User Guide

SAMSUNG Proprietary-Contents may change without notice
8-3
Trouble Shooting
8-1-3 Abnormal Backlight Operation
Press any button on the phone
END
'L' level from
R558,R559
Check R588,R559. Replace if required.
NO
NONO
NO
YES
YESYES
YES
'L' level outputted
from U500 pin 15?
Check U500. Replace if required.
NO
NONO
NO
YES
YESYES
YES