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Flow Chart of Troubleshooting
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9-27
18
RX0
17
RX1
8
TX_EN
VBATT
11
VRAMP
7
2
0
G
N
D
9
GPCTRL0
10 GPCTRL1
12
NC
1
6
N
C
NC
19
2
R
F
IN
_
H
B
4
R
F
IN
_
L
B
GND
22
GND
23
24
GND
1
4
G
N
D
GND
3
GND
5
6
GND
GND 13
PAM100
RF7168
A
N
T
1
5
GND
1
GND
21
C130
C131
L106
C125
C
1
1
6
C119
OUT2 6
7
OUT2
G
2
3
G
5
G
G
1
0
1 IN1
IN2
4
OUT1 8
9
OUT1
F100
R113
R114
1005
C123
C122
C127
1005
C120
C117
L102
EGSM_TX
DCSRX_N
DCSRX_P
VBAT
RAMP
PON_PA
BAND_SEL
MOD_STANDBY
EGSMRX_N
EGSMRX_P
UART1_RD
W5
W6
ICHGN
W8
ICHGP
W9
UART1_CTS
V7
UART1_TD
V5
PWM_OUT2
UART0_RD
L18
UART0_TD
K18
RFIL_N
G1
RFIL_P
F1
RFID_N
E1
RFIP_N
C1
RFID_P
D1
RFIP_P
B1
RFOL
A2
RFOH
A1
UART1_RD
UART0_TD
UART0_RD
DCSRX_P
DCSRX_N
DCS_TX
EGSM_TX
EGSMRX_P
EGSMRX_N
UART1_TD
ICHGN
ICHGP
10
0
ANT101
A
N
T
1
0
2
B
T
_
R
S
T
1
00
C
1
0
3
C
1
0
6
C
1
0
7
C
1
0
8
C109
C
1
1
0
C111
C
1
1
2
C113
C
1
1
4
C
1
1
5
C
1
1
6
C117
C118
C
1
1
9
C120
C122
C123
C125
C127
C128
C
1
3
0
C131
C132
C
1
3
4
C
1
3
5
C
1
3
7
C
1
3
9
C
1
4
0
C141
C142
C145
C
1
4
6
C151
C
1
5
2
C200
C
2
0
1
C
2
0
2
C203
C
2
0
4
C
2
05
C
2
0
6
C
2
0
7
C
2
0
8
C
2
0
9
C
2
1
0
C
2
1
1
C
2
1
2
C
2
1
3
C214
C215
C
2
1
6
C
2
1
7
C218
C219
C220
C221
C
2
2
2
C224
C
2
2
8
C304
C
H
G
_
S
W
D200
DCL100
DD100
DU100
F
1
0
0
F101
FSC100
L
1
0
2
L
1
0
6
L107
L
1
0
8
L112
L114
L120
L200
L
2
0
1
L
2
0
2
L300
MIC100
O
N
_
P
M
U
O
S
C
2
0
0
O
S
C
2
0
1
P
A
M
1
0
0
R106
R113
R114
R115
R116
R
1
1
7
R118
R
1
1
9
R
1
3
0
R
1
3
1
R132
R
2
0
0
R
2
0
2
R203
R
2
0
6
R207
R
2
0
9
R
2
1
0
R
2
1
2
R311
RFS100
S
C
1
0
0
SC101
SC102
S
C
1
0
3
SC
10
4
S
C
1
0
5
S
C
1
0
6
SC
10
7
SC
10
8
S
P
I_
C
LK
S
P
I_
C
S
SPI_DI
S
P
I_
D
O
SP
I_
IN
T
TH200
T
P
2
0
0
TP
20
1
TP
30
0
T
P
3
0
1
TP
30
4
TP305
T
P
3
0
6
U
1
0
1
U1
03
U310
UCP201
U
M
E
2
0
1
Z
D
1
0
0
Z
D
1
0
3
Summary of Contents for GT-E2120
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