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Flow Chart of Troubleshooting
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9-27
VPERM_3.0V
OSC200
2
3
4
1
C210
C213
VGPIO_2.8V
C215
VMEM_1.8V
VRF_2.85V
C212
C220
C214
VSIM_3.0V
C211
C217
C216
OSC201
2
G
N
D
1
G
N
D
2
4
H
O
T
1
3
H
O
T
C208
C209
VANA_2.85V
R202
W9
ICHGP
R201
UART1_RD
W5
UART1_RTS
W6
ICHGN
W8
PMU_VPERM
W12
PMU_VRF
W13
PMU_VANA
W14
PMU_VIO
W15
UART1_TD
V5
UART1_CTS
V7
POK_OUT
V8
ACC_DET_IN
V9
PMU_VSIM
V14
PMU_VMEM
V15
SSI_OUT
U2
SSI_SEL2
T2
PWM_OUT1
T5
PWM_OUT2
T6
PWM_OUT0
T7
POK_IN
T8
SSI_DATA
U1
SSI_CLK
T1
SSI_SEL0
R1
XTAL_32K_1
L19
UART0_RD
L18
UART0_TD
K18
XTAL_32K_2
K19
PCM_SYNC
J18
PCM_CLK
J19
SSI_SEL1
J2
PCM_DI
H15
PCM_DO
H16
SIM_DATA
H18
SIM_CLK
H19
SIM_RST
G16
RFIL_N
G1
RFIL_P
F1
RFID_N
E1
NBE1
E12
RFID_P
D1
NBE0
D11
XTAL_SHLD
B5
XTAL_SHLD
B6
XTAL_SHLD
B7
XTAL_SHLD
B8
RFIP_N
C1
XTAL_26M_1
A7
XTAL_SHLD
A8
RFIP_P
B1
NCS1
B12
RFOL
A2
XTAL_SHLD
A5
XTAL_26M_2
A6
RFOH
A1
NCS2
A11
NCS0
A12
LCD_CS
NCSRAM
DCS_TX
UCP200
NCSFLASH
EGSM_TX
EGSMRX_N
EGSMRX_P
UB
DCSRX_N
LB
DCSRX_P
UART0_RD
SIM_CLK
SIM_DATA
SIM_RST
UART0_TD
R_INT
LCD_BL_EN
BUS_ENABLE
ONKEY_2
AUX_DET
ONKEY_1
UART1_CTS
UART1_TD
ICHGP
ICHGN
UART1_RTS
UART1_RD
H
H
BAND_SEL
L
H
L
MOD_STANDBY
DCS_RX
RX_SEL
-
STAND BY
L
-
H
L
EGSM_TX
H
-
H
-
H
-
H
PAM
H
TX Module S/W Control Circuit
H
DCS_TX
PON_PA
L
EGSM_RX
ANT100
C106
L105
L103
L100
C108
C101
ANT101
C103
R103
C100
2
G
3 5
G G
10
1 IN1
IN2
4
8
OUT1
OUT2
6
F100
9
BAL1
7
BAL2
G
C107
C102
TA100
R102
RX1
12
13
RX2
TX_EN
4
3
0
V
B
A
T
T
VLOGIC
2
3
VRAMP
G
G
1
0
1
5
G
G
1
6
G
1
8
1
9
G
27
GSM_IN
11
NC
NC 14
G
G
3
2
7
G
3
3
G
G
3
4
3
5
G
G
3
6
G
8
9
2
1
G
G
2
2
2
3
G
G
2
4
2
5
G
G
2
6
G
2
8
3
1
1
7
A
N
T
5
BS1
6
BS2
DCS|PCS_IN
29
1
G
G
2
0
PAM100
C104
R104
3
4
G
RFS100
2
A
C
1
G
L101
C105
R112
L102
VBAT
EGSMRX_P
EGSMRX_N
DCSRX_P
DCSRX_N
MOD_STANDBY
RAMP
PON_PA
DCS_TX
EGSM_TX
BAND_SEL
RX_SEL