Garmin GNC 420AW GPS Receiver User Manual


 
9 - AUX PAGES
173
190-00356-00 Rev E
Setup 1
Units / Mag Var
To set the magnetic variation:
1. Select “Units / Mag Var” from the Setup 1
page.
2. The flashing cursor highlights the heading
mode field. Turn the small right knob to select
the desired heading mode: Magnetic, True, or
User. Press ENT to accept the selection.
3. If User Heading is selected, the flashing cursor
will highlight the Heading field. Turn the small
right knob to the desired heading values,
hemisphere and then degrees.
NOTE: Manual (User) selection of the heading
value is available for units with SW Version 3.30,
or later.
4. Press ENT to accept the selection.
To change the units of measure:
1. Select “Units / Mag Var” from the Setup 1
page.
2. Turn the large right knob to highlight the
desired units of measure category. The fol-
lowing categories, and corresponding units of
measure, are available:
• DIS, SPD—distance and speed in Nautical
(nautical miles/knots), Statute (miles/miles
per hour) or Metric (kilometers/kilometers per
hour) terms.
• ALT, VS—altitude and vertical speed in Feet/
feet per minute, Meters/meters per minute, or
Meters/meters per second.
• PRESSURE—barometric setting in Inches or
Millibars.
• TEMP—temperature in degrees Celsius or
Fahrenheit.
• FUEL—fuel units in Gallons, Imperial Gal-
lons, Kilograms, Liters or Pounds.
3. Turn the small right knob to select the desired
units of measure for the selected category.
Press ENT to accept the selection.