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Flow Chart of Troubleshooting
D100
V_BATT
C109
C107
C108
C110
2
VLOGIC
MOD_STANDBY
3
R107
RAMP
VRAMP
4
PON_PAM
TX_EN
27
GSM_IN
29
DCS|PCS_IN
L106
R108
EGSM_TX
C112
R109
DCS_TX
C113
L107
C115
1 IN1
DCSRX
C118
4
EGSMRX
IN2
SC101
C209
C208
R409
C433
C432
R200
C438
R410
C436
C206
C301
C307
TA400
C304
C303
R300
R313
C215
C213
C218
C216
TH200
C431
C434
D40 0 D401
L40 8
L409
RFS100
C
A
G
G
1
2
3 4
C120
ANT100
ANT101
L101
C105
C127
L103
C106
L104
C121
5
BS1
6
BS2
RX1 12
PAM100
13
RX2
11
NC
NC 14
DCSRX_P
C114
F100
L108
9
OUT1
OUT1 8
DCSRX_N
C116
7
OUT2
EGSMRX_P
C117
OUT2 6
L109
EGSMRX_N
C119
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SC105
R203
C202
R109
C200
L107
L202
C113
C201
C205
R100
R205
R104
R103
C119
C117
C116
C114
C207
OSC201
RFS100
SC103
C120
VPERM_3.0V
.85V
VCORE_1.25V
VGPIO_2.8V
VMEM_1.8V
VSIM_3.0V
BAND_SEL
RX_SEL
EGSMRX
DCSRX
UCP200
9-25
R108
L106
C112
D100
C106
L10 1
L103
VPERM_3.0V
VRF_2.85V
VCORE_1.25V
VSIM_3.0V
VANA_2.85V
VGPIO_2.8V
C206
C207
C208
C209
C210
D11
NBE0
LB
E12
NBE1
UB
A12
NCS0
NCS0
B12
NCSFLASH
NCS1
A11
NCS2
NCSRAM
J15
FE_CTRL0
RX_SEL
J16
FE_CTRL1
BAND_SEL
K15
FE_CTRL2
PON_PAM
L15
FE_CTRL3
MOD_STANDBY
W15
PMU_VIO
VGPIO_2.8V
W14
PMU_VANA
VANA_2.85V
V15
PMU_VMEM
VMEM_1.8V
W12
PMU_VPERM
VPERM_3.0V
W13
PMU_VRF
VRF_2.85V
V14
PMU_VSIM
VSIM_3.0V
T8
ONKEY_2
POK_IN
V8
POK_OUT
ONKEY_1
T7
PWM_OUT0
T5
PWM_OUT1
T6
PWM_OUT2
W8
ICHGN
ICHGN
W9
ICHGP
ICHGP
E1
DCSRX_N
RFID_N
D1
RFID_P
DCSRX_P
G1
RFIE_N
EGSMRX_N
F1
RFIE_P
EGSMRX_P
A1
RFOH
DCS_TX
A2
EGSM_TX
RFOL
L18
UART0_RD
UART0_TD
K18
UART0_RD
UART0_TD
W5
UART1_RD
UART1_RD
V5
UART1_TD
UART1_TD
V7
UART1_CTS
UART1_CTS
W6
UART1_RTS
UART1_RTS
A7
XTAL_26M_1
A6
XTAL_26M_2
L19
XTAL_32K_1
K19
XTAL_32K_2
A5
XTAL_SHLD
OSC200
B8
XTAL_SHLD
B7
XTAL_SHLD
B6
XTAL_SHLD
B5
XTAL_SHLD
A8
XTAL_SHLD
H19
SIM_CLK
SIM_CLK
H18
SIM_DATA
SIM_DATA
G16
SIM_RST
SIM_RST
VMEM_1.8V
C211
C212
OSC201
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