LG VX8350 Service Manual page 143

SW501
1 2
100
KYPD[9]
SOFT1
R521
VR511
ICVL0505101V150FR
SW502
1 2
100
KYPD[11]
R522 1
VR512
ICVL0505101V150FR
SW503
1 2
100
KYPD[13]
R523 4
VR513
ICVL0505101V150FR
SW504
1 2
100
KYPD[15]
R524 7
VR514
ICVL0505101V150FR
SW505
1 2
100
KYPD[17]
R525 *
VR515
ICVL0505101V150FR
SW506
1 2
100
KYPD[19]
R526 OK
VR516
ICVL0505101V150FR
R520 100
KYPD[21]
R516 100
KYPD[7]
100
R517
KYPD[5]
R518 100
KYPD[3]
R519 100
KYPD[1]
[SIDE KEY]
SIDEKEY_6PIN_MAIN
FKYPD[1]
FKYPD[3]
FKYPD[7]
FKYPD[21]
[MAIN KEY]
SW507 SW512 SW517
1 2 1 2 1 2
SOFT2 LEFT RIGHT
SW508 SW513 SW518
1 2 1 2 1 2
2 3 DOWN
SW509 SW514 SW519
1 2 1 2 1 2
5 6 UP
SW510 SW515 SW520
1 2 1 2 1 2
8 9 SEND
SW511 SW516 SW521
1 2 1 2 1 2
0 #/LOCK CLR
SW522
1 2
SPK
FKYPD[21]
FKYPD[7]
FKYPD[5]
FKYPD[3]
FKYPD[1]
+VPWR
CON500
CON501
6 SIDEKEY_4PIN_MAIN
UP
5
1
DOWN
4
REC 2 CAM
FKYPD[5]
3
3
COM FKYPD[21] COM
2
4
1
142
<KEY MATRIX>
KEY07
KEY09 SOFT1
KEY11 1
KEY13 4
KEY15 7
*
KEY17
KEY19 OK
KEY21
REC(S)
[POWER ON SWITCH]
SW500
2
+VPWR
PWR/END
[KEYPAD BACKLIGHT]
1 2
3 4 5 6 7
R514
3 C
1k
Q500 2
MKPD_LED_EN
B
KTC4075E
1 E R528
DNI
1005
KEY05 KEY03 KEY01
SOFT2 LEFT RIGHT
2 3 DOWN
5 6 UP
8 9 SEND
#
0 CLEAR
SPK MOD
CAM(S) DOWN(S) UP(S)
R527
1k
1
PWR_ON_SW
8 9 10 11 12 13 14 15 16
Internal Use Only