Lexus RC F Owner's Manual page 237

3. MEDIA OPERATION
■ CONTROL PANEL
4
No. Function
Select to display the audio source selection screen.
Select to display the sound setting screen.
Press to turn mute on/off.
 Press to select a media mode.
 While in a media mode, pressing the "MEDIA" button changes media modes.
 Turn to adjust volume.
 Press to turn the audio system on/off.
 Press and hold to restart the audio system.
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