Garmin GTN 750 Pilot's Manual page 374

Message
Foreword
FPL WPT MOVED -
Getting
Stored flight plan
Started
waypoint has
Audio &
changed location.
Xpdr Ctrl
Com/Nav
GAD 42 -
GAD 42
FPL
configuration
needs service.
Direct-To
GAD 42 -
GAD 42 needs
Proc
service.
Charts
GLIDESLOPE -
Wpt Info
Glideslope receiver
needs service.
Map
Traffic
Terrain
GLIDESLOPE -
Weather
Glideslope receiver
has failed.
Nearest
GPS
Music
NAVIGATION
LOST -
Utilities
Insufficient
System
satellites. Use other
navigation source.
Messages
Symbols
Appendix
17-8
Index
Description
A stored flight plan
waypoint has moved
by more than 0.33 arc
minutes from where
previously positioned.
GAD 42 indicates a
configuration error.
GAD 42 indicates it
needs service. The GAD
42 may continue to
function.
The glideslope board is
indicating that it needs
service. The glideslope
board may continue to
function.
The glideslope board
is not communicating
property with the
system.
GPS position has been
lost due to lack of
satellites.
Garmin GTN 725/750 Pilot's Guide
Action
Verify stored cataloged flight plans
and procedures. Modify stored
flight plans as necessary to include
waypoints that are in the current
navigation database.
Verify all input/output data from/
to the GAD 42 Interface Adapter.
Contact dealer for service.
Verify all input/output data from/
to the GAD 42 Interface Adapter.
Contact dealer for service.
Verify glideslope deviation
indications with another source
and crosscheck final approach
fix crossing altitude. If another
glideslope source is not available
for verification, fly a GPS based
approach. Contact dealer for
service.
Fly an approach that does not use
the glideslope receiver (VOR, LOC,
GPS). Contact dealer for service.
Use a different GPS receiver
or a non-GPS based source of
navigation. Contact dealer for
service.
190-01007-03 Rev. B