Garmin StreetPilot 2820 Owner's Manual - Page 49

Selecting Units From the Menu page, touch Settings > General > Units. Change all units of measure to Statute or Metric. Custom allows you to select metric or statue for a variety of units, such as distance, speed, and temperature. Customizing the StreetPilot 2820 Map Datum-select the map datum to be used by your StreetPilot 2820. If you are navigating and comparing the GPS coordinates to a map, chart, or other reference, set the map datum in your StreetPilot 2820 to the same datum as the map to ensure the most accurate navigation. Turning Safe Mode Off and On From the Menu page, touch Settings > General > Safe Mode. Turn on or off Safe Mode, which disables all unit functions that require significant operator attention and could become a distraction while driving. For example, when Safe Mode is On, you cannot search for a location while the vehicle is moving. Changing the Coordinates Settings From the Menu page, touch Settings > General > Coordinates. Position Format-change the appearance of coordinates.Your current position is viewed on the GPS in the form of coordinates. Because different maps and charts use different position formats, the StreetPilot 2820 allows you to choose the correct coordinate system for the type of map you are using. Changing the Map Settings From the Menu page, touch Settings > Map. Map Detail-adjust the amount of detail shown on the map. The map redraws more slowly when detail is increased. Orientation-change the perspective of the map. • 2D North Up-display the map in two dimensions (2-D) with North at the top of the screen. • 2D Track Up-display the map in two dimensions (2-D) with your direction of travel at the top of the screen. • 3D Track Up-display the map in three dimensions (3-D) with your direction of travel at the top of the screen. This is the default map view. StreetPilot 2820 Owner's Manual 41