Garmin G1000 Maintenance Manual page 51

__________________________________________________________________
GIA RS-232 / ARINC 429 CONFIG Page
GIA1 RS-232
Channel LRU
GDC 74A
CHNL 1
#1
GTX 33
CHNL 5
#w/TIS
G1000 System Maintenance Manual
190-00907-00
Indicator
GIA1/GDC 74A data path is functioning correctly.
GIA1/GDC 74A data path is not functioning correctly.
•
Check PFD Alert Window for GIA or GDC configuration
or software error messages. Correct any errors before
proceeding.
•
Verify GDC 74 status is OK using the AUX – SYSTEM
STATUS page on the MFD. If it has a Red-X,
troubleshoot why the GDC 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
GIA1.
−
Replace original GIA1 if box turns green after
swapping units.
•
Check the GIA1/GDC 74 interconnect wiring and unit
connector pins for faults.
Replace GDC 74 if problem remains.
GIA1/GDC 74A data path functionality is unknown.
Reload GIA1 configuration files.
GIA1/GTX33 data path is functioning correctly.
GIA1/GTX 33 data path is not functioning correctly.
•
Check PFD1 Alert Window for GIA or GTX
configuration or software error messages. Correct
any errors before proceeding.
•
Swap GIA1 and GIA2, reconfigure both GIA's to their
new locations to confirm if the problem is in the
original GIA1.
−
Replace original GIA1 if box turns green after
swapping units.
•
Check the GIA1/GTX 33 interconnect wiring and
connector pins for faults.
•
Replace GTX 33 if problem remains.
GIA1/GTX 33 data path functionality is unknown. Reload
GIA1 configuration files.
Status
Page 5-15
Rev. B