Garmin G1000 NXi Supplemental Maintenance Manual page 73

GIA RS-232 / ARINC 429 CONFIG Page
GIA1 RS-232
Channel LRU
GDC 72 #1
CHNL 1
(if GSU 75
is installed)
GTX 3x5 #1
(if GTX 335
CHNL 5
or GTX 345
installed)
G1000 Supplemental Maintenance Manual
Textron Nav III Series
190-02128-04
Indicator Status
Green GIA1/GSU 75 (ADC) data path is functioning correctly.
GIA1/GSU 75 (ADC) data path is not functioning correctly.
•
Load GIA1 and GSU 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
o Replace original GIA1 if box turns green after
•
Check the GIA1/GSU 75 interconnect wiring for faults.
Replace GSU 75 if problem remains.
GIA1/GSU 75 (ADC) data path functionality is unknown.
Amber
Reload GIA1 configuration files.
Green GIA1/GTX 3X5 data path is functioning correctly.
GIA1/GTX 3X5 data path is not functioning correctly.
•
Load GIA1 and GTX 335 or GTX 345 (as applicable)
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
o Replace original GIA1 if box turns green after
•
Check the GIA1/GTX 3X5 interconnect wiring for
faults.
Replace GTX 335 or GTX 345 (as applicable) if problem
remains.
GIA1/GTX 3X5 data path functionality is unknown. Reload
Amber
GIA1 configuration files.
swapping units.
swapping units.
Page 5-5
Revision 3