Garmin Flight Deck 100 Marine Instruments User Manual


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Embraer Prodigy
®
Flight Deck 100 Pilot’s Guide
190-00728-04 Rev. A
478
AUTOMATIC FLIGHT CONTROL SYSTEM
ENGAGING THE AUTOPILOT AND YAW DAMPER
NOTE: Autopilot engagement/disengagement is not equivalent to servo engagement/disengagement. Use
the CWS Button to disengage the pitch and roll servos while the autopilot remains active.
Whenthe
AP
Key is pressed, the autopilot, yaw damper, and flight director (if not already active) are activated.
TheightdirectorengagesinPitchandRollHoldModeswheninitiallyactivated.WhentheYD Key is pressed,
the system engages the yaw damper independently of the autopilot. Autopilot and yaw damper status are
displayedinthecenteroftheAFCSStatusBox.Engagementisindicatedbygreen‘AP’and‘YD’annunciations,
respectively.
Figure 7-30 Autopilot and Yaw Damper Engaged
Autopilot
Engaged
Yaw Damper
Engaged
CONTROL WHEEL STEERING
Duringautopilotoperation,theaircraftmaybehand-ownwithoutdisengagingtheautopilot.Pressingand
holding the
CWS
Button disengages the pitch and roll servos from the flight control surfaces and allows the
aircraft to be hand-flown. At the same time, the flight director is synchronized to the aircraft attitude during the
maneuver.PitchtrimoperationisinterruptedduringCWSactivity;yawdamperengagementisunaffected.
The‘AP’annunciationistemporarilyreplacedby‘CWS’inwhiteforthedurationofCWSmaneuvers.
Figure 7-31 CWS Annunciation
Control Wheel Steering
Inmostscenarios,releasingthe
CWS
Button re-engages the autopilot with a new reference. Refer to flight
directormodedescriptionsforspecicCWSbehaviorineachmode.
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