Yamaha STAGEPAS 300 Service Manual page 52

A B
Q Q
STAGEPAS 300 CIRCUIT DIAGRAM 3/5 (INPUT)
3 7 6 3 1 5 1 5 0
INPUT
1
CH1
2
CH2
3
T E
L 1 3 9 4 2 2 9 6 5 1 3
CH3
4
5
CH4
w w w
6
STAGEPAS 300
C D
MIC
LINE
MIC LINE
1/2
NJM2068M
OP AMP
MIC
LINE
MIC LINE
2/2
NJM2068M
OP AMP
MIC
LINE
MIC LINE
1/2
NJM2068M
OP AMP
MIC
LINE
MIC LINE
2/2
NJM2068M
OP AMP
x a o
y
. i
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E F
8
2/2
OP AMP
NJM2068M
1/2
2/2
OP AMP
NJM2068M
1/2
Q Q
3 7 6 3
+15V
–15V
: not installed
u 1 6 3
Note: See parts list for details of circuit board component parts.
.
STAGEPAS 300 CIRCUIT DIAGRAM 3/5 (INPUT)
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G H
2 4
9 9 STAGEPAS 300 8
L
L
CH5/6
R
R
L
CH7/8
R
1 5 1 5 0 8 9 2 4
POWERED SP L (MONO)
POWERED SP R
ZA1E5A00305
5
m
c o
I
2
9 9
9 8 2 9 9