Figure 5-8 Database Alert Troubleshooting - Garmin GPS 175 Maintenance Manual

Terrain/Obstacle database Terrain display unavailable
not available. for current location.
Cause Cause
Terrain database cannot
The terrain or obstacle provide elevation at the
database is missing or current GPS position.
corrupt. Aircraft is outside terrain
database coverage area.
Corrective Corrective
Action Action
Reload the Reload the correct
databases on the databases on the
external data card. external data card.
190-02207-A2
Rev. 3
Database Alerts
Verify user-modified Verify airways
procedures in stored flight in stored flight
plans are correct. plans are correct.
Cause Cause
A stored flight plan
A stored flight plan
contains user-modified
contains an airway that is
procedures, and a
no longer consistent with
navigation database
the current navigation
update has occurred
database.
where the procedure
has changed.
Corrective Corrective
Action Action
Touch the Touch the
Show flight plan/catalog Show flight plan/catalog
actionable button and actionable button and
remove or correct the remove or correct the
affected procedure/flight affected procedure/flight
plan. plan.

Figure 5-8 Database Alert Troubleshooting

A procedure has been
modified in a cataloged
flight plan.
Cause
A new database
update caused a flight
plan to be truncated
because the flight plan
now has more than
100 waypoints due to
an updated procedure
or the flight plan was
truncated when it
removed a procedure
because it no longer
exists in the database.
Corrective
Action
Touch the
Show flight plan/catalog
actionable button and
remove or correct the
affected procedure/flight
plan.
GPS 175/GNX 375/GNC 355 Part 23 AML STC Maintenance Manual
GPS 175/GNX 375/GNC
A procedure has been
355 SD card is invalid or
modified in a cataloged
failed.
flight plan.
Cause
Cause
A new database
External SD card has an
update caused a flight
error or has failed.
plan to be truncated
because the flight plan
now has more than
100 waypoints due to
an updated procedure
or the flight plan was
truncated when it
removed a procedure
because it no longer
exists in the database.
Corrective Corrective
Action Action
Reload the
Touch the
external SD card.
Show flight plan/catalog
actionable button and
remove or correct the
affected procedure/flight
Replace the
plan.
external SD card.
If faults still exist,
contact Garmin.
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