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Lat/Lon Grid
Lat/Lon Grid allows you to display or hide a grid showing latitude
and longitude lines.
To change the Lat/Lon Grid setting:
1. Highlight Lat/Lon Grid on the Navigation main menu.
2. Use the LEFT or RIGHT 4-WAY Cursor Control keys to change the Lat/Lon Grid setting. (Hidden,
Visible, Default=Hidden)
Spot Soundings
Spot Soundings allows you to display or hide spot soundings, which
are depth measurements shown on the chart.
NOTE: Spot Soundings are only available on optional-purchase MMC charts.
To change the Spot Soundings setting:
1. Highlight Spot Soundings on the Navigation main menu.
2. Use the LEFT or RIGHT 4-WAY Cursor Control keys to change the Spot Soundings setting.
(Hidden, Visible, Default=Hidden)
North Reference
North Reference allows you to have bearings displayed with one of
two orientations: True North or Magnetic North.
To change the North Reference setting:
1. Highlight North Reference on the Navigation main menu.
2. Use the LEFT or RIGHT 4-WAY Cursor Control keys to change the North Reference setting.
(True, Magnetic, Default = True)
Grid Rotation
Grid Rotation allows you to set the orientation of the trolling grid in
degrees, where a setting of 0° displays a standard North, South, East,
West alignment. See Waypoints for information on how to set a Grid.
To change the Grid Rotation setting:
1. Highlight Grid Rotation on the Navigation main menu.
2. Use the LEFT or RIGHT 4-WAY Cursor Control keys to change the Grid Rotation setting. (0° to
89°, Default = 0°)