Programming CD-ROM (BP7)

I'm having trouble getting my CD-ROM to play audio from Borland Pascal 7.
I have a program with source called CDROMCOM but it ejects fine, loads
fine, stops fine but doesn't play.

Can anyone give me a hand (ideally a unit to do this)?



 "You learned your lesson far too late,
 from the links in the chemist's chain"
      Marillion - "He knows, you know" (Script for a Jester's Tear)