my computer screen goes black after windows 7 boot logo but it works in the safe mod I tried: 1 using repair 2 using repair dis with command promt (bootrec/fixboot/ 3 tried installing video card drivers (my card is ati 4570) asus K50AB neither of this did not work day before that i installed windows 7 ultimate from windows vista home basic it worked well please help

Hi metalskull, Thanks for the post! Since it works in Safe Mode, I recommend you do a Clean Boot. Enter into the Safe Mode, then follow the steps here: http://support.microsoft.com/kb/929135 Then you may find which could be the cause. Regards, MiyaThis posting is provided "AS IS" with no warranties, and confers no rights. | Please remember to click "Mark as Answer" on the post that helps you, and to click "Unmark as Answer" if a marked post does not actually answer your question. This can be beneficial to other community members reading the thread.