See also:

Random playback
To playback a track/file(s) at random, press the following button (random button) while the track/file is playing. *1: For type A, B and C audio, press the button for 0.5 second or longer. * ...

Turbo models
...

Registering from call history
1. Select the “PHONE BOOK” menu. 2. Select the “ADD ENTRY” menu. 3. Select the “CALL HISTORY” menu. 4. Select “OUTGOING” or “INCOMING” by operating the “TUNE/TRACK/CH” dial. 5. Select the phone nu ...