Lowrance electronic 4900M GPS Receiver User Manual


 
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Navionics chart showing Port Services icon selected by cursor.
3. To scroll through the Service Categories window, press ENT then use
or to see the types of services available. As you highlight a different
category, the list in the lower window changes. To return to the Map
Page, press
EXIT|EXIT.
4. The General Services category includes a long list of items in the De-
tailed Services window. To scroll through the Detailed Services window:
from
SERVICE CATEGORIES, press to DETAILED SERVICES|ENT, then use or
to read the list of available services. To return to the Map Page, press
EXIT|EXIT. To return to the top service category window, press ENT|.
Port Services information screens.
Tidal Current Information
Navionics charts contain Tidal Current information,
represented at large zoom ranges by a box icon with
the letter "C." The icon stands for a Tidal Current
Station location. An example is displayed at right.
When you zoom in to a sufficiently small zoom range, the icon itself be-
comes an animated arrow showing tidal current velocity and direction
for the selected tidal station at the present time. At larger zoom ranges,
Port Services
icons
Pop-up
name box
Cursor lines