Garmin Cessna Caravan G1000, Reference Manual

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Garmin G1000 Cockpit Reference Guide for the Cessna Citation Mustang 190-00600-02 Rev. A
69
Annunciations & Alerts
Flight
Instruments
EICAS
Nav/Com/
XPDR/Audio
AFCS
GPS Nav
Flight
Planning
Pr
ocedur
es
Hazar
d
Avoidance
Additional
Featur
es
Abnormal Oper
ation
Annun/
Alerts
Appendix
Index
grs 77 messAge Advisories
Message Comments
AHRS1 TAS – AHRS1 not receiving
valid airspeed.
The #1 AHRS is not receiving true airspeed from
the air data computer. The AHRS relies on GPS
information to augment the lack of airspeed.
The G1000 system should be serviced.
AHRS2 TAS – AHRS2 not receiving
valid airspeed.
The #2 AHRS is not receiving true airspeed from
the air data computer. The AHRS relies on GPS
information to augment the lack of airspeed.
The G1000 system should be serviced.
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.