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SGH-S400i Flow Chart of Troubleshooting
2-
23
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C175
C176
58
58
59
59
6
6
60
60
7
7
8
8
9
9
50
50
51
51
52
52
53
53
54
54
55
55
56
56
57
57
43
44
44
45
45
46
46
47
47
48
48
49
49
5
5
36
37
37
38
38
39
39
4
4
40
40
41
41
42
42
43
29
29
3
3
30
30
31
31
32
32
33
33
34
34
35
35
36
21
21
22
22
23
23
24
24
25
25
26
26
27
27
28
28
14
15
15
16
16
17
17
18
18
19
19
2
2
20
20
SLC101
1
1
10
10
11
11
12
12
13
13
14
VBAT
0
21
R
V
3
21
R
V
1
21
R
V
2
21
R
V
3
11
R
V
C174
C105
R147
7
11
R
V
VCCD_2.9V
C125
C106
5
11
R
V
0
11
R
V
8
11
R
V
1
11
R
V
C104
6
11
R
V
VCCD_1.8V
9
11
R
V
KEY_COL(1)
KEY_COL(3)
VCAM_EN
VER_REF
CAM_SDA
SPK_PHONE_EN
AOUTAP
KEY_ROW(1)
BLCD_D(1)
BLCD_D(3)
BLCD_D(5)
BLCD_D(7)
BLCD_D(9)
BLCD_D(11)
BLCD_D(13)
BLCD_D(15)
BLCD_WEN
BACKLIGHT_EN
FLASH_EN
M_CLK
CAM_D(0)
CAM_D(2)
CAM_D(4)
CAM_D(6)
VIB_EN
KEY_COL(4)
KEY_COL(2)
KEY_COL(0)
KEY_ROW(0)
BLCD_CS
BLCD_D(14)
BLCD_D(12)
BLCD_D(10)
BLCD_D(8)
BLCD_D(6)
BLCD_D(4)
BLCD_D(2)
BL_ADS
AMP_SHDN
CAM_SCL
CAM_RST
SVC_EN
HOR_REF
CAM_D(7)
CAM_D(5)
CAM_D(3)
CAM_D(1)
P_CLK
PWR_ON
FLASH_RESET
BLCD_D(0)
AOUTAN
AMP_IN-
VBAT
2
NO2 10
V+
1
12
G
G
13 14
G
6
GND
IN1
4
IN2 8
NC1
5
NC2 7
NO1
U126
3 COM1
9
COM2
G
11
R119
C138
R122
R121
R118
AUDIO_P
AOUTAP
SPK_PHONE
AOUTAN
AUDIO_N
AMP_IN-