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Flow Chart of Troubleshooting
10-21
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C122
C121
C115
C119
VCCD_2.9V
R101
C116
R114
L108
C128
R106
C130
R107
C118
C126
V_BATT
C129
2
GND1
GND2
4
HOT
1
3
HOT
C117
13
VDD
1
5 VLDO1
16
VLDO2
9 VLDO3
OSC100
TXOP_LO
10
1
8
V
A
F
C
VBAT
1
4
V
C
C
_B
B
I
4
V
C
C
_B
B
Q
2
4
V
C
C
_F
E
1
V
C
C
_R
E
F
1
7
VCC_TXVCO
1
2
32
RX850
31
RX850B
3
0
RX900
29
RX900B
6
S
C
LK
S
D
A
T
A
5
S
E
N
7
TXOP_HI
1
1
Q
B
2
2
R
E
F
IN
2
0
R
E
F
IN
B
1
9
2
1
R
E
F
_O
P
2
8
RX1800
RX1800B
27
26
RX1900
RX1900B
25
GND
3
3
2
I
3
IB
8
N
C
3
4
N
C
N
C
3
5
Q
2
3
RFT100
*
L109
VRF_2.9V
C131
C127
C125
26MHZ_DBB
AFC
GSM_PAM_IN
DPCS_PAM_IN
RTX_I_P
RTX_I_N
RTX_Q_P
RTX_Q_N
DCS_LNA_IN_N
DCS_LNA_IN_P
GSM_LNA_IN_N
GSM_LNA_IN_P
SBCK
SBDT
SBLE