active provided the on board computer has a cd player capable of holding multiple cds on the screen directly adjacent to the arrow keys is displayed in digital format the disc number and the track the on board computer system can have either two or three screens screen 1 is the main menu of the on board computer screen 2 appears when either the dvd pushbutton or the connectivity conference call or internet features are selected screen 3 is the screen in the back of the vehicle i e a car where the passengers can watch the dvd screen 3 can also be referred to as the screen used by the airplane where the passengers can watch the dvd a big screen in the center aisle or a screen on the back of the seats of a plane being played by the main on board computer pause works for the entire radio and connectivity sections i e when a cellular call is received the pause pushbutton can be selected to answer the call the dvd cd mp3 stops playing either when the user presses either the stop or pause pushbutton or when the dvd stops automatically because it has finished once the dvds have finished playing the user presses the prev pushbutton on the bottom panel of the screen to return.