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4. 9. GPS Part
4. 9. 1. Checking GPS LNA DC Power Circuit
4 9 1 Checking GPS LNA DC Power Circuit
3.9.1 Checking GPS LNA DC Power Circuit
GNSS_ELNA_EN
FL1109
1
IN
OUT
G1
G2
G3
2
3
5
L1153
DNI
LGE Internal Use Only
TP1
TP1
TP2
TP2
4
2
4. Trouble
Shooting
Test Point
TP2
TP2
Circuit Diagram
R1103
L1134
2.2n
820
7
1
5
RFOUT1
FL1108
RFIN
SFMG2B0D001
6
RFOUT2
3
4
8
- 95 -
3. TROUBLE SHOOTING
TOL=0.01
R1104
10
+2V75_VREG_L14
TP1
C1148
100p
C1159
100p
Copyright © 2014 LG Electronics. Inc. All right reserved.
Only for training and service purposes
TP1
NEAR TO WTR
C1149
100p
C1160
100p
90
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