See also:

MUTE button (if equipped)
Press this button if you wish to immediately cut the volume to zero. The audio display will show “MUTE”. If you press the button again, the original sound volume will return and “MUTE” turns off. ...

How to play back a CD
NOTE For type A audio, if a disc that the player cannot read has been loaded, the player will display the message “CHECK DISC”. ...

Selecting preset stations
Presetting a station with a preset button allows you to select that station in a single operation. Up to six AM, FM1, FM2 and FM3 stations each may be preset. ...