Garmin GNC 420AW Pilot's Manual

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Contents

Garmin GNC 420AW Pilot's Manual Manual pdf 43 page image

37Part Three: Section 2TAWS OperationDatabase UpdatesTerrain/obstacle databases are updated periodi-cally with the latest terrain and obstacle data. Visit theGarmin website to check for newer versions of terrain/obstacle databases. Compare database cycle numbersto determine if a newer version is available.The database update process includes eitherreprogramming or replacing the database card andinserting the updated card in the right card slot on theunit front panel. The terrain/obstacle database maybe downloaded via the internet and the card repro-grammed using a USB programmer available fromGarmin. Contact Garmin at 800-800-1020 or atwww.garmin.com for more information.To update your terrain/obstacle databases:1. Acquire a new terrain data card fromGarmin.2. Turn off the power to the 500W Series unit.3. Remove the old terrain data card and insert thenew card into the right-most slot of the 500WSeries unit.4. Turn on the 500W Series unit and verify thatthe TAWS system passes self-test.Terrain/Obstacle Database Areas of CoverageThe following describes the area of coverage avail-able in each database. Regional definitions may changewithout notice.Database Coverage AreaWorldwide (WW)Latitudes: N75° to S60°Longitudes: W180° to E180°Cycle 09T1 and later:Latitudes: N90° to S90°Longitudes: W180° to E180°United States (US)Limited to the United States plussome areas of Canada, Mexico,Caribbean, and the Pacific.US/EuropeAlaska, Austria, Belgium, Canada*,Caribbean*, Czech Republic,Denmark, Estonia, Finland, France,Germany, Greece, Hawaii, Iceland,Ireland, Italy, Latvia, Lithuania,Mexico*, Netherlands, Norway,Poland, Portugal, Slovakia, Spain,Sweden, Switzerland, UnitedKingdom, United States* Indicates partial coverageNOTE: It is very important to note that not all obstaclesare necessarily charted and therefore may not be con-tained in the Obstacle Database.190-00356-30 Rev H