Solve : Computer Hardware?

1.	Solve : Computer Hardware?
Answer» I have cleaned CPU, and when I started it, there is NOTHING on the monitor. There is no beep also. Worrying something WENT wrong with the motherboard. Cud someone help me please ? Describe how you cleaned it. Did you disconnect the monitor when you cleaned it? Can you detect hard drive activity when you turn on the power?Did you use thermal PASTE when you reassembled it? http://compreviews.about.com/od/tutorials/ss/DIYCPU.htm

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