Garmin GTN 625 Pilot's Manual page 334

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