Terrain Not Available" Alert - Garmin GNS 530W Pilot's Manual & Reference
500w series
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Also See for GNS 530W:
- Installation manual (216 pages) ,
- Quick reference (23 pages) ,
- Pilot's manual & reference (236 pages)
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2 - NAV PAGES
Terrain Alerts
"TERRAIN Not Available" Alert
The TERRAIN system requires a 3D GPS
navigation solution along with specific vertical
accuracy minimums. Should the navigation solution
become degraded, if the terrain/obstacle database is
not available, or if the aircraft is out of the database
coverage area, the annunciation "TERRAIN NOT
AVAILABLE" is displayed on the TERRAIN Page.
"TERRAIN NOT AVAILABLE" display
51
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