LCD Related Symptoms

^{IBM-AUSTRIA - PC-HW-Support 30 Aug 1999}

LCD Related Symptoms

LCD Related Symptoms

Symptom/Error	FRU/Action

Flicker	1. Do not replace any FRUs.
	In certain brightness/contrast settings,
	screen flicker can be seen because of
	technical limitations.

No beep, power-on indicator on,	1. System Board
and a blank LCD during POST.
° LCD backlight not working	1. Reseat the LCD connector.
° LCD too dark	See '1090 LCD Assembly'
° LCD brightness cannot be adjusted	2. LCD Assembly
° LCD contrast cannot be adjusted.
° LCD screen unreadable, or	1. Reseat the LCD connector.
° Characters missing pels, or	See '1090 LCD Assembly'
° Screen abnormal, or	2. System Board
° Wrong characters displayed.	3. LCD Assembly

LCD has extra horizontal or	1. LCD Assembly
vertical lines displayed.

LCD FRU Replacement Notice: If missing or discolored dots appear on the LCD, carefully read the following note to determine whether you should replace the LCD.

Do not replace the LCD for defective pixels if dots that are less than half the area of a pixel are defective (a total of 11 dots are allowed).
The LCD is not defective if the dots are functional but are slightly different in color from the immediate, surrounding area or appear as a stain

More INFORMATION / HELP is available at the IBM-HelpCenter

Please see the LEGAL - Trademark notice.
Feel free - send a for any BUG on this page found - Thank you.