SAMSUNG Proprietary-Contents may change without notice
Flow Chart of Troubleshooting
9-13
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9-1-7. SIM Part
Phone can not access a
SIM card
YES
CD600: pin11 is 'High'
during power on? (C618)
Check the U401
NO
YES
After Power on,
Check SIM_CLK_PMIC
signal at CD600: pin #15
in a few seconds (C621)
Check OSC400 (32KHz)
NO
YES
After SIM card insert,
SIM_RST_PMIC
signal at
CD600: pin #15 is
'High'(C620) ?
Replace PBA
NO
YES
Check the SIM Card
YES
END
C619
C621
VREG_MSME_1.8V
TFLASH_2.8V
4
16
C
C620
23
24 NC
NC
25
NC
27
28 NC
18 NC
NC
19
20 NC
21 NC
NC
22
NC
4
4
5
5
6
6
7
7
8
8
9
9
17 NC
26 NC
10
11 11
12
12
13 13
14
14
15
15
16 16
2
2
3
3
CD600
1
1
10
C617
2
16
C
R615
70
6
D
1
1
H
C
2
H
C
4
3
3
H
C
5
4
H
C
6
5
H
C
2
N
V
6
1
6
R
9
16
R
7
1
6
R
8
1
6
R
12
6
R
VREG_USIM_3.0V
5
16
C
3
16
C
6
16
C
0
26
R
C618
SIM_IO_PMIC
SIM_CLK_PMIC
SIM_RST_PMIC
TFLASH_CMD
TFLASH_DATA(3)
TFLASH_DATA(0)
TFLASH_DATA(2)
TFLASH_DATA(1)
TFLASH_DET
TFLASH_CLK