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Flow Chart of Troubleshooting
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10-
2
R400
C404
C405
3
C
C
V
T
U
O
4
1
N
O
C
V
TCX401
D
N
G
2
VRF_2_9
R401
C406
CLK26M_RF
AFC
VCLOCK
C411
R406
R404
C410
L400
NC
1
5
NC
VCC 6
Y 4
U400
2 A
GND
3
8
2
_CLR
_PR
1
_Q
5
U401
7
CK
6
D
4
GND
3
Q
VCC
C409
C403
R405
R402
C400
CLK13M_TR
CLK13M_MC
CLK13M_WM
26M_REF_CLK
VBAT
VBAT
VCCD_2_9
C100
R113
VCCA_2_8
C105
C108
C101
C113
C107
VRTC_1_5
VSYN_2_9
90
1
R
C117
C118
C122
C120
U102
C103
V1_8_EN
C127
R105
VCCD_2_9
C115
BAT100
1
2
VBAT
VRF_2_9
C119
C106
R108
VPAC_2_9
R102
VCCD_1_8
C109
G
9
10
G
R103
1
1
2
2
3
3
4 4
5
5
6 6
G
7
8
G
SIM100
C104
C116
C102
VCCA_2_8
VCLOCK
VCCD_2_9
C114
C112
C125
C110
1
S
S
V
4
K
2
S
S
V
2
R
3
S
S
V
6
P
4
S
S
V
31
R
M
C
V
X
V
1
D
Q
A
N
E
O
X
R111
VLDO_3 A13
B12
VLDO_4
B10
VLDO_5
A14
VLDO_6
C12
VLDO_7
A10
VREF
41
R
N
G
E
R
V
31
M
P
G
E
R
V
H11
VRTC
K12
VSIM
5
G
2
OI
_
D
D
V
4
C
L
T
C
O_
D
D
V
E14
VEXT
F15
VIB_DRV
9L
N
E_
G
N
R_
BI
V
A12
VL4S_A
B11
VL4S_B
D10
VL5S_A
VL5S_B C9
G11
VLDO_1
J12
VLDO_2
J13
VDD12
3
M
2
D
D
V
6
N
3
D
D
V
C11
VDD34
01
C
5
D
D
V
31
B
7
6
D
D
V
6
A
B
D
D
V
11
N
D
D
D
V
11
L
V
D
D
V
5
N
1
OI
_
D
D
V
4J
SERLE2
A2
K14
SIM_CLK
J11
SIM_IO
K11
SIM_RST
7
E
P
X
T
N9
UP_CLK
P10
UP_IO
R10
UP_RST
F14
VACC
E13
VBAT
3J
1
D
D
V
RWN
6
D
NI
X
T
X
R
7
D
PI
X
T
X
R
6
C
N
Q
X
T
X
R
7
C
P
Q
X
T
X
R
L8
SCLK_PSC
SDI_PSC M7
N7
SDO_PSC
C2
SERCK
SERDA
C1
SERLE1
B1
F
U
B
_1
W
S
P
9
M
P
E
E
K_
R
W
P
51
C
N1
W
S_
R
W
P
2
W
S_
R
W
P
41
C
6
B
1
F
E
R
A
R
5
B
2
F
E
R
A
R
RESETN_CSP
R3
9
K
O
_
T
E
S
E
R
F13
RING_DRV
H10
RTC_ALMN
4
N
K
L
C
_
C
T
R
L2
5
C
N
1
2
6
C
N
E6
OCTL0
OCTL1
C5
F5
OCTL2
OCTL3
E5
A4
OCTL4
OCTL5
G6
B3
OCTL6
OCTL7
A3
7L
2
C
S
P_
D
N
G
01
L
Q
R
T
NI
I|O
L3
