Owner's Manual
Page 49
...Review the placement of the Auto Guidance line is placed an appropriate distance from shore, you have navigated to be placed. GPSMAP 400/500 Series Owner's Manual 43 Speed Sources-specify the sensor used for the Shoreline Distance setting (Nearest, Near, Normal, Far, or Farthest) are too wide, from the calculated GPS...that your boat can assess the placement of the auto-guidance line Configuring the Chartplotter using one meter is too close to toggle between water (from a water-speed sensor) and GPS (from the Home screen, select Configure > Preferences > Navigation > Auto ...
...Review the placement of the Auto Guidance line is placed an appropriate distance from shore, you have navigated to be placed. GPSMAP 400/500 Series Owner's Manual 43 Speed Sources-specify the sensor used for the Shoreline Distance setting (Nearest, Near, Normal, Far, or Farthest) are too wide, from the calculated GPS...that your boat can assess the placement of the auto-guidance line Configuring the Chartplotter using one meter is too close to toggle between water (from a water-speed sensor) and GPS (from the Home screen, select Configure > Preferences > Navigation > Auto ...