Pilot's Guide

190-00663-02 Rev. B
Garmin G1000 Pilot’s Guide for the Hawker Beechcraft C90A/GT/GTi
355
HAZARD AVOIDANCE
pressure,temperature,andlapserateshavexedvalues),itiscommonforthebaro-correctedaltitude(asread
fromthealtimeter)todifferfromtheGSLaltitude.Thisvariationresultsintheaircraft’sGSLaltitudediffering
fromthebaro-correctedaltitude.
DISPLAYING TAWS-B DATA
TAWS-Busesyellow(caution)andred(warning)todepictterrainandobstacles(withheightsgreaterthan
200feetabovegroundlevel,AGL)alertsrelativetoaircraftaltitude.Colorsareadjustedautomaticallyasthe
aircraftaltitudechanges. Thecolors andsymbolsin gureand tablesbelow areused torepresentterrain,
obstacles, and potential impact points.
Figure 6-80 Terrain Altitude/Color Correlation for TAWS-B
Unlighted Obstacle Lighted Obstacle
Obstacle Location
< 1000’ AGL > 1000’ AGL < 1000’ AGL > 1000’ AGL
Red obstacle is above or within 100 ft
below the aircraft altitude
Yellow obstacle is between 100 ft and
1000 ft below the aircraft altitude
Table 6-7 TAWS-B Obstacle Colors and Symbology
Potential Impact
Point Symbol
Alert Type Example Annunciation
Warning
Caution
Table 6-8 TAWS-B Potential Impact Point Symbols with Alert Types