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Garmin G1000 Pilot’s Guide for Cessna Nav III
190-00498-07 Rev. A
476
AUTOMATIC FLIGHT CONTROL SYSTEM
SYSTEM
OVERVIEW
FLIGHT
INSTRUMENTS
EIS
AUDIO PANEL
& CNS
FLIGHT
MANAGEMENT
HAZARD
AVOIDANCE
AFCS
ADDITIONAL
FEATURES
APPENDICESINDEX
7.7 AFCS ANNUNCIATIONS AND ALERTS
AFCS STATUS ALERTS
The annunciationsinTable 7-5 (listedinorderofincreasing priority)canappear on thePFDabove the
Airspeed and Attitude indicators. Only one annunciation occurs at a time, and messages are prioritized by
criticality.
Figure 7-40 AFCS Status Annunciation
AFCS Status
Annunciation
Alert Condition Annunciation Description
Aileron Mistrim Right
Roll servo providing sustained force in the indicated direction
Aileron Mistrim Left
Elevator Mistrim Down
Pitch servo providing sustained force in the indicated direction
Elevator Mistrim Up
Pitch Trim Failure) If AP engaged, take control of the aircraft and disengage AP
Roll Failure
Roll axis control failure; AP inoperative
Pitch Failure
Pitch axis control failure; AP inoperative
System Failure
AP and MET are unavailable; FD may still be available
Preflight Test
Performing preflight system test; aural alert sounds at completion
Do not press the AP DISC Switch during servo power-up and preflight system tests
as this may cause the preflight system test to fail or never to start (if servos fail
their power-up tests). Power must be cycled to the servos to remedy the situation.
Preflight system test failed; aural alert sounds at failure
Table 7-5 AFCS Status Alerts