Garmin GTN 725 Cockpit Reference Manual page 86

Message
DATA SOURCE -
Heading source
inoperative or
connection to GTN
lost.
DATA SOURCE -
Pressure altitude
source inoperative
or connection to
GTN lost.
DATA SOURCE -
Radar Altimeter
source inoperative
or connection to
GTN lost.
DEMO MODE -
Demo mode is
active. Do not use
for navigation.
FLIGHT PLAN
IMPORT - Flight
plan import failed.
FLIGHT PLAN
IMPORT - Flight
plan import failed.
Catalog is full.
FLIGHT PLAN
IMPORT - New
imported flight
plan(s) available for
preview.
76
Description
The GTN is configured
to receive heading
information but is not
receiving it from any
source.
The GTN is configured to
receive pressure altitude
but is not receiving it from
any source.
The GTN is configured
to receive radio altitude
information but is not
receiving it from any
source.
The GTN is in Demo Mode
and must not be used for
actual navigation.
The requested flight plan
could not be imported
because the GTN was
unable to decode the
contents of the flight plan.
The flight plan catalog
is full and the requested
flight plan could not be
imported.
The GTN has received a
new flight plan that is
available for preview by
the pilot.
GTN 725/750 Cockpit Reference Guide
Action
Heading up map displays will not be
available. Contact dealer for service.
If the GTN is being used to forward
pressure altitude to a transponder,
the transponder will not be receiving
pressure altitude from the GTN while
that message is present. Contact dealer
for service.
50 foot aural annunciation is
unavailable for HTAWS installations.
Contact dealer for service.
Do not use for navigation. Power cycle
the GTN to exit demo mode. Also
ensure that the Direct-To key is not
stuck.
Check for proper operation of the
needed components. If the problem
persists. Contact dealer for service.
Edit the flight plan catalog to remove
unneeded flight plans.
No action is necessary; message is
informational only.
190-01007-04 Rev. L