LG GD580 - Page 83

- 84 -
LGE Internal Use Only Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
4. Trouble Shooting
Check key button.
If Key button is pressed or
appearance is abnormal,
Change the key button.
1
Check BtoB connector(CN100)
Re-assemble CN100.
Check connector soldering.
Re-solder CN100.
2
CN100
TABV
4
2
1426
T
XA
001NC
312
1
411
1
5
1
0
1
6
19
718
817
9
16
02
5
1
2
4
223
3
22
4
21
1G
2
G
3G
4
G
8
V
1_
E
D
D
V
N_AWSNO
5NIYE
K
4TUOYE
K
3TUOYEK
2TU
OYEK
1
T
U
OY
E
K
0TU
OY
E
K
0NIYEK
1
N
IYEK
2NI
Y
E
K
3NIYEK
4
N
IY
E
K
ES
N
E
SP
IL
F_P
G_
CC
A
1
DE
L
_NI
AM
2D
EL
_N
I
A
M
NKPSL
P
KP
S
L
P1CIM
1
OCC
N1CIM