Samsung SPH-A900 Service Manual page 46

Flow Chart of Troubleshooting
R509 R508
SENSOR_RESET
SDA_CAM
SCL_CAM
CAM_EN
C249 C248
R234
C502
NC
24
24
22
22
20
20
18
HREF
18
16
STBY
16
14
14
12
TCXO_CLK
12
10
10
8
PCLK
8
6
VSYNC
6
4
4
2
2
HDC501
C520
S3.6
C250
C256
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V_CAM_1.5
IN
1
IN
2
3 IN
4 IN
C503
IN
1
IN
2
3 IN
26 25
NC
23
23
4 IN
21
21
19
19
17
17
15
15
13
13
11
11
9
9
7
7
5
5
3
3
1
1
C519 C518
C521 C522
V_CAM_1.5
U206
1 VIN VOUT1 10
2 9
EN VOUT2
3 BYP POR 8
SW DRV
4 7
5 SET GND 6
11121314 15 16
7-18
F500
OUT 5
Y(7)
OUT
6
Y(6)
OUT
7
Y(5)
OUT 8
Y(4)
GG
9 10
F501
OUT
5
Y(3)
OUT
6
Y(2)
OUT
7
Y(1)
OUT 8
Y(0)
GG
9 10
V_CAM_2.8IO
L501
VDD2.6
V_CAM_2.8IO
C254
C255
C247
C257 C258 C259