Garmin GTN 625 Cockpit Reference Manual page 60

Message
DATA SOURCE-
Pressure altitude
source inoperative or
connection to GTN lost.
DATA SOURCE-
Heading 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.
FPL WAYPOINT
LOCKED-
Stored flight plan
waypoint is not in
current navigation
database.
FPL WPT MOVED-
Stored flight plan
waypoint has changed
location.
52
Description
The GTN is configured to
receive pressure altitude
but is not receiving it from
any source.
The GTN is configured
to receive heading
information 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.
Demo mode is in
operation.
A stored flight plan
waypoint is no longer in
the current navigation
database.
A stored flight plan
waypoint has moved
by more that 0.33 arc
minutes from where
previoulsy positioned.
GTN 625/635/650 Cockpit Reference Guide (CRG)
Action
Leg types requiring an
altitude source will no
longer automatically
sequence. Contact dealer
for service.
Heading up map displays
will not be available.
Contact dealer for service.
Radio altitude information
will not be available.
Contact dealer for service.
Do not use for navigation.
Power cycle the GTN to exit
demo mode.
Verify stored cataloged
flight plans and procedures.
Modify stored flight plans
as necessary to include
waypoints that are in the
current navigation database.
Verify stored cataloged
flight plans and procedures.
Modify stored flight plans
as necessary to include
waypoints that are in the
current navigation database.
190-01004-04 Rev. E