Help!!! Monitor displays red screen only

Pghkevy

Distinguished
Oct 6, 2012
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Dont know what happen to my last post, but it had no answers and now is gone.

I decided to clean out my pc, removed every component even mobo. Dusted everything and reassembled. Now when I boot all I get is a red screen. I don't even get to the bios, just a red screen, have tried dozens of times , twice I got a completely green screen and every other time it's been completely red. I've tried two different monitors, and both dvi
Code:
and hdmi cables.

System specs

A stock z77 extreme 4
Intel i5-3570k
8mb g.skill 1866

Please help I use this system for work and am screwed.

Thanks in advance
 
Thanks for the replies guys. As for your suggestions I've tried those and more. I have no clue. I've reseated everything, rebuilt everything, cleared cmos a dozen times all with the same results