Installation manual
5-22 Abnormal Procedures
NO PFD COMM
Failure Indication:
If the autopilot stops receiving data from the PFD, a yellow “NO
PFD COMM” message is displayed on the PFD.
Functionality Lost:
All autopilot functionality will be lost.
Recommended Pilot Action:
Immediately transition to hand-flying the aircraft.
Consider attempting a single PFD warmstart by cycling both PFD
circuit breakers for less than 20 seconds (if Avidyne PFD
equipped).
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