WAAS RAIM/FDE PREDICTION PROGRAM INSTRUCTIONS
NOTE: The WFDE Prediction Program is part of the Garmin Trainer and Route Planning software programs. The
required software and instructions are available via the Garmin website at www.garmin.com.
NOTE: The WFDE Prediction Program requires an internet connection to provide access to current almanac, GEO
almanac, and configuration files.
NOTE: These instructions assume the user has experience operating the G1000 with GIA 63W, the GNS480/CNX80,
or the applicable GNS 400W/500W or GTN 6XX/7XX Series Unit and is familiar with the operation of RAIM and
FDE.
Table of Contents
1 OVERVIEW .......................................................................................................................................................................................... 2
1.1 Fault Detection and Exclusion (FDE) ............................................................................................................................................ 2
1.2 Determining When a WFDE Prediction is Required ...................................................................................................................... 2
1.3 Determining When a WFDE Prediction is Required For GTN Products ......................................................................................... 4
2 IDENTIFYING GPS SOFTWARE VERSION .................................................................................................................................... 5
2.1 GNS 400W/500W Series Products................................................................................................................................................ 5
2.2 GNS 480/CNX80 ........................................................................................................................................................................... 5
2.3 G1000 with GIA 63W ................................................................................................................................................................... 6
2.4 GTN 6XX/7XX ............................................................................................................................................................................... 6
3 RUNNING THE FDE PREDICTION PROGRAM ............................................................................................................................. 7
4 INTERPRETING THE FDE PREDICTION RESULTS ..................................................................................................................... 14
5 UPDATING/CHANGING ALMANAC AND CONFIGURATION FILES ...................................................................................... 16
5.1 Almanac, GEO Almanac, and Configuration Files ...................................................................................................................... 16
5.2 Changing the Configuration File ................................................................................................................................................ 17
6 PRINTING .......................................................................................................................................................................................... 18
6.1 Printing the Prediction Results ................................................................................................................................................... 18
