See also:

Power switch and volume control
The dial is used for both power (ON/OFF) and volume control. The radio is turned ON and OFF by pressing the dial, and the volume is controlled by turning the dial. ...

Navigation monitor (if equipped)
To clean the navigation monitor, wipe it with a silicone cloth or with a soft cloth. If the navigation monitor is extremely dirty, clean it with a soft cloth moistened with neutral detergent then ...

Security setting - Setting PIN code
The PIN code is a 4-digit number and is used when locking the phonebook. 1. Select the “SET PIN” menu. Then “CURRENT PIN?” is displayed. 2. Input the current PIN code by operating the “TUNE/TR ...