Understanding the function keys
951/952 Operator's Manual Rev. B
>
on an electronic chart
>
in alphabetical order
>
in order of distance from your present position
>
stored as avoidance points
•
routes and waypoints edited graphically on chart, or on
list screens
•
plots position of:
>
land masses
>
nav aids
>
landmarks
>
nearby waypoints
>
routes
>
avoidance areas
•
shares waypoints and routes between two or more units
(if connected properly)
Five keys along the bottom of the unit instantly select the
most commonly used functions, as described below.
The 326,7,21 function key displays your position:
directly on the CHART screen
•
•
as GPS lat/lon coordinates
•
as loran TDs (if you have a loran interfaced to the unit)
•
as calculated "Phantom Loran " TDs (if you don't have a
loran interfaced to the unit)
SOG, COG, distance and bearing, and time and date are also
displayed.
The 67((5 function key shows how to steer precisely along a
course line to your current waypoint. It also displays:
•
cross track error
•
estimated time to waypoint
•
estimated time of arrival
Chapter 2 - Introducing the Northstar 951/952
Page 21