User's Manual

Warnings
The following warnings may appear on the transponder display.
Message
Issue Description
Action to resolve
Antenna Fault
The transponder has detected that
there is a fault in the antenna
cabling or antenna connection.
Check transmitter
cabling and connection
to antenna.
Output Power Low
The transponder has detected that it
transmitted at a lower power level
than expected. This may be caused
by a) poor antenna connection in
the transponder tray, b) poor
antenna cable connections or c) a
transponder hardware fault.
Check connection at the
transponder tray and
transmitter cabling.
No ADSB Position
Valid ADSB position data has not
been received for either
a) 180 seconds from system startup
or
b) 2 seconds once a GPS position
data has been received by the
transponder.
Check cabling to GPS
and GPS antenna
position and connection.