CD-ROM missing

Do not drive, pulled from the shutdown of the equipment or not, parallel line out, pop can drive, can go in, but as long as a line connected to the parallel port, the drive did not immediately respond, not even electricity are not pass , The CD-ROM or another, strange things!

jumper problem, or is it a motherboard problem for parallel lines or another IDE socket to try it for you Root data cable ah, may be short-circuit cable