LG KE590 Service Manual page 37

3. Circuit Description
3.4.8 Keypad Map description
KBR(0)
KBR(1)
KBR(2)
KBC(0)
KBC(1)
KBC(2)
KBC(3)
KBR0
KBR1
KBR2
KBR3 VOL_UP
KBR4 HOT_UP
KBR5 SOFT_LEFT
LGE Internal Use Only
1
200
R200
150
2
203
VA200
EVLC5S02100
R201
150
3
207
VA201
EVLC5S02100
R202
150
VA202
EVLC5S02100
R203 150
R204 150
R205 150
R206 150
EVLC5S02100 EVLC5S02100
EVLC5S02100 EVLC5S02100
SIDE_KEY_CAM+PWON
KEYPAD
R122
KBR(4)
150
VA100
EVLC5S02100
R123
KBR(5)
150
VA101
EVLC5S02100
R124 150
KBC(0)
R125 150
KBC(1)
R127 150
KBC(2)
R128 150
KBC(3)
R129 150
KBC(4)
EVLC5S02100 EVLC5S02100
EVLC5S02100 EVLC5S02100 EVLC5S02100
<Fig.13> Keypad schematic
KBC0 KBC1
1 4
2 5
3 6
VOL_DOWN
HOT_DOWN
SOFT_RIGHT
AST
4 7
201 202 AST
0
5 8
204 205 206
6 9 SHP
208 209 SHP
SIDE_KEY_VOL
CN202
1
2
3
4
VA208
VA207 EVLC5S02100
CN203
1
2
3
4
VA210 VA211
S_UP S_DOWN S_OK S_LEFT
S_MENU100 S_MENU101 SEND CLR
KBC2
7
8
9
CAMERA
O.K
SEND
Copyright © 2007 LG Electronics. Inc. All right reserved.
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KEYPAD
R207 150
KBC(1)
R208 150
KBC(0)
R209 150
KBR(3)
R211 150
KBC(2)
R210 150
PWON
VA209
EVLC5S02100
S_RIGHT
KBC3 KBC4
*
0
#
HOT_LEFT HOT_RIGHT
CLR
Only for training and service purposes