Garmin G500 Pilot's Manual page 371

Alert Message
HDG LOST
HTAWS
IAS NO COMP
<LRU> CAL
<LRU> CONFIG • Error in the
<LRU>
COOLING
<LRU> DB ERR
<LRU> KEYSTK
190-00601-02 Rev. J
Description
• HDG features are
disabled or defaulted
to GPS1 TRK.
• GDU is in the
reversionary
track-based mode.
• External HTAWS is
not available. Internal
TERRAIN-HSVT
alerting is enabled.
• External HTAWS
configuration
mismatch.
• No data from one
or more airspeed
sensors.
• Error in the
calibration of the
indicated LRU.
configuration of the
indicated LRU.
• The indicated LRU
has insufficient
cooling. Display
is automatically
dimmed to reduce
power usage.
• Error exists with
the indicated LRU
database.
• The indicated LRU
key is stuck.
Garmin G500/G600 Pilot's Guide
TOC
Action
• Contact a Garmin dealer for
service.
• Contact a Garmin dealer for
service.
• Calibration service required.
Contact a Garmin dealer for
service.
• Configuration is required. Contact
a Garmin dealer for service.
• Contact a Garmin dealer for
service.
• Replace or update database.
• Contact a Garmin dealer for
service.
Cover
6-11