Garmin G3X Pilot’s Guide190-01115-00 Rev. KvTable of ContentsGlidepath Mode (GP) (with external WAAS enabled IFR navigator ONLY) ........................... 328Glideslope Mode (GS)....................................................................................................... 330Go Around (GA) and Takeoff (TO) Modes (GMC 305 only) ................................................. 3319.3 Lateral Modes ................................................................................................................. 333Roll Hold Mode (ROL)....................................................................................................... 334Heading Select Mode (HDG) ............................................................................................. 335Navigation Modes (GPS, VOR, LOC, BC) ............................................................................ 337Approaches without Vertical Guidance .............................................................................. 343Approaches with Lateral + Vertical Guidance .................................................................... 347AFCS Alerts ...................................................................................................................... 3539.4 Example Autopilot Flight Plan .................................................................................... 354Section 10 Annunciations & Alerts ................................................................................. 36910.1 Miscellaneous Message Advisories ......................................................................... 36910.2 System Status Messages (INFO Page) .................................................................... 37110.3 Audio Alerts .................................................................................................................. 376Voice Alerts ...................................................................................................................... 376AOA Aural Alert................................................................................................................ 37610.4 PFD Annunciations and Alerting Functions ........................................................... 377Uncertain Heading ........................................................................................................... 377External Navigator Messages (Optional)............................................................................ 377CAS Messages (Optional) ................................................................................................. 378Terrain Annunciations ....................................................................................................... 379Traffic Annunciations ........................................................................................................ 380AHRS Alerts (Optional) ..................................................................................................... 381AFCS Alerts (Optional) ...................................................................................................... 382Vertical Power Fault Indications ........................................................................................ 384Section 11 Appendices ......................................................................................................... 385Appendix A: Data Field Options ....................................................................................... 385Appendix B: Utilities ........................................................................................................... 391Flight Log......................................................................................................................... 391Track Log ......................................................................................................................... 393Heading Line .................................................................................................................... 397Weight & Balance ............................................................................................................ 398EPE Circle ........................................................................................................................ 400Proximity Waypoints ......................................................................................................... 401Appendix C: SD Card Use and Databases ....................................................................... 403Installing and Removing SD Cards .................................................................................... 403G3X Databases ................................................................................................................ 404Updating G3X Databases ................................................................................................. 407Exporting Track Logs and User Waypoints.......................................................................... 410Importing/Exporting Flight Plans ....................................................................................... 411Flight Data Logging .......................................................................................................... 411