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C100
GSM_LNA_IN_N
L100
C102
GSM_LNA_IN_P
C108
DCS_LNA_IN_N
L102
C110
DCS_LNA_IN_P
C112
PCS_LNA_IN_N
L104
C114
PCS_LNA_IN_P
DPCS_PAM_IN
VAPC
RF_EN
CLK26M_DBB
8 XOUT
RXTX_I_P
BIP
7
RXTX_I_N
6 BIN
RXTX_Q_P
BQP
5
RXTX_Q_N
BQN
4
RF_SER_DAT
SDIO
3
RF_SER_LE
_SEN
2
RF_SER_CLK
SCLK
1
NC
36
35
OSC100
3
2
F100
3
OUT
4
1
OUT
IN
G
G
C101
5
2
F101
3
OUT
4
1
OUT
IN
G
G
C109
5
2
F102
3
OUT
4
1
IN
OUT
G
G
C113
5
2
21
19
GND5
17
GND4
15
GND3
13
GND2
GND1
VBAT
R103
C121
C122
VCCD_2.9V
VRF_2.9V
9
10
11
12
13
14
15
16
RFIPP
RFIPN
RFIDP
RFIDN
UCD100
RFIEP
RFIEN
RFIAP
RFIAN
34
33
32
31
30
29
28
27
26
25
4
C117
C118
C119
1
C104
L101
C111
VCC2
U100
VCC1
V1
C120
C124
C125
C123
C103
GSM_PAM_IN
C107
DPCS_PAM_IN
PCS_LNA_IN_P
17
PCS_LNA_IN_N
18
DCS_LNA_IN_P
19
DCS_LNA_IN_N
20
GSM_LNA_IN_P
21
GSM_LNA_IN_N
22
23
24
R102
AFC
C115
3-30
Flow Chart of Troubleshooting
CN100
ANT_PAD
KMS-515
R111
R110
L106
C116
GSM_PAM_IN
PAM_VMODE
PAM_VBS(2)
PAM_VBS(1)
PAM_VTX
C127
C126
ANT_GND
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