How to Find Dead Pixels on LCD Display

Recognizing Dead Pixels on LCD

by Yaroslav Lyssenko

[ 07/27/2005 | 08:39 AM ]

LCD displays nowadays become more and more popular on the market and among consumers. While in general liquid-crystal monitors have numerous advantages over cathode-ray tube displays, they have their own peculiarities customers should know, especially in cases when buying a used device. One of such peculiarities is dead pixels, another is state of backlight, to name a few. DarkVision Hardware has posted an article about LCD panel dead pixels, where it explained some methods of unveiling this kind of defects.

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“Once you’ve cleaned it, you can run a quick check with a free software called Dead Pixel Buddy. It’s basically a very simple file that will rotate your screen through all the basic colors. This way you can tell if a pixel on your screen is not displaying properly. One tip, you might want to get a help of a friend. Two sets of eyes are better than one especially since pixels tend to be minuscule,” says the article.

“If you do find dead pixels, don't panic yet, as mentioned earlier, a small amount of dead pixels could be inevitable but if you have a lot of them and your notebook computer is still under warranty, this may be a good time to call up the manufacturer and ask for assistance,” the author Lynn Chan notes.

DarkVision Hardware: How to Check LCD Displays for Dead Pixels.