3. TROUBLE SHOOTING
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Only for training and service purposes
LGE Internal Use Only
SW1100
G1
ANT
G2
R1108
10K
R1109
750KTOL=0.01
R1110
3.3M
C1163
100p
100p
C1164
VREG_L6_1V8
100p
C1160
L1136
DNI
DNI
L1137
L1148
27n
SW101
4
3
2
1
ANT
COMMON
G3
G4
FL1101
881.5MHz
IN
1
OUT
4
G1
2
G2
3
G3
5
L1108
DNI
100p
C1107
L1107
DNI
C1108 100p
100p
C1106
15n
L1140
L1102
1.2n
L1101
100n
C1101
18p
R1107
4.7K
100p
C1165
WTR_PRX_LB_2_IN
RADIATION_PWR_ANT
G850
EAM62732801
EAM62732901
G900
SWAP the RX Filter
TP1
TP2
C1152
DNI
DNI
L1105
L1138
2n
L1106
DNI
C1150 100p
C1149 100p
2n
L1139
FL1100
4
3
2
1
5
10
6
7
8
9
GSM1900_OUT
GND6
GND5
GSM1800_OUT
GND7
GND4
GSM1800/1900_IN
GND1
GND2
GND3
WTR_PRX_MB_3_IN
Place matching components near WTR
RX_G1800
RX_G1900
G1800, G1900
TP3