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Answer» When i start my laptop the screen does not shows a clear picture, several lines and scratches appears. I have asked this to a technition he says it must HD problem, other says it must be graphics problem and another people says it must be LCD fault. What could be the problem and how to resolve and fix it. Please HELP me...Not a lot of information to go here so first off what laptop are you using? When did the laptop start to malfunction (do you know what happened to it)?
I'm going to assume for the moment that the laptop runs Windows XP (as listed under your PROFILE OS), and THEREFORE is fairly old and out of warranty.
Hard Drive (HD) would not cause a failure to display the POST.
To rule out the LCD screen you can plug your laptop into a working monitor or TV (provided the laptop has a video output of some sort i.e. VGA, DVI, S-video, etc). LCD screens can be repaired or replaced at certain shops.
If the actual graphics chip (usually a component part of the motherboard (on-board)) has malfunctioned or the motherboard or BIOS chip has failed then usually the whole motherboard must be replaced. If this is the case then it is usually cheaper to simply replace the whole laptop for a new one.
Laptops, the modern marvel of disposable computers...Use EXTERNAL monitor for testing if laptop has port connectors. Check the difference...What happens if you boot into safe mode? If you see lines and things on the screen when you boot up, it is the LCD screen, or the connector that is the problem. If you hook up your laptop to an external monitor and get a clear display then you know that your graphics card is working well, so the problem is not there.
If your screen has a non-straight line running through it from one side to another in addition to straight lines, then you have a leak in your lcd screen, and you need to replace the lcd screen. If that still doesnt fix the problem, then replace the lcd CABLE as well
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