SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-9
This Document can not be used without Samsung's authorization
8-3-1-3. LCD Part
LCD does not working
Resolder F300~302
LCD back light
working?
No
Yes
Check
HDC300(crack,op
en, etc)
Check
F300~302(crack,o
pen, etc)
No
Yes
Check U301, related circuit (crack,
open, etc) & Resolder U301, related
circuit
No
Resolder HDC300
Check the display setting
(Brightness, backlight, etc)
Change UCP200
Yes
Check the
Voltage in C308
≥
2.7V?
No
Change LCD module
Yes
Check the LCD
Module (crack,
open, etc)?
No