Garmin GTN 750 Pilot's Manual page 375

Message
GPS
NAVIGATION
LOST -
Erroneous
position. Use other
navigation source.
GPS RECEIVER -
GPS receiver has
failed. Check GPS
coax for electrical
short.
GPS RECEIVER -
Low internal clock
battery.
GPS RECEIVER -
GPS receiver needs
service.
GPS SEARCHING
SKY -
Ensure GPS
antenna has an
unobstructed view
of the sky.
190-01007-03 Rev. B
Description
GPS position has been
lost due to erroneous
position.
Internal communication
to the SBAS board is
inoperative.
The GPS module
indicates that its clock
battery is low. The unit
will function normally,
but may take a longer
than normal period to
acquire a GPS position.
The GPS module is
reporting that it needs
service. The GPS module
may continue to
function.
The GPS module is
acquiring position and
may take longer than
normal. This message
normally occurs after
initial installation or if
the unit has not been
powered for several
weeks.
Garmin GTN 725/750 Pilot's Guide
Action
Use a different GPS receiver
or a non-GPS based source of
navigation. Contact dealer for
service.
Use a different GPS receiver
or a non-GPS based source of
navigation. Contact dealer for
service.
Contact dealer for service.
Use a different GPS receiver
or a non-GPS based source of
navigation. Contact dealer for
service.
No action is necessary; message is
informational only.
Foreword
Getting
Started
Audio &
Xpdr Ctrl
Com/Nav
FPL
Direct-To
Proc
Charts
Wpt Info
Map
Traffic
Terrain
Weather
Nearest
Music
Utilities
System
Messages
Symbols
Appendix
17-9
Index