Pilot's Guide

190-00663-02 Rev. B
Garmin G1000 Pilot’s Guide for the Hawker Beechcraft C90A/GT/GTi
71
FLIGHT INSTRUMENTS
GPSsteeringguidanceisstillprovidedaftertheCDIautomaticallyswitchestoLOCuntilLOCcapture,up
totheFinalApproachFix(FAF)foranILSapproach,oruntilGPSinformationbecomesinvalid.Activating
aVector-to-Final(VTF;seetheFlightManagementSection)alsocausestheCDItoswitchtoLOCnavigation
source; GPS steering guidance is not provided after this switch.
GPS CDI SCALING
When GPS is the selected navigation source, the ight plan legs are sequenced automatically and
annunciationsappearontheHSIfortheightphase.Flightphaseannunciationsarenormallyshownin
magenta, but when cautionary conditions exist the color changes to yellow. If the current leg in the flight plan
isaheadingleg,‘HDGLEG’isannunciatedinmagentabeneaththeaircraftsymbol.
ThecurrentGPSCDIscalesettingisdisplayedas‘SystemCDI’ontheAUX-SystemSetupPageandthefull-
scaledeectionsettingmayalsobechanged(2.0nm,1.0nm,0.3nm,orAuto)fromthispage( Figure2-29 ).
If the selected scaling is smaller than the automatic setting for enroute and terminal phases, the CDI is scaled
accordingly and the selected setting is be displayed rather than the flight phase annunciation.
Changing the selected GPS CDI setting:
1) Use the FMS Knob to select the AUX - System Setup Page on the MFD.
2) Press the FMS Knob to activate the cursor.
3) Turn the large FMS Knob to highlight ‘Selected’ in the ‘GPS CDI’ box.
4) Turn the small FMS Knob to highlight the desired setting and press the ENT Key.
5) To cancel the selection, press the FMS Knob or the CLR Key.
Figure 2-29 System Setup Page, GPS CDI Settings
Whensetto‘Auto’(default),theGPSCDIscaleautomaticallyadjuststothedesiredlimitsbaseduponthe
currentphaseofight(Figure2-30,2-31,2-32,Table2-2).