Let’s say you’ve bought a brand new laptop. You go home, unwrap the device and boot up the machine. Then you notice some bright spots / dead pixels on your laptop screen. No, it’s not insignificant or one tiny speck – there are quite a number of dead pixels there! If you face this situation, be aware that you don’t have to live with the defective dead pixels on your laptop. You can in fact do a number things, anything from getting the laptop replaced to having your display fixed. Let’s take a look at what you need to do if you detect dead pixels on your laptop screen.
1. Overview Before we begin, we need to understand what exactly is a dead pixel on your laptop screen. A dead pixel, by definition, is a dot of display on your lapotp screen that remains unlit. These dead pixels are usually best seen against a white background. They are usually caused by manufacturing defects and manufacturers have a clause to say a certain number of such pixels are permissible in a brand new laptop.
2. Dead Pixel Test Program A good thing to do, if you suspect that your laptop has dead pixels, is to use a dead pixel test program like Dead Pixel Buddy. The program has a wizard which will step you through display of different background colours on your screen so you can see which dead pixels are present. This is useful if you want to prove to the manufacturer that a dead pixel exists.
3. Check The Manufacturer’s Dead Pixel Policy Every laptop manufacturer (the more well known ones at least, like Toshiba, Lenovo, Dell, Apple, etc) has a ‘dead pixel policy’. For example, if you have more than 7 dead pixels in your Dell laptop, you can approach Dell to have it replaced. If you have more than 3 dead pixels in your Fujitsu laptop, you can get it replaced. So the policy differs from manufacturer to manufacturer. It even differs between retail shop to retail shop. So check carefully before you purchase the machine.
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5. Correcting Dead Pixels There is usually no way to fix a dead pixel. The reason is that this is usually a hardware defect. Stuck pixels can be corrected using software – there is a program called JScreenFix that flashes numerous colors with a very rapid intensity onto your screen. You can also correct stuck pixels by gently rubbing the affected pixel area.
Conclusion I hope this article gives you a good insight into what dead pixels are. You now know what you can do about dead pixels in your laptop – make sure you check your manufacturer’s dead pixel policy before you buy the machine. Also, you should be aware of the distinction between dead, hot and stuck pixels. Until next time, here’s wishing you happy computing!
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