)_W3
Page 62
H8
to FUNCTION (1)_W3005
Page 60 K2
to FUNCTION (1)_W3006
Page 60 K2