4. TROUBLE SHOOTING
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Only for training and service purposes
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4.9 GPS/WIFI/BT Trouble shooting
4.9.1 A-GPS Block
TP2
TP1
1n
L1028
C1098
1.2n
4.7n
L1026
100n
L1027
VREG_RF_2.7V_RTR
C1114
DNI
C1099
DNI
FL1005
1575.42 MHz
5
2
4
1
3
G3
IN
OUT
G1 G2
6.8p
C1115
18p
C1105
0.1u
C1106
C1100
DNI
R1023
12
U1004
3
2
5
4
1
RF_I
N
FIL_OUT
VDD
S_D
GND
4.7n
L1030
R1021
12
ANT1004
MBV62422401
FEED
3.3n
L1032
3.3n
L1025
C1113
DNI
GPS_MODE
GPS_IN
LNA for the GPS
Near To LNA
TP2
TP1