just put a computer togeher for a friend. and when i came to boot (using an old hdd with win7 on it) it didnt boot just froze so i figered it may be corrupt etc so i whip out the win 7 disk changed all the boot prioroties and tryed to boot from disk the disk spins up and say press any key to boo from cd so i do and it just takes me to the windows 7 didnt boot propally (or somthing like that) it gives me two option run windows repair or start normally (but the key board wont respond and then it auto selects windows repair that says no problem is found and it is just an endless cycle) and somtimes when the disk spins and prss any key to boot i get a 0xc000000f error !!!