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Copyright © 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
7. CIRCUIT DIAGRAM
KB1501
2-2
2-1
1
CN1500
SIDEKEY_4P
4
3
2
1
KB1502
2-2
2-1
1
SIDE KEY_FPCB
VOL UP
VOL DOWN
KEY_R[0]
KEY_C[0]
KEY_R[1]
KEY_C[1]
KEY_R[0] - KEY_C[0] : Vol. Up
KEY_R[1] - KEY_C[1] : Vol. Down