i recently installed a new cd rewriter into my d drive,i am running windows xp home edition service pack 2 and my comp is a dell gx280 only to find out the cdrewriter wasnt compatible with my comp,took it out replaced it with another one i got from a friend but the d drive in my computer section isnt there and wont do anything i have looked it up under system and it says its working fine but wont play or do anything can you please help.