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Flow Chart of Troubleshooting
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9-5
9-3. SIM Part
VDD_USB_3.3V
C202
10
3
3
4 4
5
5
6 6
7
G G
8 9
G G
SIM200
1
1
2
2
R203
C216
SIM_VCC_1
R200
C215
11
C
C
V
14
6
NCA
1
B
C
N
5
NCC
9
D
C
N
13
A
O
N
15
3
NOB
7
C
O
N
NOD
A-B_IN
2
10
C-D_IN
16
A
M
O
C
COMB
4
8
C
M
O
C
12
COMD
D
N
G
U200
SIM_VCC_1
50
01
C214
SIM_CLK_1
SIM_IO_1
SIM_RST_1
SIM_VCC_1
SIMCLK_S
SIMVCC_S
SIM_SEL
SIMIO_S
SIMCLK_M
SIMRST_S
SIMVCC_M
SIMIO_M
SIMRST_M
SIM_IO_1
SIM_CLK_1
SIM_RST_1
"Insert SIM" is displayed on the LCD
The voltage is 3.0V
at the pin#1 SIM300,
Pin#11 CD400
No
Check U200,U210,R200,R209
Yes
Is there any signal pin
#2,3,4 of SIM300
Pin#13,15,16 CD400 ?
Check U200, PMU300
No
Yes
Check the SIM Card
END
Summary of Contents for Anycall GT-B5722C
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