Blinking cursor on black screen

Whenever i am starting my system i am getting a blinking cursor on a black screen. I have tried rebooting my system several times and it comes up with the same screen again and again. I don't know what went wrong with it. My system runs on windows xp and i will like to know if anyone out there can help me out.

Go through this article and check out if you are getting any help form it.
Computer stops responding with a black screen when you start Windows XP
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