Garmin G500 Pilot's Manual page 259

Alert Message
GATE MODE
GEO LIMITS
GPS1/2 FAIL
GPS(1/2) PPS
FAIL
GWX CONFIG
HDG FAULT
190-01102-02 Rev. B
Description
• Automated testing
is on.
• AHRS1 too far
North/South, no
magnetic compass.
• Operating in
extreme north
latitudes has
rendered heading
data unreliable.
• GPS1/2 is
inoperative.
• PPS has failed from
GPS 1/2.
• The PPS signal has
not been received
in more than 5
seconds.
• Could be caused by
a navigator failure
or a wiring failure.
• GWX config error.
Config service
required.
• AHRS1
magnetometer fault
has occurred.
• Heading data is
unreliable.
Garmin G500 Pilot's Guide
Action
• Use alternate means of
navigation.
• Check AFMS for limitations.
• Use an alternate navigation
source.
• Contact your Garmin dealer for
service.
• Contact your Garmin dealer for
service.
• Check AFMS for limitations.
• Use Compass or other course
information.
• Contact your Garmin dealer for
service.
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