Section 3: Direct-To Navigation - Garmin GNC 420 Pilot's Manual & Reference

Direct-To Navigation
The GNC 420's direct-to function provides a quick method of setting a course to a
destination waypoint. Once a direct-to is activated, the GNC 420 will establish a point-
to-point course line (great circle) from your present position to the selected direct-to des-
tination. Navigation data on the various NAV pages will provide steering guidance until
the direct-to is cancelled or replaced by a new destination.
To select a direct-to destination:
1a. Press the key. The select direct-to waypoint page will appear, with the waypoint identifier
D
field highlighted.
a
2. Use the small ( ) and large (
waypoint.
3. Press to confirm the selected waypoint, and
E
If you're navigating to a waypoint and get off course, the direct-to function may also
be used to re-center the CDI (HSI) needle and proceed to the same waypoint.
To re-center the CDI (HSI) needle to the same destination waypoint:
1b. Press the key, followed by
D
If you're navigating an approach with the missed approach point
(MAP) as the current destination, re-centering the CDI (HSI) needle
D
with the key will cancel the approach.
Section 3
d
) right knobs to enter the identifier of the desired destination
to activate the direct-to function.
E
twice.
E
DIRECT-TO
3
Selecting a
Destination
a
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