Yamaha ACU16-C Service Manual page 51

Q P O
Q Q
3 7 6 3 1 5 1 5 0
ACU16-C OVERALL CIRCUIT DIAGRAM 7/10 (DAC)
DAC2
from C6: O9
T E
L 1 3 9 4 2 2 9 6 5 1 3
w w w
.
ACU16-C
N M L K
from C6: O8
from C6: O8
from C6: O8
from C6: O8
from C6: O9
from C6: O8
from C6: O8
Invertor
Transformer
x a o
y
i
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J I H G
8
OP AMP
DAC
OP AMP
Q Q
3 7 6 3
OP AMP
DAC
OP AMP
REGULATOR +12V
REGULATOR
u 1 6 3
+5V
.
未実装
REGULATOR -12V
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F E D
2 4
9 9 8
OP AMP
OP AMP
1 5 1 5 0 8 9 2 4
OP AMP
OP AMP
m
c o
: Metal Film Resistor (チップ金被抵抗)
金被
( セ ) : Ceramic Capacitor (セラコン)
( マ ) : Mylar Capacitor (マイラーコン)
: not installed (未実装)
C B A
2
9 9
ACU16-C
1
2
3
4
5
9 8 2 9 9
6
7
8
9
10
11
ACU16-C
C7
12