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3.7 KEYPAD Interface
KEYPAD
R226
KBR(0)
R228
KBR(1)
R230
KBR(2)
R232
KBR(3)
R233
KBR(4)
R234
KBC(0)
R235
KBC(1)
R236
KBC(2)
R237
KBC(3)
R238
KBC(4)
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
V_UP
SPK
V_DN
CN200
VA200
EVLC14S02050
VA203
EVLC14S02050
680
1
KB201
KB202
680
KB206
KB207
4
680
KB210
KB211
7
680
KB215
KB216
*
680
680
680
680
680
680
Figure 3-7 KEY MATRIX Interface
3. HW Circuit Description
RPWON
VA201
EVLC14S02050
VA204
EVLC14S02050
OK
OK
2
3
KB203
KB204
LEFT
KB208
KB209
5
6
UP
KB212
KB213
8
9
RIGHT
KB217
KB218
0
#
DOWN
- 27 -
END
KB200
R213
150
VA202
EVLC14S02050
SOFT1
SOFT
KB205
MENU
KB214
SEND
CLEAR
CLEAR
LGE Internal Use Only
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