Lowrance electronic 4900M GPS Receiver User Manual


 
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These figures show the menu sequence (from left to right) for selecting
a Navionics chart for the South Chesapeake Bay area.
3. To turn off a Navionics chart: from the Map Page, press MENU| to
MAP DATA|ENT| to MAP CHOICE|ENT. Use or to select LOWRANCE, then
press
ENT|EXIT|EXIT.
Port Information
Navionics charts contain Port Services information, represented by an-
chor icons on the map display. An example is displayed in the following
figure.
To view Port Services information:
1. Use the arrow keys to move the cursor over a Port Services icon.
When selected, a pop-up name box appears.
2. Press
WPT to display the Port Services Information screen.
The Port Services information screen has two windows. The top window
lists the various service categories. The lower window lists the detailed
services available in each basic category.