Vertical dotted lines running on screen

the problem i am facing is screen mulfunction. c o l o r e d vertical dotted lines are running on my compaq laptop screen. it just started a week before with just one line which i ignored. then after 2-3 days one more line appeared. next day one more and now 4 lines are there. someone told that lines will go on increasing. what should i do? please help....

This isn't really a general tech support forum, so I'm not going to be able to help too much (you may want to try posting to a forum like this: http://www.techsupportforum.com/), but off the top of my head:

Do the lines appear before Windows starts? eg., during the BIOS initialization, etc.? If so, you probably have a hardware issue. It could be either your video card or LCD, though the LCD is the most likely culprit. There isn't really any good way to fix it beyond sending it back to the manufacturer for repair/replacement (DIY solutions for laptops are generally not worth the time and expense, in my experience). You could also connect an external monitor to your laptop and use that instead of the built-in LCD (assuming your laptop has a VGA port; most do).

If the lines don't appear until AFTER Windows starts, then it's probably a driver issue. Try upgrading your video drivers, or even uninstalling/reinstalling them in case they somehow got corrupt.

For more assistance, as I mentioned in the beginning, I recommend posting to a forum better suited to these kinds of problems. Good luck.

--
http://www.legroom.net/

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