|What kind of CD-Rom is it, IDE, SATA, SCSI, model and manufacturer?|
On an IDE drive, these informations often can be found at the rear side of the CD-Rom or on top of the drive.
You have to read a lot, use the given tools like google, to find descriptions on problems like this.
A good starting point is, to read the manuals of the e.g. mainboards, network cards, graphics cards, printers a.s.o., you may have trouble with. Most of the manuals can be downloaded at the manufacturers homepage.
And use google to search for solutions.
If nothing of the above helps, post you problem here.
The original poster should always write the last response !!!
Let us know, if the problem is solved !!!