- the CD-ROM drive must support digital playback
- you need to enable digital CD audio
- Open the Device Manager
- Expand DVD/CD-ROM Drives branch
- Right-click CD-ROM drive and choose Properties
- Click the Properties tab
- On the Properties page, select the option Enable Digital CD Audio For This CD-ROM Device
- Adjust the volume
- Close the Properties sheet
If the CD-ROM drive doesn't support digital CD audio, you'll have to connect the drive to a sound card to play audio CDs.