Cockpit Reference Guide

190-00763-02 Rev. A
Garmin G1000 Pilot’s Guide for the Piper PA-46 Meridian
405
AUTOMATIC FLIGHT CONTROL SYSTEM
SYSTEM
OVERVIEW
FLIGHT
INSTRUMENTS
EICAS
AUDIO PANEL
& CNS
FLIGHT
MANAGEMENT
HAZARD
AVOIDANCE
AFCS
ADDITIONAL
FEATURES
APPENDICES INDEX
FLIGHT DIRECTOR MODES
Flight director modes are normally selected independently for the pitch and roll axes. Unless otherwise
specied,allmodekeysarealternateaction(i.e.,presson,pressoff).Intheabsenceofspecicmodeselection,
the flight director reverts to the default pitch and/or roll mode(s). Mode keys on the AFCS controller are
accompanied by annunciator lights (Figure 7-1) which are illuminated when their respective modes are armed
or active.
Armed modes are annunciated in white and active in green in the AFCS Status Box. Under normal operation,
when the control for the active flight director mode is pressed, the flight director reverts to the default mode(s)
for the axis(es). Automatic transition from armed to active mode is indicated by the white armed mode
annunciation moving to the green active mode field and flashing for 10 seconds.
If the information required to compute a ight director mode becomes invalid or unavailable, the ight
director automatically reverts to the default mode for that axis. A flashing yellow mode annunciation and
annunciatorlightindicatelossofsensor(ADC)ornavigationdata(VOR,LOC,GPS,VNV,SBAS)requiredto
computecommands.Whensuchalossoccurs,thesystemautomaticallybeginstorollthewingslevel(enters
Roll Hold Mode) or maintain the pitch angle (enters Pitch Hold Mode), depending on the affected axis. The
ashingannunciationstopswhentheaffectedmodekeyispressedoranothermodefortheaxisisselected.If
after 10 seconds no action is taken, the flashing annunciation stops.
Figure 7-3 Loss of VOR Signal
The flight director is automatically disabled if the attitude information required to compute the default flight
director modes becomes invalid or unavailable.
SWITCHING FLIGHT DIRECTORS
TheGFC700inthePiperPA-46Meridianhastwoightdirectors,eachoperatingwithinanIAU.Onlyone
flight director is active (selected) at a time. Flight directors may be switched by pressing the XFRKey.Both
PFDs display the selectedightdirector,indicatedbyan arrow pointing toward either the pilot or copilot
side, in the center of the AFCS Status Box. The annunciator light arrow for the selected flight director is also
illuminated beside the XFRKey.Whentheightdirectorsareswitched,theverticalandlateralmodesrevert
to default.
Figure 7-4 Flight Director Selection Indications
Pilot-side Flight Director
Copilot-side Flight Director