190-01717-B1
G500/G600 TXi Part 23 AML STC Maintenance Manual
Rev. 1
Page 4-29
Figure 4-20 Audio/Weather Alert Message Troubleshooting
Audio/WX Radar Fault
Messages
If fault still exists,
contact Garmin.
TAWS audio
data missing
or corrupt
GWX requires
service
Audio Failed
OR
Database Failed
OR
Internal failure
See maintenance
log message for
specific failure
condition
Cause
Verify audio
system is online
and terrain
database is loaded
Verify terrain
alerting
configuration
Troubleshoot in
accordance with
audio device
maintenance
manual
Verify audio device
is online
Inspect audio
device
connections and
wiring
Remove GWX and
contact Garmin to
return unit for
service
Corrective
Action
Audio
Inoperative
Cause
Audio device failed
OR
Audio clip failed to
play
Corrective
Action
Cause
Corrective
Action
ARINC 708
weather radar
requires service
See A708 weather
radar maintenance
manual for specific
failure
Remove A708
weather radar and
contact
appropriate
company for repair
Weather
radar needs
service
Cause
Corrective
Action
Connection to WX
radar lost
OR
Improper
configuration
Weather
radar
inoperative
Cause
Corrective
Action
Weather radar is
not receiving one
or more inputs
Display failure
OR
Attitude in failure
OR
Control fault
Verify WX radar
and GDU
configuration
Inspect WX radar
wiring and
connections
Cause
Corrective
Action
Check power and
wiring to WX radar
Verify correct WX
radar configuration
Troubleshoot in
accordance with
audio device
maintenance
manual
Maintenance
Log Message