Sony PCV-R528DS - Manual (Page 216)

located below the Volume Control in the Volume Control dialog box.
I want to play a CD with my Microsoft CD Player
When you insert a music CD, the Sony Media Bar TM 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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