See also:

When “CHECK DISC” is displayed
Press the eject button to unload the discs. Check that the disc is not damaged or scratched, and also check that the disc is inserted correctly. This message may appear when using some CD-RW discs. ...

Station preset
Preset buttons (type A and B audio) Preset buttons (type C audio) ...

Category selection
To activate the category search mode, press the “PTY/CAT” button. To deactivate the category search mode, press the “PTY/CAT” button again. When in the category search mode, pressing the “FOLDE ...