I installed windows 7 on a new rig (12gb ram, ASUS p6t mother board and 3.3 Core i7 Extreme Edition 975(3.33G,L2:4x256KB,L3:8M, rev.D0,130W). Everything was funtioning fine until I moved the computer into another room. Now mouse and keyboard dont function. Tried PS2 keyboard and it worked...