SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Flow Chart of Troubleshooting
7-14
7-8. Back Light (for Color Main LCD)
Replace the LCD Module
Yes
Yes
No
Replace or Resolder L501
L501 ≥ 3.3V
Backlight does not work
Yes
Yes
No
END
Set BACKLIGHT on AlwaysON
Is BACKLIGHT set
AlwaysON in the Menu?
VBATT
C511
ZD504
MEGA_2.5
L
5
0
1
8
8
9
9
6
6
7
7
5
5
4
4
3
3
19 19
2
2
20 20
21 21
22 22
23 23
24 24
11 11
12 12
13 13
14 14
15 15
16 16
17 17
18 18
CN505
1
1
10 10
C510
EAR1OP_CON