190-00734-11
GTX 33X and GTX 3X5 ADS-B Maintenance Manual
Rev. 6
Page 5-8
Figure 5-4 GTX 3X5 Transponder Alerts
Sheet 4 of 5
G TX 3X5 M essages
If fault still exists ,
contact G arm in.
ADS-B IN
AD S-B/AD S-R /
TIS -B Fault
1090
ADS-B In
1090 R X Fault
UAT
ADS-B In
978 R X Fault
ADS-B In enabled
and both 1090
M Hz and 978 M Hz
receivers failed
Verify antenna is
com patible
Reload software
Inspect all wiring,
and coaxial cables
ADS-B In enabled
and the 1090 M Hz
receiver failed
Verify antenna is
com patible
Reload software
Inspect all wiring,
and coaxial cables
ADS-B In enabled
and the 978 M Hz
receiver failed
Inspect
com patibility of
transponder
antenna and
connections
Reload software
Fault
C ause
Corrective
Action
Fault
C ause
Corrective
Action
Fault
C ause
Corrective
Action
FIS-B
W eather
978 R X Fault
FIS-B
W eather
A D S-B In
C om m unicatio
n Fault
FIS-B enabled
and the 978 M Hz
receiver failed
Inspect
com patibility of
transponder
antenna and
connections
FIS-B enabled and
the 978 M Hz
receiver failed
Inspect
com patibility of
transponder
antenna and
connections
Reload software
Fault
C ause
Corrective
Action
Fault
C ause
Corrective
Action
AD S-B In
C onfiguration
Fault
ADS-B In
configuration data
did not load or is
invalid
Service Soon
Fault
C ause
Corrective
Action
AD S -B In
Electrical Fault
A D S-B In
C alibration
Fault
Reload software
Electrical fault with
the ADS-B board.
Possible internal
hardware problem .
Check wiring
Factory ADS -B In
calibration data is
invalid
Reload software
Service Soon
Service Soon
Fault
C ause
Fault
C ause
Corrective
Action
Corrective
Action
Reset config and
config m odule
Reconfigure unit
Reset config and
config m odule
Reconfigure unit
Reset config and
config m odule
Reconfigure unit
Reset config and
config m odule
Reconfigure unit
Reset config and
config m odule
Reconfigure unit
Reset config and
config m odule
Reconfigure unit
Reload software
Reset config and
config m odule
Reconfigure unit
Reset config and
config m odule
Reconfigure unit
Reload software