2
CIRCUIT DIAGRAM - KEY & DISPLAY BOARD
SERVICE PARTSLIST
7
6
4
2
0
0
0
0
0
4
9
9
R
O
O
D
D
C
0
3
2
S
C
M
8
6
4
2
0
0
0
0
0
4
9
9
R
O
O
D
E
T
T
E
S
S
A
C
0
3
2
S
C
M
6
6
4
2
0
0
0
0
0
4
9
9
R
O
O
D
Y
R
E
T
T
A
B
0
3
2
S
C
M
6
4
7
7
1
0
0
0
5
6
9
9
R
O
O
D
Y
R
E
T
T
A
B
1
0
/
6
0
0
1
Z
A
4
6
3
2
0
0
0
0
0
4
9
9
M
M
0
2
4
C
E
S
2
A
N
N
E
T
N
A
D
O
R
4
5
4
1
0
0
0
0
0
4
9
9
N
3
B
1
1
A
D
M
S
I
N
A
H
C
E
M
D
C
3
6
3
2
0
0
0
0
0
4
9
9
D
8
1
8
-
V
1
2
-
S
C
H
C
E
M
S
S
A
C
2
6
3
2
0
0
0
0
0
4
9
9
W
2
M
H
O
8
"
3
R
E
K
A
E
P
S
0
9
7
7
1
0
0
0
5
6
9
9
K
0
5
B
E
M
U
L
O
V
Y
R
A
T
O
R
5
7
7
7
1
0
0
0
5
6
9
9
T
2
P
1
H
C
T
I
W
S
R
O
O
D
D
C
9
7
7
3
1
0
0
0
5
6
9
9
H
C
T
I
W
S
T
C
A
T
3
5
4
1
0
0
0
0
0
4
9
9
V
0
3
2
/
0
2
1
R
E
M
R
O
F
S
N
A
R
T
1
0
/
6
0
0
1
Z
A
5
6
3
2
0
0
0
0
0
4
9
9
V
0
3
2
/
0
2
1
R
E
M
R
O
F
S
N
A
R
T
0
3
2
S
C
M
1
5
1
8
9
0
7
0
2
2
4
2
T
E
S
D
R
O
C
E
D
V
