Garmin GPSMAP 496 - Manual (Page 29)

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GPSMAP 496 Owner's Manual 2
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Setting Airport Criteria
From the Nearest Airport tab, an options window allows you to
filter out airports that do not meet a defined criteria. This allows
you to only show airports with a surface type and sufficient runway
length you want. You can also select the include private airports
and include Heliports check boxes to include private airports and
heliports in the Nearest Airport tab.
runway Surface—allows you to set criteria for the type of surface
on the runway:
any—shows any runway, regardless of surface type, including
water landing facilities.
Hard only—shows only runways with a concrete, asphalt, or
similar sealed surface.
Hard or Soft—shows all runways except water landing facilities.
Water only—shows only water landing facilities.
Minimum runway Length—allows you to enter a specific length
for the shortest runway allowed.
To enter airport criteria:
1. Press NRST, and open the Airport tab.
2. Press MENU to show the options menu.
3. Select Set Airport Criteria, and then press ENTER. A window
appears with the current settings for runway surface and
minimum runway length.
Airport Criteria Page
4. With the runway surface field highlighted, press ENTER.
Select the surface type, and press ENTER.
5. Highlight the minimum runway length field, and press ENTER.
6. Use the ROCKER to enter the minimum acceptable runway
length. Press ENTER.
notE: Use caution when changing the nearest airport criteria.
In an emergency, a short runway is still typically preferable to an
off-field landing. If you set the runway length too low or exclude
many runway surfaces, you may not be alerted to a nearby
airport that otherwise would be listed.