Comparator Annunciations - Garmin G1000 Reference Manual

message advisory alerts
alerts Window message
PFD1 FAN FAIL –PFD1 display fan is inoperative.
PFD2 FAN FAIL – PFD2 display fan is inoperative.
MFD FAN FAIL – MFD display fan is inoperative.
ETM FAULT – Engine Trend Monitor needs service.

Comparator annunCiations

Comparator
Window text
ALT MISCOMP
Difference in altitude sensors is > 200 ft.
If both airspeed sensors detect < 35 knots, this is inhibited.
IAS MISCOMP
If either airspeed sensor detects > 35 knots, and the difference in sensors is > 10 kts.
If either airspeed sensor detects > 80 knots, and the difference in sensors is > 7 kts.
HDG MISCOMP
Difference in heading sensors is > 6 degrees.
PIT MISCOMP
Difference in pitch sensors is > 5 degrees.
ROL MISCOMP
Difference in roll sensors is > 6 degrees.
ALT NO COMP
No data from one or both altitude sensors.
IAS NO COMP
No data from one or both airspeed sensors.
HDG NO COMP
No data from one or both heading sensors.
PIT NO COMP
No data from one or both pitch sensors.
ROL NO COMP
No data from one or both roll sensors..
190-00748-02 Rev. B Garmin G1000 Cockpit Reference Guide for the Cessna Caravan
annunciations & alerts
audio alert
Condition
None
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