Garmin GTN 625 Cockpit Reference Manual page 59

Message
DATALINK-
GDL 88 external traffic
system inoperative or
connection lost.
DATALINK-
GDL 88 external traffic
system has a low
battery.
DATALINK-
GDL 88 configuration
module needs service.
DATALINK-
GDL 88 needs service.
DATALINK-
GSR 56 is inoperative
or connection to GTN
is lost.
DATALINK-
GSR 56 data services
inoperative; registration
required.
DATA LOST-
Pilot stored data was
lost. Recheck settings.
190-01004-04 Rev. E
Description
The GDL 88 has detected
a TAS/TCAS input fault.
The GDL 88 is reporting
that the external traffic
system has a low battery.
The GDL 88 has detected
a configuration module
fault.
GDL 88 has detected an
internal fault.
The GTN is configured
for a Garmin GSR 56
and the GTN cannot
communicate with the
GSR 56. GSR Weather,
Position Reporting, and
Phone Services will be
unavailable.
The GSR 56 is not
registered. GSR Weather,
Position Reporting, and
Phone Services will be
unavailable.
User settings such as map
detail level, NAV range
ring on/off, traffic overlay
on/off, and alert settings
have been lost.
GTN 625/635/650 Cockpit Reference Guide (CRG)
Action
Contact dealer for service.
Contact dealer for service.
Contact dealer for service.
Contact dealer for service.
Close the GSR 56 circuit
breaker and ensure the
GSR 56 is receiving power.
Contact dealer for service.
Contact dealer for service.
Recheck settings.
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