Garmin G1000 Maintenance Manual page 80

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SELECT UNIT—GIA2
RS-485 WINDOW
Channel LRU
CHNL 1 GEA1
Page 5-34
Rev. A
Indicator
GIA2/GEA1 data path is functioning correctly.
GIA2/GEA1 data path is not functioning correctly.
•
Check PFD1 Alert Window for GIA or GEA
configuration or software error messages. Correct
any errors before proceeding.
•
Verify GEA1 status is OK using the AUX - SYSTEM
STATUS PAGE on the MFD. If it has a Red-X,
troubleshoot why the GEA is offline before
proceeding.
•
Swap GIA1 and GIA2, reconfigure both GIA's to
their new locations to confirm if the problem is in the
original GIA2.
−
Replace original GIA2 if box turns green after
swapping units.
•
Swap GEA1 and GEA2, reconfigure both GEA's to
their new locations to confirm if the problem is in the
original GEA1.
−
Replace original GEA1 if box turns green after
swapping units.
•
Check the GIA2/GEA1 interconnect wiring and
connector pins for faults.
GIA2/GEA1 data path functionality is unknown. Reload
GIA2 configuration files.
Status/Recommended Actions
G1000 System Maintenance Manual
190-00903-00