I have both a CD rom writer and a DVD/CD rom writer in a Dell Dimension E520. Both drives as well as the hard drive are Sata.
After removing numerous viruses, 14 instances and alot of spyware, 702 instances, and not being able to access either Device or a USB virtual Cd-Rom, I checked the device hadrware list and got yellow asterisks for them.
And when I try to remove(delete)/reinstall them I get an ERROR 39 message.
Error 39 relates to lower and upper filters in the registry!
I doubt it. May I suggest you just reformat and reinstall everything? Yes, not the most ideal situation, but those malware removers probably removed some important system files or settings when they did their thing, most likely because what they were removing practically took i