cd-rom/rw not properly. please help...

> hi to anyone who can help me. my cd-rom/rw isnt working
> properly. i am able to play audio CDs that were burned to
> a cd-r but when i insert a pre-recorded/copyrighted audio
> cd,i am given the message that there is no disk in drive.
>
> the same thing happens when i try to use one of my game
> software CDs. the cd-rom is simply not ackowledging that
> theres a disk in the drive.
>
> when i browse to the drive by using windows explorer,the
> drive appears empty as if no disk were inserted.
>
> as well as these issues, i am also unable to burn a cd
> using either the build in XP writer, my roxio software,
> or my windows media copy feature.
>
> i use a digitalcamera and depend on being able to burn my
> images to CD for storage but nothing ive tried since this
> issue began a fewmonths ago has worked.
>
> any suggestions greaty appeciated! thanks in advance.
>