Garmin GNC 420 Pilot's Manual & Reference page 129

Airspace Name
and Type
Status and
Time to Entry
To view and quickly tune the frequency for a controlling agency:
1. Follow steps #1 through #4 on the previous page to display the airspace page for the desired
controlled or special use airspace.
2. Rotate the large right knob (
3. Rotate the large right knob (
4. Press to place the selected frequency in the standby field of the COM window.
E
W
5. Press to activate the selected frequency.
6. To return to the airspace page, rotate the large right knob (
(or press ).
E c
7. To return to the nearest airspace page, rotate the large right knob (
and press (or press
E
8. Press the small right knob (
(display frequency page)
d
) to highlight "Frequencies?" and press
d
) to scroll through the list, highlighting the desired frequency.
d
) to highlight "Done?" and press
d
).
c
r
) to remove the flashing cursor.
"Done?" Field
(return to
previous page)
"Frequency?" Field
Floor/Ceiling Limits
.
E
) to highlight "Done?"
NRST PAGES
Nearest Airspaces
7
121