Figure 7-5 Terrain/Taws Alert Message Troubleshooting - Garmin GI 275 Installation Manual

SVT could not be Obstacle database
enabled not yet effective
Maintenance Maintenance
Log Message Log Message
SVT could not be Obstacle database
enabled not yet effective
Cause Cause
Terrain database Preloaded database
missing or is not yet activated
out-of-date on the system
Bad feature
enablement
Corrective Corrective
Action Action
Verify Terrain Activate databases:
database is installed follow system
and up-to-date prompts
Re-download and
install SVT feature
enablement
190-02246-14
Rev. 11
Obstacle database SVT not available
expired due to databases
Maintenance Maintenance
Log Message Log Message
Obstacle database SafeTaxi database
expired unavailable
Cause Cause
Database
Obstacle database
out-of-date or
has expired
corrupted
Corrective Corrective
Action Action
Update to the
Reload or update
current database
database
version

Figure 7-5 Terrain/TAWS Alert Message Troubleshooting

Terrain/TAWS
Alert Messages
Terrain not available
TER FAIL
due to databases
Maintenance
Log Message
Terrain database
unavailable
Cause Cause
Database
Database corrupted
out-of-date or
or missing
corrupted
Internal failure
Corrective Corrective
Action Action
Verify Terrain
Reload or update
database is loaded
database
and current
Reload Terrain
database
Service TAWS.
TER N/A
Invalid Config
Maintenance
Log Message
Terrain/TAWS
alerting
configuration not
selected
Cause Cause
No valid GPS position
Terrain data not available
TAWS not properly
(out of coverage area)
configured
GPS vertical position error
estimate over max allowed
Corrective Corrective
Action Action
Verify GPS is
Check TAWS/Terrain
powered and has a
config settings
clear view of sky
Verify Terrain
Verify External
database coverage
TAWS and
GI 275 have the
same aircraft type
Inspect GPS antenna
configured
and wiring
If fault persists,
contact Garmin
GI 275 STC EIS & MFD Installation Manual
Page 7-10