4. TROUBLE SHOOTING
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Copyright © 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
C1003
1p
L1000 2.2n
C1007
100p
C1005
DNI
VBAT
C1047
39p
ANT1002
HJ-ICT-06Y
1
DNI
C1004
2.2K
R1002
ANT1001
HJ-ICT-06Y
1
R1012
13
0
47
R1011
R1013
13
0
75
R1006
R1007
91
U1001
24
17
18
19
13
12
6
5
3
1
2
16
20
15
14
4
22
11
10
9
8
7
23
21
TX_EN
PGND1
GND
GND2
GND3
RX1
RX2
VRAMP
GND5
AN
T
GND6
GPCTRL0
GND7
GND8
GND1
RFIN_LB
RFIN_HB
GND4
TRX1
TRX2
GPCTRL1
VBATT
GPCTRL2
PGND2
R1008
91
SW1000
4
3
2
1
ANT
COMMON
G3
G4
47p
C1039
1.2n
C1002
56p
C1049
C1038
22u
C1055
22p
L1001
100n
C1042
DNI
DNI
C1044
C1045
DNI
DNI
C1043
GSM_PA_RAMP
ANT_SEL2
ANT_SEL1
ANT_SEL3
ANT_SEL0
GSM_TX
DCS_PCS_TX
WCDMA_900_RTX
WCDMA_2100_RTX
11dB
7dB
PCS(1850-1910 MHz)
1608
DCS(1710-1785 MHz)
GSM850(824-849MHz)
2mm
GSM900(880-915MHz)
TP1
TP2
TP3