Garmin G500 Pilot's Manual page 370

Cover TOC
Alert Message
GEO LIMITS
GPS(1/2) FAIL
GPS(1/2) PPS
FAIL
GSR FAIL
GWX CONFIG
GWX SERVICE
HDG FAULT
6-10
Description
• AHRS 1 is too far
north or south. No
magnetic heading
provided.
• Operation in extreme
north latitudes has
rendered the heading
data unreliable.
• Communication with
GPS 1 or GPS 2 is
lost.
• Timing data from
GPS 1 or GPS 2 is
lost.
• GSR has failed.
• GWX configuration
error.
• Configuration is
required.
• GWX requires
service.
• AHRS1 or AHRS 2 in
no-magnetometer
reversionary mode.
• Heading fault occurs
on the AHRS.
• Heading data is
unreliable.
Garmin G500/G600 Pilot's Guide
Action
• Return to a geographic position
within the reliable operating area,
or use an alternate means of
navigation.
• Check the AFMS for limitations.
• Use an alternate navigation
source.
• Contact a Garmin dealer for
service.
• Contact a Garmin dealer for
service.
• Contact a Garmin dealer for
service.
• Contact a Garmin dealer for
service.
• Check the AFMS for limitations.
• Use a compass or other course
information.
• Contact a Garmin dealer for
service.
190-00601-02 Rev. J