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Flow Chart of Troubleshooting
C100
L110
2
10
3
11
GSM850|900TXIN
9
VMOD_EN
5
VBS2
4
VBS1
6
VTX
8
VRAMP
7
VBATT
DCS|PCSIN
1
C101
L100
L111
C102
L101
12
ANT
C199
RX4 14
C106
RX3 16
C107
RX2 18
C108
RX1
20
PAM100
RFS100
L102
F101
OUT 3
C105
1
4
OUT
IN
G
G
2
5
C109
F102
C117
OUT 3
1
4
OUT
IN
G
G
C118
2
5
F103
OUT 3
C122
1
4
OUT
IN
G
G
2
5
C125
10-17
C126
L113
C104
GSM_LNA_IN_N
L104
GSM_LNA_IN_P
DCS_LNA_IN_N
L105
DCS_LNA_IN_P
PCS_LNA_IN_N
L106
PCS_LNA_IN_P
ANT
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