Control device for a vehicle route guidance system

摘要

A control device of a component vehicle route guidance system, the system comprising an on-board section having a navigation computer, and a vehicle-installed display for indicating the driver information data of the system. The control device is constructed as a portable hand-operated unit including a route computer, operating means and its own display, allowing the preselection of the route functions to be performed outside the vehicle. The device interfaces with the guidance system by plugging it into the on-board section in the vehicle. Various functions are enabled depending on which position the control device occupies in the on-board section.