Yamaha ACU16-C Service Manual page 50

Q P O
Q Q
ACU16-C OVERALL CIRCUIT DIAGRAM 6/10 (DAC)
3 7 6 3 1 5 1 5 0
1
DAC2
2
3
4
5
T E
L 1 3 9 4 2 2 9 6 5 1 3
6
7
to C7: M4
to C7: M4
to C7: M2
8
to C7: M3
to C7: M3
to C7: M3
to C7: M3
to C7: M6
9
10
w w w
11
ACU16-C
C6
12
N M L K
BUFFER
BUFFER
x a o
Digital Digital
Trunsistor Trunsistor
. i
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J I H G
OP AMP
DAC
OP AMP
Q Q
3 7
OP AMP
DAC
OP AMP
u 1 6 3
y
: 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)
未実装
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F E D C
2 4
8 9 9
OP AMP
OP AMP
6 3 1 5 1 5 0 8 9
OP AMP
OP AMP
m
c o
.
B A
2
8 9 9
ACU16-C
2 4 9 8 2 9 9
ACU16-C