Overall Circuit Diagram - Yamaha MS 300 Service Manual

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A
B
Q Q
3 7 6 3 1 5 1 5 0
MS300 OVERALL CIRCUIT DIAGRAM 1/2 ( AMP )
AMP
to MIX 1/3
-CN103
T E
L
1 3 9 4 2 2 9 6 5 1 3
common
w w w
.
MS300
A
B
http://www.xiaoyu163.com
C
REGULATOR +15
REGULATOR -15
x
a o
N.C
u 1 6 3
y
i
C
http://www.xiaoyu163.com
D
E
8
N.C
Q
Q
3
7
6
3
1
N.C
to POWER TRANSFORMER
c o
.
D
E
F
G
2
4
9
9
8
5
1
5
0
8
9
2
4
9
Tweeter
Woffer
38CC1-8821567
: Mylar Capacitor
: Ceramic Capacitor
: Flame ProofC. Resister
: Mica Capacitor
: Metal Film Resistor
: Metal Oxide Film Resistor
m
Capacitor
Note : See parts list for details of circuit board component parts.
F
G
H
2
9
9
MS300
1
D10XB20 (V2954200)
2
DIODE STACK
NJM7815FA(XD853A00)
REGULATOR +15V
3
8
2
9
9
3
2
1
1: OUTPUT
2: COMMON
3: INPUT
NJM7915FA(XD854A00)
REGULATOR -15V
4
3
2
1
1: OUTPUT
2: INPUT
3: COMMON
5
MS300
6
H

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