Vehicle navigation in front of the direction, pc - card for the updating and information - updating process for a vehicle in front of the direction of the navigation

摘要

It is a vehicle navigation in front of the direction (1), which comprises: a mass storage device (10); an internal control system (11), which in the mass storage device (10) reads out the information stored and processed; a pc - cards - slot (14), in which a pc - card (2) can be inserted, which as a result of the internal control system (11) with an external device (3); and a pc - cards - control (15), which the pc - card (2) controls; a switch a (13) which, in a memory apparatus - signal line (12), which is attached a connection between the mass storage device (10) and the internal control (11); a switch b (17) which, in a pc - cards - signal line (16), which is attached a connection between the pc - cards - control (15) and the pc - cards - slot (14); a bypass - signal line (18), a connection between the memory apparatus - signal line (12), and the pc - cards - signal line (16); as well as a switch c (19), which in the bypass - signal line (18) is mounted. The opening and closing of the switches a, b and c (13, 17, 19), in a function of the type as well as the presence / absence of an inserted pc - card (2) controlled.