Garmin G3X Pilot's Manual page 352

Annunciations & Alerts
The following system status messages may appear on the Info Page.
SYSTEM STATUS MESSAGES
Message
AHRS extended operation in no-
GPS mode
AHRS fault detected
AHRS magnetic-field model out
of date
AHRS not calibrated
AHRS not receiving airspeed data The AHRS is not receiving true airspeed from
AHRS not receiving GPS
information
AHRS too far north/south for
magnetic heading
ARINC 429 receiver error
Autopilot fault detected
Check XM antenna
Config module error
Config module missing
332
Comments
The AHRS is operating exclusively in no-GPS
mode. The G3X system should be serviced.
A fault has been detected in the AHRS. The
G3X system should be serviced.
The AHRS Earth magnetic field model is out
of date. Update magnetic field model when
practical.
The AHRS is either not calibrated or requires
post installation calibration procedures to be
conducted. The G3X system should be serviced.
the air data computer. The AHRS relies on GPS
information in the absence of true airspeed.
The G3X system should be serviced.
The AHRS is not receiving any or any useful
GPS information. The G3X system should be
serviced.
The aircraft is outside geographical limits for
approved AHRS operation. Heading is flagged
as invalid.
Data received on an ARINC 429 input does not
match the expected configuration.
The remote autopilot unit has detected an
internal fault and needs service.
The display that is configured for a XM antenna
connection does not have an XM signal.
The GDU has encountered unexpected
configuration settings. The G3X system should
be serviced.
The PFD config module is not connected.
Garmin G3X Pilot's Guide 190-01115-00 Rev. J