Filter
Top Products
4-5190-01182-00 Rev. A
Garmin GTR 225/225A/225B Pilot’s Guide
Message Description Action
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.
DISPLAY -
Display board
needs service.
The display board is
indicating that it needs
service.
Contact dealer for service.
POWER ALERT -
Unit will shut down
if power switch
is not restored
immediately.
Power has been
removed from the unit.
Re-apply power to the unit.
REMOTE KEY
STUCK -
Com push-to-talk
key is stuck.
The Push To Talk key/
switch has been in
pressed position for
at least 30 seconds.
This input will now be
ignored and the com
radio will no longer
transmit.
Verify the Push To Talk key/switch
is not stuck. Contact dealer for
service if this message persists.
REMOTE KEY
STUCK -
Com remote
transfer key is
stuck.
The remote com
transfer (COM RMT
XFR) key/switch has
been in pressed
position for at least 30
seconds. This input will
now be ignored. This
input is not available in
all installations.
Verify the COM RMT XFR key/
switch is not stuck. Contact dealer
for service if this message persists.