Yamaha spx2000 Service Manual page 85

Q P O
Q Q
3 7 6 3 1 5 1 5 0
OVERALL CIRCUIT DIAGRAM 008 (MAIN 8/9)
1
2
3
4
5
T E
L 1 3 9 4 2 2 9 6 5 1 3
6
NJM78L05UA(XJ598A00)
REGULATOR +5V
7
1
2
3
8
9
10
w w w
11
12
28CC1-8828883-8 2
12
N M L K
DAC
REGULATOR
+5V
1: OUTPUT
2: COMMON
3: INPUT
x a o
. i
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J I H G
OP AMP OP AMP
OUTPUT
OP AMP
OP AMP
Q Q
3 7
u 1 6 3
y
XX : not installed（未実装部品）
( F ) : Metal Film Resistor（金属皮膜抵抗）
（マ） : Mylar Capacitor（マイラコンデンサ）
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F E D C
2 4
8 9 9
OP AMP
MUTE
OP AMP
MUTE
6 3 1 5 1 5 0 8 9
m
c o
.
OVERALL CIRCUIT DIAGRAM 008 (MAIN 8/9)
B A
2
8 SPX2000 9 9
L
OUTPUT
to JKOUT-CN501
R
2 4 9 8 2 9 9