EFIS Control Panel
Range Selector - 20 NM
The Range Selector provides selection of desired range on the respective ND. In the event of a mode or range data failure, the ND defaults to the ROSE NAV mode with an 80-NM range. The range must be 80 NM or less to display SID or STAR waypoints.
RANGE MARKS - Range Marks are represented as four equal distance range marks from the the aircraft. The compass card represents the maximum range. In this example, the maximum range is 20 NM with three additional range marks every 5 NM. The range or distance (blue color number) is indicated on the outer edge of two range marks.