Garmin HTAWS User Guide - Page 59

Part Four: Section 3 HTAWS Alerts using a USB programmer available from Garmin. Contact Garmin at 800-800-1020 or at www.garmin.com for more information. To update your terrain/obstacle databases: 1. Acquire a new terrain data card from Garmin. 2. Turn off the power to the unit. 3. Remove the old terrain data card and insert the new card into the right-most slot of the unit. 4. Turn on the unit and verify that the HTAWS system passes self-test. Terrain Database Areas of Coverage The following describes the area of coverage available in each database. Regional definitions may change without notice. Database Coverage Area Cycle 09T1, and later: Terrain Database Information To function properly HTAWS requires the use of databases specific to helicopters and HTAWS. The databases required are: 1) 6 arc-second Terrain Database 2) Helicopter Obstacle Database 3) Helicopter Aviation Database including Heliports Database Updates Terrain/obstacle databases are updated periodically with the latest terrain and obstacle data. Visit the Garmin website to check for newer versions of terrain/ obstacle databases. Compare database cycle numbers to Worldwide (WW) Americas - North Americas - South Atlantic - North Atlantic - South Pacific - North Latitudes: N90° to S90° Longitudes: W180° to E180° Latitudes: 0° to N90° Longitudes: W180° to W30° Latitudes: N30° to S90° Longitudes: W180° to W30° Latitudes: 0° to N90° Longitudes: W30° to E90° Latitudes: N30° to S90° Longitudes: W30° to E90° Latitudes: 0° to N90° Longitudes: E60° to E180° determine if a newer version is available. The database update process includes either repro- gramming or replacing the database card and inserting Pacific - South Latitudes: N30° to S90° Longitudes: E60° to E180° the updated card in the right card slot on the unit front panel. The terrain/obstacle database may be down- loaded via the internet and the card reprogrammed 190-00356-30 Rev H 53