Flow Chart of Troubleshooting
10-15
2
A
C
3
G
1
G
4
RFS100
L106
L113
10
2
C
C
V
3
VMOD_EN
9
VRAMP
8
VTX
6
20
RX2 18
RX3 16
RX4 14
1
V
2
VBATT
7
VBS1
4
VBS2
5
1
C
C
V
12
DCS|PCSIN
1
1
D
N
G
3
1
2
D
N
G
5
1
3
D
N
G
7
1
4
D
N
G
9
1
5
D
N
G
1
2
GSM850|900TXIN
11
RX1
PAM100
ANT
C126
C104
L101
G
5
1
IN
OUT 3
4
OUT
F103
G
2
C101
L110
C102
L111
C106
C107
C108
C117
L105
C118
L104
C199
L100
L102
5
1
IN
OUT 3
4
OUT
5
1
IN
OUT 3
4
OUT
F102
G
2
G
F101
G
2
G
C100
C105
C109
C125
C122
ANT
DCS_LNA_IN_P
DCS_LNA_IN_N
GSM_LNA_IN_P
GSM_LNA_IN_N
PCS_LNA_IN_P
PCS_LNA_IN_N