Garmin GNC 420 - Manual (Page 155)

GNC 420(A) Pilot’s Guide and Reference 9-7
SECTION 9
AUX PAGES
5) Turn the large right knob to highlight the
departure time (DEP TIME) field.
6) Use the small and large right knobs to enter
the departure time. Press the ENT Key when
finished. Departure time may be entered in local
or UTC time, depending upon unit settings, see
Section 9.4, Setup 1 Page: Date/Time.
7) The flashing cursor moves to the ground speed
(GS) field. Use the small and large right knobs
to enter the ground speed. Press the ENT Key
when finished.
8) With all variables entered, the following
information is provided (see also Figure 9-16):
• DTK - Desired track, or desired course
• DIS - Distance
• ETE - Estimated time enroute
• ESA - Enroute safe altitude
• ETA - Estimated time of arrival
Figure 9-16 Trip Planning Page
Flight Planning Page: Density Alt/TAS/Winds
Calculating density altitude, true airspeed,
and winds aloft:
1) Select ‘Density Alt/TAS/Winds’ from the Flight
Planning Page (Figure 9-17), using the steps
described at the beginning of this section.
Figure 9-17 Density Alt/TAS/Winds Highlighted
2) The flashing cursor highlights the indicated
altitude (IND ALT) field. Use the small and large
right knobs to enter the altitude indicated
on the altimeter. Press the ENT Key when
finished.
3) The flashing cursor moves to the calibrated
airspeed (CAS) field (Figure 9-18). Use the
small and large right knobs to enter the
airspeed from the airspeed indicator. Press
the ENT Key when finished.
Figure 9-18 Calibrated Airspeed Field Selected
190-00140-20 Rev. K