Garmin GNC 420 Pilot's Manual & Reference page 55

TIME AND DISTANCE
TO PROFILE
CURRENT ALTITUDE
AND POSITION
DISTANCE TO TARGET
To create a vertical navigation profile:
r
1. Press the small right knob (
d
2. Rotate the large right knob (
a
3. Rotate the small ( ) and large (
press .
E
a
4. Rotate the small right knob (
"Above Wpt" will use the altitude of a destination airport as stored in the Jeppesen NavData
card. "MSL" lets you set a specific target altitude for any waypoint category: airport, VOR, NDB,
intersection or user waypoint.
a
5. Rotate the small ( ) and large (
waypoint and press . If the target altitude should occur at the target reference waypoint,
E
enter a distance of zero.
a
6. Rotate the small right knob (
designates whether the offset distance defines a point before you reach the target reference
waypoint or after you reach the waypoint.
7. When using a flight plan, the target reference waypoint itself can be specified from the
waypoints contained in the flight plan. By default, the last waypoint in the flight plan will be
selected. To select a different waypoint, rotate the small right knob (
waypoint and press .
E
TARGET ALTITUDE
AND POSITION
AIRPORT
) ) to activate the cursor.
) to highlight the target altitude field.
d
) right knobs to select the target altitude and
) to select "Above Wpt" (AGL) or "MSL", and press
d
) right knobs to select a distance from the target reference
) to select "Before" or "After", and press
a
E .
. This setting
E
) to select the desired
{continued}
NAV PAGES
2
Vertical Navigation
(VNAV)
47