Put in one of the CDs.
You can go to My Computer and then access CD drive that way -to see the CD files & properties.

When at the CD file or icon -
right click on it and go down to properties

on that pop up page it should say what type of file or what is needed to play it

let us know what you find.

or also try right click and go to Explore to see what is on the CD
or what type of file or what may be needed to play it.

It may need the Quick time player