
Garmin G1000 Cockpit Reference Guide for the Piper PA-46 Meridian
190-00764-02 Rev. A
79
Annunciations & Alerts
Flight
Instruments EICAS
Nav/Com/
XPDR/Audio AFCS GPS Nav
Flight
Planning Procedures
Hazard
Avoidance
Additional
Features
Abnormal
Operation
Annun/
Alerts Appendix Index
GRS 77 MESSAGE ADVISORIES (CONT.)
Message Comments
AHRS1 GPS
– AHRS1 using backup
GPS source.
The #1 AHRS is using the backup GPS path.
Primary GPS path has failed. The G1000 system
should be serviced when possible.
AHRS2 GPS
– AHRS2 using backup
GPS source.
The #2 AHRS is using the backup GPS path.
Primary GPS path has failed. The G1000 system
should be serviced when possible.
AHRS1 GPS
– AHRS1 not receiving
any GPS information.
The #1 AHRS is not receiving any or any useful
GPS information. Check AFMS limitations. The
G1000 system should be serviced.
AHRS2 GPS
– AHRS2 not receiving
any GPS information.
The #2 AHRS is not receiving any or any useful
GPS information. Check AFMS limitations. The
G1000 system should be serviced.
AHRS1 GPS
– AHRS1 not receiving
backup GPS information.
The #1 AHRS is not receiving backup GPS
information. The G1000 system should be
serviced.
AHRS2 GPS
– AHRS2 not receiving
backup GPS information.
The #2 AHRS is not receiving backup GPS
information. The G1000 system should be
serviced.
AHRS1 GPS
– AHRS1 operating
exclusively in no-GPS mode.
The #1 AHRS is operating exclusively in no-GPS
mode. The G1000 system should be serviced.
AHRS2 GPS
– AHRS2 operating
exclusively in no-GPS mode.
The #2 AHRS is operating exclusively in no-GPS
mode. The G1000 system should be serviced.
AHRS MAG DB
– AHRS magnetic
model database version mismatch.
The #1 AHRS and #2 AHRS magnetic model
database versions do not match.
AHRS1 SRVC
– AHRS1 Magnetic-
field model needs update.
The #1 AHRS earth magnetic field model is out
of date. Update magnetic field model when
practical.
AHRS2 SRVC
– AHRS2 Magnetic-
field model needs update.
The #2 AHRS earth magnetic field model is out
of date. Update magnetic field model when
practical.
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