my friends cpu is messed up!!! were tryn to get it working again!!! his CPU would not format the drive for some reason so we formated them on a different CPU(they where formated in winXP) well he put them back in his CPU and thay keep saying "primary master hard disk fail" we tryd using a winXP disk but it keeps sayn "CERUPTED FILE" but the thing is......is that the disk is fine we used it on his CPU before it crashed!!!!!!! HELP!!!!!!!! PLZ HELP!!!!!!!!