Humminbird 755C Marine GPS System User Manual


 
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Track Color Range
Track Color Range allows you to set the depth
range that will be displayed as black, the deepest depth, when Color By Depth
is selected as the style for the current track (see Navigation Menu Tab: Current
Track).
T
o change the Track Color Range:
1. Highlight Track Color Range on the Navigation main menu.
2. Use the LEFT or RIGHT 4-WAY Cursor Control keys to change the Track
Color Range setting. (50 to 3000 feet or 20 to 1000 meters
[International Units only], Default = 50 ft, 15 m)
Map Datum
(Advanced)
Map Datum allows you to change the map coordinate system used by the
Chartplotter to match those of a paper map. The Map Datum menu choice is only
available when User Mode is set to Advanced (see Setup Menu Tab: User Mode).
To change the Map Datum setting:
1. Make sure you are in Advanced User Mode, then highlight Map Datum
on the Navigation main menu.
2. Use the LEFT or RIGHT 4-WAY Cursor Control keys to change the Map
Datum setting. (Default = WGS 84)