G13
LED1_DRV
G12
LED2_DRV
6
R
C
M
41
M
N
NI
CI
M
41
N
P
NI
CI
M
51
P
N
T
U
O
CI
M
51
N
P
T
U
O
CI
M
01
N
E
D
O
M
0
1
F
4
S
D
N
G
7
G
5
S
D
N
G
6
S
D
N
G
8
G
9
G
7
S
D
N
G
01
G
8
S
D
N
G
6
H
9
S
D
N
G
31
P
V
D
N
G
1
1
F
R
U
C
H_
D
N
G
4
B
L
T
C
O
_
D
N
G
51
B
1
C
S
P_
D
N
G
51
K
1
S
D
N
G
7
F
7
H
0
1
S
D
N
G
8
H
1
1
S
D
N
G
2
1
S
D
N
G
9
H
7J
3
1
S
D
N
G
8J
4
1
S
D
N
G
9J
5
1
S
D
N
G
01
J
6
1
S
D
N
G
01
K
7
1
S
D
N
G
8
F
2
S
D
N
G
9
F
3
S
D
N
G
J5
J6
DB4
H5
DB5
G3
DB6
G4
DB7
F4
DB8
F1
DB9
3
P
R
T
NI
D
6
F
B
D
N
G
01
M
D
D
N
G
8
E
Q
D
N
G
O
DI
A
D
4
P
N
RI
A
D
K1
DB0
K2
DB1
F2
DB10
F3
DB11
E2
DB12
E3
DB13
D3
DB14
D2
DB15
K3
DB2
DB3
N
T
U
O
X
U
A
31
L
31
K
P
T
U
O
X
U
A
31
D
3
C
D
A
_
X
U
A
E11
CH_BDRV
F12
CH_ISEN
D14
CH_RES
CREF E9
CSN_PSC K8
4
R
K
CI
A
D
6L
I
DI
A
D
6
M
AB8
E10
ADC_AUX1
D15
ADC_AUX2
5
P
4
X
U
A_
C
D
A
9
D
C
F
A
21
N
N
A
T
U
O
A
11
P
P
A
T
U
O
A
21
P
N
B
T
U
O
A
21
R
P
B
T
U
O
A
41
L
N
NI
X
U
A
51
M
P
NI
X
U
A
U101
AB0
K6
AB1
P1
L5
AB2
AB3
N1
N2
AB4
AB5
M2
M1
AB6
AB7
K7
K5
C121
C126
C111
DSP_AB(7)
DSP_AB(6)
DSP_AB(5)
DSP_AB(4)
DSP_AB(3)
DSP_AB(2)
DSP_AB(1)
DSP_AB(0)
DSP_DB(8)
DSP_DB(7)
DSP_DB(6)
DSP_DB(5)
DSP_DB(4)
DSP_DB(3)
DSP_DB(2)
DSP_DB(15)
DSP_DB(14)
DSP_DB(13)
DSP_DB(12)
DSP_DB(11)
DSP_DB(10)
DSP_DB(1)
DSP_DB(0)
DSP_AB(8)
P
B
T
U
O
A
N
B
T
U
O
A
P
A
T
U
O
A
N
A
T
U
O
A
SERLE
SERDAT
SERCLK
DSP_RWN
FLASH_RESET
RX_SEL
TX_BAND_SEL
XOENA
DSP_IO
DSP_DB(9)
P
T
U
O
CI
M
N
T
U
O
CI
M
P
NI
CI
M
N
NI
CI
M
C
M_
M
31
K
L
C
INTRQ
T
NI
_
P
S
D
UP_CS
ICHRG
TTY_DETECT
P
T
U
O
X
U
A
N
T
U
O
X
U
A
P
NI
X
U
A
N
NI
X
U
A
UP_SDO
UP_SDI
UP_SCLK
TRXQP
TRXQN
TRXIP
TRXIN
K
2
3
KL
C
RTCALARM
RST
N
O_
GI
J
N
O_
R
W
P
PWR_KEEP
F
U
B
_
1
W
S
P
DCS_TX_EN
GSM_TX_EN
SIMRST
SIMDATA
SIMCLK
C
P
A
V
Q
A
N
E
O
X
DSP_DB(0:15)
DSP_AB(0:8)
C
F
A