Navigation device for vehicle, has manipulation device with mode switching unit to switch manipulation device from car navigation mode to portable mode, when main device is separated from manipulation device

摘要

Download unit of a central processing unit (CPU) (4) downloads destination map from a memory (11) which is obtained from map information supply unit (19) in manipulation device (A1). Mode switching unit of CPU switches device (A1) from car navigation mode to portable mode, when main device (B1) is separated from manipulation device so as to provide uninterrupted display of map showing current position and destination in display unit.