4. TROUBLE SHOOTING
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Only for training and service purposes
LGE Internal Use Only
R1014
1K
R1017
1K
1K
R1018
0
0
0
1
L
F
15
1
2
3
4
5
6
7
8
9
4
2
5
2
6
2
7
2
8
2
3
1
2
1
1
1
0
1
0
3
9
2
23
22
21
20
19
18
17
16
4
1
1
X
R
1
D
N
A
B
GND5
GND6
GND7
GSM1800/1900RX1
GSM1800/1900RX2
GND8
GSM850RX1
GSM850RX2
9
D
N
G
0
1
D
N
G
1
S
T
M
U
1
X
R
8
D
N
A
B
2
X
R
8
D
N
A
B
1
D
N
G
2
D
N
G
X
T
0
0
9
/
0
5
8
M
S
G
X
T
0
0
9
1
/
0
0
8
1
M
S
G
X
T
8
D
N
A
B
X
T
1
D
N
A
B
UMTS2
GND3
VC1
VC2
VC3
VC4
VDD
GND4
ANT
BAND1RX2
1K
R1016
C1020
1n
FB1001
120
VREG_RF_SW_2.7V
ANT_SEL2
ANT_SEL0
ANT_SEL3
ANT_SEL1
TP1