LG KM500 Service Manual page 33

3. HW Circuit Description
3.5.7 Keypad Map description
KBR(0)
KBR(1)
KBR(2)
R704
KBC(0)
R705
KBC(1)
R706
KBC(2)
R707
KBC(3)
R708
KBC(4)
SLIDE KEY
KBR(3)
KBR(4)
KBR(5)
R026
KBC(0)
R027
KBC(1)
R028
KBC(2)
R029
KBC(3)
R030
KBC(4)
LGE Internal Use Only
KEYPAD
1
R700
680
2
R702
680
3
R703
680
680
680
680
680
680
R015
680
S_UP
R022
680
S_MENU_LEFT
R024
680
680
680
680
680
680
<Fig.13> Keypad schematic
4 7
5 8
6 9
S_DOWN S_OK
S_MENU_RIGHT REW
Copyright © 2008 LG Electronics. Inc. All right reserved.
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AST SEND
0 CLR
SHP
BGM
S_LEFT S_RIGHT
PLAY FF
Only for training and service purposes