My computer was updating my bios my computer is an alienware m17x r4 because my games were having black screen and a weird noise but it failed so I can't turn it off if I try to force it off it Won't work it also says error firmware update failed!!! press any key to reset system but it won't work please help I got alot of stuff on my computer I removed the battery now when I try to turn it on it has a black screen and makes a Lou beeping