Instruction Manual

G1000 / GFC 700 System Maintenance Manual - 300/B300 Series King Air Page 5-17
190-00716-01 Revision 4
5.2.1.3 GIA CAN / RS-485 CONFIGURATION Page
GIA1 RS-485
Channel LRU Indicator Status
CHNL 1 GEA1
Green
GIA1/GEA1 data path is functioning correctly.
Red
GIA1/GEA1 data path is not functioning correctly.
• Verify GEA1 is powered on using the GEA Status page.
• Load GIA1 and GEA1 configuration files.
• Swap GIA1 and GIA2, reconfigure both GIA’s to their new
locations to confirm if the problem is in the original GIA1.
o Replace original GIA1 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.
o Replace original GEA1 if box turns green after swapping
units.
Check the GIA1/GEA1 interconnect wiring for faults.
Amber
GIA1/GEA1 data path functionality is unknown. Reload GIA1
configuration files.
CHNL 2 GEA2
Green
GIA1/GEA2 data path is functioning correctly.
Red
GIA1/GEA2 data path is not functioning correctly.
• Verify GEA2 is powered on using the GEA Status page.
• Load GIA1 and GEA2 configuration files.
• Swap GIA1 and GIA2, reconfigure both GIA’s to their new
locations to confirm if the problem is in the original GIA1.
o Replace original GIA1 if box turns green after swapping
units.
• Swap GEA2 and GEA1, reconfigure both GEA’s to their new
locations to confirm if the problem is in the original GEA2.
o Replace original GEA2 if box turns green after swapping
units.
Check the GIA1/GEA2 interconnect wiring for faults.
Amber
GIA1/GEA2 data path functionality is unknown. Reload GIA1
configuration files.
CHNL 4 GFC 700
Green
GIA1/GFC 700 data path is functioning correctly.
Red
GIA1/GFC 700 data path is not functioning correctly.
• Load GIA1 configuration files, GIA Gains file and GSA software
and gains file (if LRU and Card versions are different).
Reference GFC section for further troubleshooting.
Amber
GIA1/GFC 700 data path functionality is unknown. Reload GIA1
configuration files.