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Flow Chart of Troubleshooting
9-26
CAM_FVDD_2.8V
C455
R431
VOUT
VBATT_4.2V
GND
2
GND
6
5
NC
STBY
1
3 VIN
4
U408
C456
CAM_PWR_EN2
C220
C223
7
2
2
C
8
2
2
C
9
2
2
C
C231
2
3
2
C
4
3
2
C
5
3
2
C
C237
C243
C245
C249
C250
C255
4
6
2
C
C441
C442
C443
C444
C445
C446
3
5
4
C
C455
C456
C461
C560
C637
8
3
6
C
6
1
7
C
C718
C719
C720
C721
C722
C723
C724
C725
C751
F703
F704
5
0
7
F
HEA700
4
0
4
L
L405
LED400
R205
7
0
2
R
2
0
3
R
3
0
3
R
R307
R420
R421
R422
R428
1
3
4
R
R533
R535
R634
R636
6
0
7
R
7
0
7
R
0
1
7
R
R711
R731
SC202
U402
3
0
4
U
7
0
4
U
U408
U6
05
2
0
7
U
ZD401
Summary of Contents for SGH-F490
Page 79: ...8 PCB Diagrams 8 1 1 Main top ...
Page 80: ...PCB Diagrams 8 2 2 Main bottom ...
Page 103: ...www s manuals com ...