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Flow Chart of Troubleshooting
RFS100
RFS101
L123
R205
WCDMA_TX_MODEB
C225
PAM_RFOUT_W1900
F202
L213
1
IN
4
PAM_RFOUT_W2100
OUT
G
G
G
2
3 5
PA_ON_W2100
C100
VREG_SYNTH_2.7V
L103
11
12
GSM850|900TX
GSM850RX
13
GSM850RX
14
GSM900RX
15
GSM900RX
9
16
GSM1800|1900TX
GSM1800RX
17
GSM1800RX
18
GSM1900RX
19
GSM1900RX
3
VC1
4
20
VC2
UMTS1
5
21
VC3
UMTS2
6
22
VC4
UMTS3
RFS102
C221
5
1
CTL2
CTL1
C226
4
2
PORT3
PORT1
RFS201
V_BAT
PAM202
1
10
VCC1
VCC2
C233
2 RFIN
GND 9
8
RFOUT
GND 7
PA_R1
5
VEN
GND
11
WCDMA2100 PAM
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L105
RX_GSM850_N
L106
L108
RX_GSM850_P
L109
RX_EGSM900_N
L110
L111
RX_EGSM900_P
C112
RX_DCS1800_N
L113
C113
RX_DCS1800_P
C114
RX_PCS1900_N
L114
C115
RX_PCS1900_P
TXR_WCDMA2100
TXR_WCDMA850
TXR_WCDMA1900
PAM_RFOUT_W2100_W1900
R206
WCDMA_TX_MODEA
PAM_RFOUT_W2100
PWR_DET_W2100
CPL202
3
COUPLING
L214
2
1
OUT 1
IN
TX
TERMINATE
4
9-70
L210
TXR_WCDMA2100
DUF202
6
ANT
3
RX
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