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Garmin G1000 Cockpit Reference Guide for the Socata TBM 850
190-00708-02 Rev. A 83
Annunciations & Alerts
Flight
Instruments EAS
Nav/Com/
XPDR/Audio AFCS GPS Nav
Flight
Planning Procedures
Hazard
Avoidance
Additional
Features
Abnormal
Operation
Annun/
Alerts Appendix Index
GTX 33/33D MESSAGE ADVISORIES (CONT.)
Message Comments
XPDR1 SRVC
– XPDR1 needs
service. Return unit for repair.
The #1 transponder should be serviced when
possible.
XPDR2 SRVC
– XPDR2 needs
service. Return unit for repair.
The #2 transponder should be serviced when
possible.
XPDR1 FAIL
– XPDR1 is
inoperative.
There is no communication with the #1
transponder.
XPDR2 FAIL
– XPDR2 is
inoperative.
There is no communication with the #2
transponder.
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.