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Level 3 Repair
8-3-8. Back Light (for Color Main LCD)
Backlight does not work
Yes
Is LCD Contrast set on high
Set LCD Contrast on high level
No
level in the Menu?
(menu->settings->display-
(menu->settings->display->Brightness->level/
>Brightness->level)
select 5Level (level :1~5)
Yes
#1 : Resolder R406
Is R406 = 1.8V ?
No
(with an soldering iron)
(Wiring U401 pin7,
#2 : Repalce LCD Module
EN_LCD_BL)
(to check if it has the problem)
Yes
END
8-22
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