General InformationGNS 480 (CNX80) Installation Manual 560-0982-01 Rev L 1-171.5 Database UpdatesThe GNS 480 utilizes a database stored on a CompactFlash Memory datacard for easy updating andreplacement. The database is updated by simply inserting an updated database card into the slot in thefront panel in the GNS 480.The GNS 480 comes with a CompactFlash memory card reader/writer (R/W). The R/W is intended forupdating the included database card using a PC. Refer to the installation manual included with the R/W forinstructions on how to install and operate the CompactFlash R/W.The database on the GNS 480 database card is generated from current Jeppesen-Sanderson data andconverted to a format that is used by the GNS 480. The data conversion process is performed usingsoftware that is developed and maintained under Garmin AT configuration management according toRTCA/DO-200A, Standards for Processing Aeronautical Data.GNS 480 users update their database card by purchasing database subscription updates from Jeppesen-Sanderson. The database card is programmed using the supplied CompactFlash memory card R/W andJeppesen-provided software. Contact Jeppesen at 800-621-5377 or www.jeppesen.com for moreinformation and instructions.Contact Garmin AT, Inc. for information on databases available for the GNS 480.CAUTIONDo not insert or remove the data card within 10 seconds after the GNS 480 is turnedon.1.6 Unpacking the EquipmentCarefully unpack the equipment. Visually inspect the package contents for any evidence of shippingdamage. Retain all shipping containers and packaging material in case reshipment is necessary.