Garmin GTN 650 Pilot's Guide - Page 302

Foreword Getting Started Xpdr Ctrl Com/Nav FPL 15.5.2 Setting a User-Configured (Manual) Nav Angle There are three variation (heading) options: Magnetic, True, and User. If "Magnetic" is selected, all track, course and heading information is corrected to the magnetic variation computed by the GPS receiver. The "True" setting references all information to true north. The "User" selection allows the pilot to enter values between 0º and 179º E or W. NOTE: When changing the Nav angle, the DTK on the Flight Plan page for an approach does not change until that approach is reloaded. Direct-To 1. While viewing the System page, touch the Units key. Proc Wpt Info 2. Touch the Nav Angle key and then the User key. Map Traffic Terrain Weather Nearest Music Utilities System Messages Symbols Touch to select User (manual) mag var Figure 15-32 Nav Angle Selections 3. After User is selected, touch the Magnetic Variation key to set the value. User Nav Angle Selected Touch To Set Manual Mag Var Figure 15-33 Magnetic Variation is Available for Editing Appendix Index 15-24 Garmin GTN 625/635/650 Pilot's Guide 190-01004-03 Rev. B