Power on/off strategy for in-vehicle multimedia devices using a single power switch

摘要

A method and system for controlling a multimedia system to activate and deactivate a plurality of multimedia applications. The method includes monitoring a two-level switch, wherein the switch is activated by depressing the switch, determining whether the switch has been depressed, determining whether the multimedia system is active, activating the multimedia system if the system is not active and the switch has been depressed, determining a time duration the switch has been depressed, de-energizing the multimedia system when the switch has been depressed for a predefined time duration, and deactivating one of the plurality of multimedia system applications when the switch has been depressed for less than the predefined time duration. <IMAGE>