17-5
190-01007-03 Rev. D
Garmin GTN 725/750 Pilot’s Guide
Foreword
Getting
Started
Audio &
Xpdr Ctrl
Com/Nav
FPL
Direct-To
Proc
Charts
Wpt Info
Map
Traffic
Terrain
Weather
Nearest
Services/
Music
Utilities
System
Messages
Symbols
Appendix
Index
Message
Description
Action
CONFIGURATION
MODULE -
GTN configuration
module needs
service.
The GTN cannot
communicate with its
configuration module.
The GTN may still have
a valid configuration.
Contact dealer for service.
COOLING -
GTN overtemp.
Reducing backlight
brightness.
Backlight brightness
has been reduced
due to high display
temperatures. The
backlight level will
remain high enough to
be visible in daylight
conditions.
Decrease cabin temperature and
increase cabin airflow (especially
near the GTN). Contact dealer for
service if this message persists.
COOLING FAN -
The cooling fan has
failed.
The GTN cooling fan is
powered, but it is not
turning at the desired
RPM.
Decrease cabin temperature and
increase cabin airflow (especially
near the GTN) to prevent damage
to the unit. Contact dealer for
service.
CROSSFILL
ERROR -
Crossfill is
inoperative. See
CRG for crossfilled
items.
Crossfill is not
working due to loss
of communication
with other GTN or due
to one GTN needing
service.
See section 16.4.1.4 for a list of
crossfilled items that will no longer
be crossfilled. Contact dealer for
service.
CROSSFILL
ERROR -
GTN software
mismatch. See
CRG for crossfilled
items.
Crossfill is configured
“on” but is not working
due to software
mismatch.
See section 16.4.1.4 for a list of
crossfilled items that will no longer
be crossfilled. Contact dealer to
have software versions updated.
Summary of Contents for GTN 725
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