Samsung SGH-F480 Cell Phone User Manual


 
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Flow Chart of Troubleshooting
9-7
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R632
L605
2
5
GND
IN
6
LX
1
3OUT
_SHDN
4
U601
GND
C629
NEC_VCAM_1.2VV BATT_LCD
C628
R644
CAM_PWR_ON1
NEC_DVDDIO
_
2.8V
C613
NEC
_
A
F_2.8V
R618
R619
C614
VB
AT
T_LCD
C612
3
CE2
2
GND
G
N
D
9
NC
4
5
NC
VDD
7
8
VOUT1
6
VOUT2
U603
CE1
1
CAM_PWR_ON2
R634
C632
R615
NEC_AVDD_2.8V
R633
R617
C639
VTOUCH_2.8V
VBATT_LCD
GND
2
9
G
N
D
4
NC
NC
5
7
VDD
VOUT1
8
VOUT2
6
U604
1
CE1
CE2
3
C631
CAM_PWR_ON2
TOUCH_EN
R635
VOUT1
6
VOUT2
NEC
_
SVDD_1.8V
CE1
1
3
CE2
2
GND
G
N
D
9
NC
4
5
NC
VDD
7
8
U605
R642
R636
NEC_DVDD_1.8V
VBATT_LCD
R641
C633 C635C634
CAM_PWR_ON3
CAM_PWR_ON4
R708
C717
R709
C710
CAM_MCLKF
CAM_PCLKFCAM_PCLK
CAM_MCLK
B
A
T
4
0
0
C371
C443
C444
C
C
547
C601
C
6
0
2
C
6
1
2
C
6
1
3
C
6
1
4
C628
C629
C
6
3
1
C
6
3
2
C633
C
6
3
4
C635
C637
C639
C
7
0
9
C
7
1
0
C711
C712
C713
C714
C715
C
7
1
6
C
7
1
7
C725
D
7
0
3
F
7
0
7
H
D
C
7
L
6
0
3
L
6
0
5
R
3
3
3
R420
R
5
2
9
R
6
1
5
R
6
1
7
R
6
1
8
R
6
1
9
R
6
3
2
R633
R634
R635
R636
R
6
4
0
R
6
4
1
R
6
4
2
R
6
4
4
R700
R
7
0
6
R
7
0
7
R
7
0
8
R
7
0
9
R710
S
C
1
0
3
U
3
0
1
U
5
0
2
U
6
0
1
U603
U
6
0
4
U605
U
6
0
8
U700
Z
D
7
0
0