Garmin G1000 System Maintenance Manual page 160

GIA1 RS-232 (continued)
Channel LRU
GRS 77 or
CHNL 6
GRS 7800 #1
GMA
CHNL 7
1347D #1
Page 5-12
Revision 4
Indicator Status
GIA1/GRS 77 or GRS 7800 #1 data path is functioning
Green
correctly.
GIA1/GRS 77 or GRS 7800 #1 data path is not functioning
correctly.
•
Load GIA1 configuration files.
•
Swap GIA1 and GIA2, reconfigure both GIA's to their new
locations to confirm if the problem is in the original GIA1.
Red
•
Swap GRS1 and GRS2 (no reconfiguration required) to
confirm if the problem is in the original GRS1.
Check the GIA1/GRS 77 or GRS 7800 #1 interconnect wiring
for faults.
GIA1/GRS 77 or GRS 7800 #1 data path functionality is
Amber
unknown. Reload GIA1 configuration files.
GIA1/GMA 1347D #1 data path is functioning correctly.
Green
GIA1/GMA 1347D #1 data path is not functioning correctly.
•
Load GIA1 and GMA 1347D #1 configuration files.
•
Swap GMA 1347D #1 and GMA 1347D #2, reconfigure
both GMA's to their new locations, to confirm if the
problem is in the original GMA 1347D #1.
Red
•
Swap GIA1 and GIA2, reconfigure both GIA's to their new
locations to confirm if the problem is in the original GIA1.
Check the GIA1/GMA 1347D #1 interconnect wiring for faults.
GIA1/GMA 1347D #1 data path functionality is unknown.
Amber
Reload GIA1 configuration files.
G1000 / GFC 700 System Maintenance Manual - 300/B300 Series King Air
o Replace original GIA1 if box turns green after
swapping units.
o Replace original GRS1 if box turns green after
swapping units.
o Replace original GMA 1347D #1 if box turns green
after swapping units.
o Replace original GIA1 if box turns green after
swapping units.
190-00716-01