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Flow Chart of Troubleshooting
9-26
<RF CONNECT>
<RF SWITCH>
C129
C174
L103
L108
L111
C132
L109
L106
L104
*
C
3
G
1
G
4
RFS100
2
A
L119
C141
L107
L120
L110
R109
ANT101
C128
C172
R108
R110
C112
C116
L102
C163
L105
C171
L118
C162
C160
C161
C130
C164
C111
VC1
14
13
VC2
12
VC3
VC4
11
10
VDD
GSM850_RX1
7
GSM850_RX2
8
25
GSM850|900_TX
5
GSM900_RX1
GSM900_RX2
6
15
UMTS1
16
UMTS2
17
UMTS3
G7
26 27
G8G9
28
1
GSM1800_RX1
GSM1800_RX2
2
22
GSM1800/1900_TX
3
GSM1900_RX1
GSM1900_RX2
4
ANT
19
9
G1G2
18 20
G3G4
21
G5
23
G6
24
DUF100
L115
ANT102
C121
DCS_RXM
DCS_RXP
PCS_RXP
GSM_RXP
GSM_RXM
VRFRX1_2.65V
PCS_RXM
GSM_ANT_SEL2_N
GSM_ANT_SEL1_N
GSM_ANT_SEL0_N
UMTS_ANT
00
1
P
T
C127
C119
R125
6
VDDA
7
TCXO
8
VDDA
9
VDDA
25
N
Q_
X
T
35
P
Q_
X
T
45
F
E
R_
C
A
D
55
C
N
65
L
O
R
T
N
O
C
V
75
D
N
G
85
C
N
95
C
N
A
D
D
V
64
T
U
O_
1
B
H_
A
D
74
A
D
D
V
84
A
D
D
V
94
A
D
D
V
5
V_TUNE1
05
NI
_
X
T
PI
_
X
T
15
DCS_INP
DCS_INN
4
VDDA
PWD_DET_IN
VDDA
DA_LB2_OUT
34
T
U
O
_
1
B
L_
A
D
44
T
U
O
_
2
B
H_
A
D
54
GCELL_INN
GCELL_INP
EGSM_INP
EGSM_INN
WMIX_LNP
WMIX_LNN
GPCS_INP
GPCS_INN
32 42
N
O
_
X
T|
N
O_
F
R
D
N
G
NI
_
A
N
L
W
2
S
AI
B_
R
A
D
D
V
WLNA_OUT
3
R_BIAS1
61 71
M
D
D
V
81
2
E
N
U
T
_
V
91
A
D
D
V
2
GND
02
A
D
D
V
12
T
S
E
T
22
D
N
G
D
N
G
1
GND
10
RX_QP
11
RX_QN
12
RX_IP
13
RX_IN
14
SSBDT
51
A
D
D
V
A
D
D
V
U101
R107
C122
C109
SSBDT_RTR
RX_IM
RX_IP
RX_QM
RX_QP