See also:

Deleting all stored programs
Press the left and right memory buttons for approx. 20 seconds until the LED flashes rapidly. All stored programs are deleted. The programs cannot be deleted individually. ...

Radio
When the same radio source is selected in the front and rear (e.g., FM/AM), the same radio station is played. Operation is the same as for the front radio. ...

Editing a contact
1. "My contacts" 2. Select the desired contact. 3. "Edit contact" Edit contact 4. Change the entries. 5. Move the controller to the left. 6. "Yes" ...