Garmin Cessna Caravan G1000, System Maintenance Manual

Page: 208 / 302

Page 5-88 G1000 / GFC 700 System Maintenance Manual - 300/B300 Series King Air
Revision 1 190-00716-01
Problem Cause Solution
Verify input voltage and if it continues
return to Garmin for service.
1030 MHz Fault Internal Fault Return to Garmin for service
1090 MHz Fault Internal Fault Return to Garmin for service
PA/LNA Fault Antenna connections or internal fault Ensure all antenna connections are
correct otherwise return to Garmin for
service
Receiver Fault Antenna connections or internal fault Ensure all antenna connections are
correct otherwise return to Garmin for
service
Transmitter Fault Antenna connections or internal fault Ensure all antenna connections are
correct otherwise return to Garmin for
service
Baro Altitude Fault Baro Altimeter is not powered on or
improper wiring. Verify that the baro altimeter has
power and is properly wired.
Improper configuration settings Verify the configuration correct
Temperature Fault Fan is not operating, Poor ventilation at the
mounting location Verify the fan is running and the unit
is getting adequate ventilation.
TCAS Equipage Fault Broken wire, improper configuration Verify configuration settings on the
transponder and the GTS. Ensure
proper wiring between the
transponder and the GTS
Radio Altitude Fault Radio Altimeter is not powered on or
improper wiring. Verify that the radio altimeter has
power and is properly wired.
Improper configuration settings Verify the configuration is correct.
Red ‘X’ on a data port on the
configuration page Improper wiring; wrong port or speed
selected Ensure the port is properly wired to
the GTS 8XX and the correct settings
are selected on the configuration
page.