Garmin GPS III A Owner's Manual

Also see for GPS III: Declaration of conformity Quick guide Owner's manual Owner's manual

The GPS III’s Map Page combines digital charting with a number of user-selectablefeatures. Before we select our destination and begin navigating toward it, let’s take alook at some of those features.The map display shows your present position using a pointer icon in the center ofthe screen. The Map Page also shows any nearby lakes, rivers, highways and towns.Use the zoom keys (IN and OUT) to adjust the map to the desired scale. The currentscale is indicated in the lower-left corner.To change the map scale:1. Press the IN zoom key to select a smaller scale and display a smaller geographic area.2. Press the OUT zoom key to select a larger scale and display a larger geographic area.The map can be oriented with the top of the page always pointing north (‘NorthUp’), oriented along your desired course (‘Course Up’), or it can automatically rotateto keep your current direction of travel at the top of the screen (‘Track Up’).Nearby waypoints are depicted on the map with any one of over 40 different sym-bols, with the waypoint name displayed directly above the symbol. Let’s create a way-point directly on the map display to see how that process works, then we’ll navigateto this new waypoint.In the ‘Track Up’ orientation,the map is automaticallyrotated to keep your currentdirection of travel at the topof the screen. Note the northindicator in upper-left corner.Use the IN/OUT zoom keysto change the map scale. Thecurrent scale appears in thelower-left corner of the mapdisplay.19SIMULATOR TOURUsing the Map PageBackground Roadsand RailwaysNearby WaypointsPresent Position