4. TROUBLE SHOOTING
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Copyright © 011 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
HJ-ICT-06Y
ANT1003
1
C1079
0.1u
12n
C1087
1K
R1018
VREG_RF_2.7V
ANT1004
HJ-ICT-06Y
1
100p
L1031
DNI
C1088
R1017
12
18p
C1078
C1072
47p
6.8p
C1086
L1040
DNI
L1022
DNI
L1024
DNI
VA1004
L1041
DNI
33p
C1071
L1023
100n
L1021
6.8n
FL1003
SFSY0033404
B9444
1575.42 MHz
5 2
4
1
3
G3
IN
OUT
G1
G2
L1028
5.6n
100p
C1101
GPS Module (LNA + Filter)
U1003
SMZY0021701
ALM-2412
3
2
5
4
1
NI
_F
R
FIL_OUT
VDD
S_D
GND
GPS_MODE
GPS_IN
Near To LNA
LNA for the GPS
TP1
Set the phone GPS is ON
Check TP1 About .7V?
Check power LRC filter soldering
No
Yes
Change the board
Check TP About .6V?
Check SW and NV item
No
Yes
TP2