5-34 Garmin G500 Pilot’s Guide 190-01102-02 Rev. BForewordSec 1SystemSec 2PFDSec 3MFDSec 4HazardAvoidanceSec 5AdditionalFeaturesSec 6Annun.& AlertsSec 7SymbolsSec 8GlossaryAppendix AAppendix BIndex5.7.3 Garmin SVT™ FeaturesFlight Path MarkerAirplane SymbolZero-Pitch Line(ZPL) with HorizonHeading MarksSVT Soft KeysTrafficSynthetic TerrainFigure 5-28 SVT on Primary Flight DisplayNOTE: SVT features are not a substitute for standard course and altitudedeviation information using the CDI, VSI, and VDI presentations.5.7.3.1 Flight Path Marker (FPM)The Flight Path Marker is also known as a Velocity Vector. It is displayedon the PFD at ground speeds above 30 knots. The FPM depicts approximateprojected path of the aircraft accounting for wind speed and direction relative tothe three-dimensional display.5.7.3.2 Zero-Pitch LineThe Zero-Pitch Line is drawn completely across the display and representsthe aircraft attitude with respect to the horizon. It is not necessarily aligned withthe terrain horizon, particularly when the terrain is sloped or mountainous.