Using the Main Pages Using Sight ‘N Go NOTE : Sight ‘N Go is available only with the GPSMAP 78S and GPSMAP 78Sc. You can point the device at an object in the distance, such as a lighthouse, lock in the direction, and then navigate to the object. 1 From the main menu, select Sight ‘N Go . 2 Point the device at an object. 3 Select Lock Direction > Set Course . 4 Use the compass to navigate to the object. Numeric Degrees —sets the compass reading to degrees (0°–359°). Mils —sets the compass reading to mils (0 mils–6399 mils). North Reference —sets the north reference of the compass: True —sets true north as the heading reference.
Magnetic —automatically sets the magnetic declination for your location. Grid —sets grid north as the heading reference (0°). User —sets the magnetic variation value. Go To Line/Pointer —allows you to select how the course is displayed. Compass Setup Options From the compass, press menu , and select Setup Heading . Display —shows the type of directional heading on the compass: Bearing (Small/Large) indicates the direction to your destination. Course indicates your relationship to a course line leading to a destination. Directional Letters —sets the compass reading to directional letters (N, S, E, W). 14 GPSMAP 78 Series Owner’s Manual