Sony PCV-R526DS - Vaio Digital Studio Desktop Computer User Manual page 188

located below the Volume Control in the Volume Control dialog box.
I want to play a CD with my Microsoft CD Player
TM
When you insert a music CD, the Sony Media Bar automatically launches to play your CD. When the Sony Media Bar
is running, the Microsoft CD Player does not have access to the CD. Close Media Bar to use the Microsoft CD Player.
If you do not hear any music, check all your volume controls.
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