See also:

Troubleshooting
If Windscreen Sensors blocked appears in the information display, this indicates that the City Safety™ laser sensor is obstructed in some way and cannot detect vehicles ahead of you, which mea ...

Adding a new contact
Enter the name of a new contact 1 Switch between character entry modes (see the following table) 2 Character entry field New contacts can be added in phone mode in Phone menu Phone book ...

Average speed
The system calculates the average speed from the last resetting. Reset using RESET. ...