Hello. My mom has a Dell 2400 with a 1.7ghz p4 , 768mb of pc2700, a 80 gig maxtor ide hard drive..everything has been well with it until last night..she said on the phone that it turned off and wouldnt boot up...when i went over there to see what the problem was it said there is no hard drive...i checked all the cables and jumpers and i also tried another hard drive still no luck.. does anyone know whats wrong?