![background image](http://html.mh-extra.com/html/samsung/sgh-t108/sgh-t108_service-manual_1191074043.webp)
5-10 Back Light (for Color Main LCD)
END
Backlight does not work
Select LCD Contrast high level
LCD Contrast high level
in the menu ?
U201 pin 4 = "H" ?
No
Yes
Yes
No
Replace the PBA
Check for the pluse signal
at CN201 pin 26
Replace the LCD module
No
Yes
U801 pin 2 = "H" ?
Resolder U801
Yes
Check the circuit
related to SW801
No
END
Electrical Parts List
5-18