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Flow Chart of Troubleshooting
VREG_RFRX1_2.1V
C212
C213
C214
C215
VREG_RFRX2_2.7V
C218
C219
VREG_RFRX1_2.1V
R211
C227
C200
C207
ground
R200
1
VDDA2
2
RTR6280_TCXO
TCXO
3
VDDA1
4
VDDA1
C217
5
VTUNE1
6
VDDA1
7
VDDA2
8
U202
NC
U202
9
NC
TP200
10
VDDA1
11
RX_QP
PRX_QP
12
RX_QM
PRX_QN
13
RX_IM
PRX_IN
14
RX_IP
PRX_IP
15
NC
16
NC
17
NC
SSBDT_RTR
R212
C226
C228
C230
C231
C229
VREG_RFRX2_2.7V
C232
C234
C235
C236
C237
RF TRANSCEIVER
C222
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C201
UMTS2100_TX
C208
DCS1800_PCS1900_TX
VREG_RFRX2_2.7V
C209
EGSM900_TX
C210
C211
C255
PWR_DET
PDET_IN
C216
51
GCELL_INN
50
GCELL_INP
49
EGSM_INN
GSM_RXM_900
48
EGSM_INP
GSM_RXP_900
47
DCS_INN
DCS_RXM
46
DCS_INP
DCS_RXP
45
GPCS_INN
PCS_RXM
44
GPCS_INP
PCS_RXP
43
NC
42
NC
41
NC
40
NC
39
NC
38
C220
WPRXSE1
37
NC
36
WPRXSE2
UMTS_RX_2100
35
WPRXSE1_OUT
F200
C222
L201
VREG_MSMP_2.6V
C233
F200
C221
3
OUT
1
F200
L200
IN
OUT 4
G
G
2
5
L201
C225
10-44
VREG_RFRX1_2.1V
C202
C203
C204
C205
C206
UMTS_RXM_2100
C221
3
OUT
1
L200
IN
OUT 4
G
G
2
5
UMTS_RXP_2100
C225
UMTS_RXM_2100
UMTS_RXP_2100
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