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9-7. Key Data Input
Check Initial Operation
When one of the keys is
is it displayed on LCD?
When one of the keys is
KBIO signal is OK?
M
C I
_
N I
_
P
K
E
Y
_
R
O
W
(
) 0
K
E
Y
_
R
O
W
(
) 1
K
E
Y
_
R
O
W
(
) 2
K
E
Y
_
R
O
W
(
) 3
K
E
Y
_
R
O
W
(
) 4
1
3
4
5
6
D
5
0
3
D
5
0
0
Yes
pushed,
Yes
pushed,
Yes
END
3
2 .
V
_
K
E
Y
_
L
G I
H
T
H
D
C
5
0
0
2
1
2
1
4
3 3
4
6
5
6
5
8 8
7 7
1
0
9
9
1
0
1
2
1
1
1
2
1
1
1
4
1
3
1
3
1
4
1
6
1
5
1
5
1
6
1
8
1
7
1
8
1
7
2
0
1
9
2
0
1
9
C
5
0
0
K
E
Y
C
O
N
N
E
C
T
O
R
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
No
Check the Dome sheet & Key Pad
No
Replace the Key PBA
M
C I
_
N I
_
N
K
E
Y
_
R
O
W
P
O
N
K
E
Y
K
E
Y
_
C
O
( L
K
E
Y
_
C
O
( L
) 0
K
E
Y
_
C
O
( L
) 1
K
E
Y
_
R
O
W
K
E
Y
_
C
O
( L
) 2
K
E
Y
_
C
O
( L
) 3
K
E
Y
_
C
O
( L
) 4
D
5
0
4
9-13
Flow Chart of Troubleshooting
R
5
0
5
(
) 0
) 3
R
5
0
6
(
) 2
D
5
0
1
D
5
0
2
V
O
L
U
M
E
K
E
Y
V
K
5
0
0
1
1
2 2
3 3
4 4
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