Samsung GT-E1360M Service Manual page 37

Flow Chart of Troubleshooting
9-9. Back Light (for Color Main LCD)
Backlight does not work
Yes
No
Is BACKLIGHT set AlwaysON
Set BACKLIGHT on Always ON
in the Menu?
Yes
Not OK
Check the outflow voltage of
Replace Sub PBA
HDC400 pin 6 is equal to
High
OK
Replace the LCD Module
Yes
END
9-17
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization