We just bought a Lenovo k450e i5 desktop and just started using it yesterday night. First time we started it up wondows 8 loaded, set up the pc, could browse the internet and everything worked. This morning i tried getting on and it boots up, loads the black screen with Lenovo on it, disappears and freezes and just a blank blue screen. Ive tried shift and f8 and it wont even load safe mode. Pc is brand new, Help!

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Computer Wont Start Up. Help?!