Garmin G3X Pilot's Manual page 395

Message
AHRS [number] magnetic
anomaly - check mag installation
AHRS [number] magnetic field
model invalid
AHRS [number] model out of
date
Network communication error
[LRU name] Network address
changed
[GDU name] software version
mismatch
[GDU name] obstacle database
mismatch
[GDU name] obstacle database
missing
[GDU name] terrain database
mismatch
190-01115-00 Rev. K
Annunciations & Alerts
Comments
An anomaly has been detected in the
magnetometer data. Heading may or may not
be flagged invalid.
The data being communicated by the GMU
to the specified AHRS is invalid. Heading is
flagged invalid and the AHRS will use GPS for
backup mode operation.
The specified AHRS Earth magnetic field model
is out of date. Update magnetic field model
when practical.
Two or more LRUs may have the same network
address. Check wiring and configuration.
One or more LRUs on the CAN bus have an
indeterminate network address. This likely
indicates a wiring issue or an intermittent
connector pin. If the problem persists, the G3X
system should be serviced.
The PFD and MFD do not have the same
software version installed. Display crosstalk is
disabled. Ensure all installed display software
matches.
The PFD and MFD have different obstacle
database versions installed. Install the correct
obstacle database on all displays for proper
terrain/obstacle alerting.
The obstacle database is missing. Install the
correct obstacle database on all displays for
proper terrain/obstacle alerting.
The PFD and MFD have different terrain
database versions installed. Install the correct
terrain database on all displays for proper
terrain/obstacle alerting.
Garmin G3X Pilot's Guide
373