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18-4
Garmin GTN 625/635/650 Pilot’s Guide
190-01004-03 Rev. B
Foreword
Getting
Started
Xpdr Ctrl
Com/Nav
FPL
Direct-To
Proc
Wpt Info
Map
Traffic
Terrain
Weather
Nearest
Music
Utilities
System
Messages
Symbols
Appendix
Index
HDG heading
Heading The direction an aircraft is pointed, based upon
indications from a magnetic compass or a properly set
directional gyro
HFOM Horizontal Figure of Merit
Hg mercury
hPa hectopascal
HPL Horizontal Protection Level
HSDB High-Speed Data Bus
HSI Horizontal Situation Indicator
Hz Hertz
IAF Initial Approach Fix
ICAO International Civil Aviation Organization
IFR Instrument Flight Rules
IGRF International Geomagnetic Reference Field
ILS Instrument Landing System
IMC Instrument Meteorological Conditions
IOI Imminent Obstacle Impact
INFO information
in HG inches of mercury
INT intersection(s)
INTEG integrity (RAIM unavailable)
ITI Imminent Terrain Impact
L left, left runway
LAT latitude
LCD Liquid Crystal Display
LCL local
LED Light Emitting Diode
Leg The portion of a flight plan between two waypoints
LIFR Low Instrument Flight Rules
LNAV Lateral Navigation
LOC localizer
LOI loss of integrity (GPS)
LON longitude
LPV Localizer Performance with Vertical guidance
LRU Line Replacement Unit
LT left