Garmin G1000H
™
Cockpit Reference Guide for the Bell 407GX
190-01254-00 Rev. B
115
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 77H MESSAGE ADVISORIES
Message
Comments
AHRS1 TAS
– AHRS1 not receiving
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
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 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
system should be serviced.
AHRS1 GPS
– AHRS1 not receiving
backup GPS information.
The #1 AHRS is not receiving backup GPS information.
The system should be serviced.
AHRS1 GPS
– AHRS1 operating
exclusively in no-GPS mode.
The #1 AHRS is operating exclusively in no-GPS
mode. The 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The #1 AHRS earth magnetic field model is out of
date.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.
GEO LIMITS
– AHRS1 too far North/
South, no magnetic compass.
The aircraft is outside geographical limits for
approved AHRS operation. Heading is flagged as
invalid.
MANIFEST
– GRS1 software
mismatch, communication halted.
The #1 AHRS has incorrect software installed. The
system should be serviced.
GMU 44 MESSAGE ADVISORIES
Message
Comments
HDG FAULT
– AHRS1 magnetometer
fault has occurred.
A fault has occurred in the #1 GMU 44. Heading
is flagged as invalid. The AHRS uses GPS for
backup mode operation. The G1000H system
should be serviced.
MANIFEST
– GMU1 software
mismatch, communication halted.
The GMU 44 has incorrect software installed.
The G1000H system should be serviced.
Summary of Contents for Beil 407GX
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