Yamaha ACU16-C Service Manual page 46

Q P O N
Q Q
ACU16-C OVERALL CIRCUIT DIAGRAM 2/10 (MAIN)
3 7 6 3 1 5 1 5 0
1
MAIN
2
3
from C1: G9
from C1: G8
from C1: J11
to C1: J8
to C1: J9
from C1: F3
INVERTER
4
5
T E
L 1 3 9 4 2 2 9 6 5 1 3
6
7
8
from C3: C7
9
10
w w w
11
: not installed (未実装)
未実装
12
ACU16-C
C2
M L K J
to C2: D2
from C1: F4
from C1: I4
CPU
to C1: J9
from C1: G8
from C1: G9
from C1: J11
x a o
y
. i
http://www.xiaoyu163.com
I H G F
8
CPU
Q Q
3 7 6 3
to C3: K9
from C3: J11
to C1: J9
from C1: M2
from C1: P4
from C1: J9
to C1: L2
SYNC.
Binary Counter
LINE
DRIVER
u 1 6 3
.
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E D C B
2 4
9 9 8
from C2: K2
1 5 1 5 0 8 9 2 4
m
c o
ACU16-C
A
2
9 9
ACU16-C
9 8 2 9 9