LG KP210 Service Manual page 97

7. CIRCUIT DIAGRAM
1 2
A
B
C
D
E
1 2
LGE Internal Use Only
3 4 5
DOWN UP
DOWN UP
CN101
3 4 5
- 98 -
6 7 8
1 -> GND
2 -> KEY_COL1
3 ->
KEY_COL2
4 -> KEY_ROW0
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Only for training and service purposes
9 10
A
B
C
D