G1000 Reference Guide - SkyHoppers

SECTION 2FLIGHT INSTRUMENTSMetric DisplayDisplay altitude in meters and barometricpressure in hectopascals:1) Press the PFD Softkey to display the second levelsoftkeys.2) Press the ALT UNIT Softkey.3) Press the METERS Softkey to display altitude inmeters.4) Press the HPA Softkey to display the barometricsetting in hectopascals. Press the IN Softkeyto display the barometric setting in inches ofmercury.5) Press the BACK Softkey to return to the previouslevel softkeys.Low Altitude AnnunciationNOTE: The LOW ALT annunciation is only availablein G1000 systems configured with WAAS-capableGPS. Also, the LOW ALT annunciation is notavailable when the G1000 is configured withTAWS (Terrain Awareness & Warning System),unless TAWS is inhibited.When the Final Approach Fix (FAF) is the activewaypoint in a GPS WAAS approach using vertical guidance,a LOW ALT (Low Altitude) annunciation may appear ifthe current aircraft altitude is at least 164 feet below theprescribed altitude at the FAF. The annunciation initiallyflashes. After a few seconds the flashing stops and theannunciation is displayed as shown in Figure 2-10.Low AltitudeAnnunciationFigure 2-9 Altimeter (Metric)Figure 2-10 Low Altitude on GPS Approach190-00384-07 Rev. A Garmin G1000 Cockpit Reference Guide for the Cessna Nav III2-5