Garmin G1000 NAV III Line Maintenance Manual page 41

Channel LRU
GMA
CHNL 7
1347 #1
GIA1 ARINC 429
Channel LRU
IN 5 GDC 74 #1
IN 6 GRS 77 #1
G1000 Nav III Line Maintenance Manual
190-00352-00
Indicator Status
GIA1/GMA 1347 data path is functioning correctly
GIA1/GMA 1347 data path is not functioning correctly
•
Reconfigure GIA1.
•
Reconfigure GMA 1347.
•
Check the GIA1/GMA 1347 interconnect for wiring
faults.
•
Swap the GIA's to confirm if the problem is in the
original GIA.
GIA1/GMA 1347 data path functionality is unknown. Reload
GIA1 configuration file.
Indicator Status
GIA1/GDC 74A data path is functioning correctly.
GIA1/GDC 74A data path is not functioning correctly.
•
Reconfigure GIA1.
•
Reconfigure GDC 74A.
•
Check the GIA1/GDC 74A interconnect for wiring faults.
•
Swap the GIA's to confirm if the problem is in the
original GIA.
GIA1/GDC 74A data path functionality is unknown. Reload
GIA1 configuration file.
GIA1/GRS 77 data path is functioning correctly.
GIA1/GRS 77 data path is not functioning correctly.
•
Reconfigure GIA1.
•
Reconfigure GRS 77.
•
Check the GIA1/ GRS 77 interconnect for wiring faults.
•
Swap the GIA's to confirm if the problem is in the
original GIA.
GIA1/GRS 77 data path functionality is unknown. Reload GIA1
configuration file.
Replace original GIA if box turns green after
o
swapping units.
Replace GMA 1347 if problem remains.
o
Replace original GIA if box turns green after
o
swapping units.
Replace GDC 74A if problem remains.
o
Replace original GIA if box turns green after
o
swapping units.
Replace GRS 77 if problem remains.
o
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