Casio CE-300 (EX-247) Service Manual page 27

A B
1
2
3
4
5
6
7
8
A B
C D E
PAD condition
B.D.Bu
PAD1
Open
PAD2
Short
C D E
F G H
G
Short
Description:
MAIN PCB
Short
F G H
— 26 —
I J
Board No. Drawing No.
E247-1 (1/8) E240451
I J
K
1
2
3
4
5
6
7
8
K