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Hide GPS Features................................................................... 146
Initialize GPS............................................................................147
Map Auto Zoom.........................................................................147
Map Data...................................................................................147
Show Map Data.....................................................................148
Pop-Up Map Information......................................................148
Map Boundaries....................................................................148
Fill Water with White........................................................... 148
Map Overlays (Range Rings; Lat/Long Grid) ...................... 148
Map Datum Selection ............................................................... 149
Map Detail Category Selection................................................. 150
Map Orientation .......................................................................150
Navionics
Charts.....................................................................152
Display a Navionics Chart:...................................................152
Port Information ...................................................................153
Tidal Current Information ...................................................154
Tide Information................................................................... 155
Pop-Up Help..............................................................................157
Position Pinning........................................................................157
Reset Options............................................................................158
Require DGPS (SeaCharter 480DF only) ................................ 158
Screen Contrast and Brightness.............................................. 159
Set Language ............................................................................160
Set Local Time .......................................................................... 160
Show WAAS Alarm................................................................... 161
Software Version Information.................................................. 161
Sounds and Alarm Sound Styles.............................................. 162
Track Smoothing.......................................................................162
Trail Options.............................................................................163
Delete All Trails....................................................................163
Flash Trails on Screen Option..............................................163
Update Trail Option..............................................................163
Update Trail Criteria (Auto, Time, Distance)..................164
Trail Update Rate (Time, Distance).................................164
Delete Trail ...........................................................................165
New Trail...............................................................................165
Trail Visible/Invisible and Other Trail Options ..................165
Units of Measure....................................................................... 165
Sec. 9: Searching....................................................................167
Find Addresses..........................................................................167
Find Any Item Selected by Map Cursor ..................................170
Find Interstate Highway Exits ................................................ 171
Find Map Places or Points of Interest (POI) ...........................173