Samsung GT-C3530 - Back Light (for Color Main LCD)

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Level
3
Repair
8-37
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8-3-16.
Back Light
(
for Color Main LCD)
Backlight does not work
Yes
Is LCD Contrast set on high
level in the Menu?
(
menu->settings->display-
>
Brightness
->
level
)
No
Set LCD Contrast on high level
(
menu->settings->display->Brightness
->
level
/
select
5
Level
(
level
:1~5)
Yes
#1 :
Resolder R400
(
with an soldering iron)
#2 :
Repalce LCD Module
(
to check if it has the problem)
No
Is R40
=1.8V?
(
Wiring U409 pin3,
EN_LCD_BL)
Yes
END