Samsung SGH-F490, Руководство по обслуживанию, Страница: 27 / 103

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Flow Chart of Troubleshooting
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9-11
6
47
C
8
4
7
C
24
7
C
8
17
R
9
17
R
CH2
3 4
CH3
5
CH4
6
CH5
2
VN
D702
1
CH1
9
4
7
C
34
7
C 9
37
C
0
5
7
C
74
7
C
2
27
R
44
7
C
3
27
R
0
27
R
VREG_USIM_3.0V
R729
VREG_MMC_2.8V
14
7
C
22
NC 23
SW-A
2
1
SW-B
12
C6 14
16
C7
17
NC
18
NC
NC 19
20
NC
NC 21
NC
6
7
5
6
8
9
7
8 10
11
C1
13
C2
C3 15
C5
SIM700
3
1
2
4
5
3
4
R724
82
7
R
VREG_MSMP_2.6V
1
27
R
04
7
C
7
1
7
R
CH3
4
CH4
5
CH5
6
VN
2
54
7
C
D701
CH1
1
3
CH2
SD_D(1)
SD_D(2)
SD_D(3)
SD_CMD
SD_DETECT
SD_CLK
USIM_CLK
USIM_IO
USIM_RST
SD_D(0)
1
2
4
C
5
2
4
C
0
4
7
C
C746
8
4
7
C
9
4
7
C
C750
R312
4
3
4
R
7
1
7
R
8
1
7
R
9
1
7
R
R723
4
2
7
R
R729
0
0
7
MI
S
3
0
C404
5
0
4
C
C407 C40 8 C409
C410
5
1
4
C
C417
C418
C422
C423
C429
3
4
C
3
4
C
5
3
4
C
C436
L400
L401
2
0
4
L
0
0
4
C
S
O
5
0
4
R
6
0
4
R
9
0
4
R
0
1
4
R
3
1
4
R
3
4
R
7
3
4
R
T
U
O
_
X
U
M
A
_
P
T 3
0
4
P
T
1
0
4
U