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Level 3 Repair
8-13
This Document can not be used without Samsung's authorization
Check the connection of
the SIM300
8-3-3. SIM
C242
C251
C
2
52
C255
C256
C
25
7
C258
C
36
6
C367
C
36
8
C
3
69
C
40
4
C
40
6
C412
C
41
7
C
43
2
C435
C436
C
43
7
C
43
8
C439
C443
C444
C
4
46
C447
C
4
4
8
C
4
4
9
C
4
5
0
C
4
51
C453
C456
C
4
59
C
4
60
C461
C462
C
46
7
C
60
2
C
60
3
C
62
0
C
62
3
C
63
0
C
63
1
C
6
3
7
C704
C705
C906
D70
0
F
80
0
L410
L
4
11
L
4
16
L
4
1
7
L
4
1
8
Q
5
00
R211
R
32
3
R324
R
40
7
R
41
6
R
41
7
R426
R427
R
42
8
R429
R
43
0
R
4
3
2
R
43
3
R
43
5
R
43
6
R440
R441
R501
R505
R
60
0
R
64
3
R
66
4
R
66
8
R
67
6
R
68
2
R683
R
68
6
R687
R712
S
IM
30
0
T
P
61
9
TP626
TP
90
0
T
P
9
01
TP
902
U
20
3
U4
01
U
40
2
U4
05
U
40
6
U900
U
90
8
D
40
0
Z
D
30
7
ZD308
ZD309
Z
D
40
2
ZD406
ZD407
ZD408
NO SIM
YES
Check the SIM socket
NO
YES
Is there any signals at
C908, C366, C367, C369,
ZD308
NO
Check UCP300
Check the voltage at
C369 >=2.8V
YES
Check UCP300
NO
YES
Check the voltage at
C369 >=2.8V
Check U700
NO
YES
END
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