Table of Contents
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Flow Chart of Troubleshooting
SIM
< USIM Socket >
SIM500
VREG_USIM_3.0V
R508
C539
C540
PS_HOLD
JIG_ON
C579
R510
ZD500
C538
C544
1
6
IO
CLOCK
2
5
GND
NC
3
4
VCC
SIM
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AMUX_OUT
R507
REF_OUT
TP501
USB_OE_N
TP502
USB_DAT
TP503
USB_SEO
TP504
D501
USB_D_P
USB_D_M
2
ON_SW
3
1
CBL_PWR
RESET_N
TP505
SIM_IO
TP506
SIM_CLK
TP507
SIM_RST
PMIC_SBDT
PMIC_SBCK
PMIC_SBST
TP508
PM_INT_N
VREG_USIM_3.0V
7-8
82 AMUX_OUT
80 REF_OUT
13
USB_OE_N
17 USB_DAT
19
USB_SE0
11
USB_ID
18
USB_D_P
20 USB_D_M
24
KPDPWR_N
57
PS_HOLD
66
CBL1PWR_N
68 CBL0PWR_N
9
PON_RESET_N
30 RUIM_M_IO
26
RUIM_IO
34 RUIM_M_CLK
38
RUIM_CLK
40 RUIM_M_RST
43 RUIM_RST
47 SBDT
49
SBCK
51 SBST
59
MSM_INT_N
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