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PAST the waypoint. In other words, if the numbers are
surrounded by a black box, then you have passed the
waypoint and need to turn around.
The numbers immediately below the CDI are the CDI
range limits in miles. This gives you an idea of how far
off course you are. For example, if the arrow is halfway
between the course line and the outside left line and the
CDI range is 0.5 miles, then your cross track error is to
the left 0.25 miles. The CDI range is the same as the CDI
alarm setting. See the section on GPS alarms to change
the CDI range.
Using the digital displays at the bottom of the screen
with the graphical display at the top lets you accurately
steer to a waypoint.
CUSTOMIZE SCREENS
The digital displays on the bottom half of the position
and steering screens, plus all of the digital displays on
the plotter screen can be changed as desired. To show
how this is done, we’ll use the position screen as an
example.
To customize the po-
sition screen, first
make certain the po-
sition screen is dis-
played. Next, press
the MENU key. The
first GPS menu ap-
pears. Press the F1
key which corre-
sponds to the
“CHANGE POSITION