Re activate cd-rom drive

Hi

i'm the administrator of a 300 computers domain and the guy before me desactivate the cd-rom drive using device manager right click desactivate on each computers when he installed it.

I have to re activate these drives and don't want to go on each computers...

Do you know a script to do this?

I searched on some forums and didn't found the answer...

Can you help me please :)

Thank you