Toyota Prius 2011 Manual page 335

Adjusting the volume
Press "+" on
volume.
Hold down the button to continue increasing or decreasing the volume.
Selecting a radio station
STEP 1
Press
Press or  on
STEP 2
To scan for receivable stations, press and hold the switch until you
hear a beep.
Selecting a track
STEP 1
Press
Press  or  on
STEP 2
Selecting a disc or folder in the CD player (Folder selection is
available only when MP3/WMA disc is in use.)
STEP 1
Press
Press and hold  or  on
STEP 2
to increase the volume and "-" to decrease the
to select the radio mode.
to select a radio station.
to select the CD mode.
to select the desired track.
to select the CD player.
3-2. Using the audio system
until you hear a beep.
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