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Flow Chart of Troubleshooting
9-40
<TCXO>
C201
C257
R203
C247
L210
C215
R205
7
6
G
7
G
9
8
G
10 12
9
G
RX 5
TX
11
8
ANT
1
G
1 2
2
G
3
G
3 4
4
G
5
G
6
856356
DUF200
C217
L200
VBATT
L213
50OHM
3
4
COUP
IN
1
OUT 2
CPL201
C208
C213
C212
C202
R202
C249
C211
PEMD10
2
B1
5 B2
C1
6
3
C2
E1 1
4 E2
L206
TR200
1
9
GND
11
GND
GND 7
RFIN
4
RFOUT 8
VCC
5
6
VCC
VMODE
2
VREF
PAM200
3 GND
GND 10
C203
C207
C216
R204
R201
C252
TCX200
GND
2
OUT
3
VCC
4
VCON
1
GND1
2
4
GND2
IN
1
OUT 3
L204
B9003
F202
C200
C206
VTCXO_2.8V
L202
RTR6275_TCXO
PWR_DET
RFR6275_TCXO
UMTS_ANT
UMTS850_TX
UMTS_RX_850
TCXO
TRK_LO_ADJ
UMTS_PA_RANGE1
UMTS_PA_EN
VRFTX_2.65V