okay i have the pc in my sig and was burning stuff onto a cd and bam the pc locks up. I try to turn it on and it goes to the boot screen for the motherboard and stays there, the keyboard will not power on to allow me to even enter the bios options. After removing all peripheal devices, ram, trying other keyboards, resetting the mobo. I still get nothing what could this be and are there anyfurther ways of testing. oh yeah i tried another hard drive to. Please, please, help.