Garmin CIRRUS PERSPECTIVE SR20 Line Maintenance Manual page 90

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GIA2 RS‐485
Channel LRU
CHNL 1 GEA1
Page 5-44
Rev. E
Indicator
GIA2/GEA1 data path is functioning correctly.
GIA2/GEA1 data path is not functioning correctly.
•
Check PFD Alert Window for GIA or GEA configuration
or software error messages. Correct any errors
before proceeding.
•
Make sure the GEA status is OK using the AUX ‐
SYSTEM STATUS PAGE on the MFD. If there is a Red‐
X, troubleshoot why the GEA is offline before
proceeding.
•
Swap GIA1 and GIA2. Reconfigure both GIA's at their
new locations to see if the problem is in the original
GIA2.
−
Replace original GIA2 if box turns green after
swapping units.
•
Check the GIA2/GEA1 interconnect wiring and
connector pins for faults.
•
Replace GEA71.
GIA2/GEA1 data path functionality is unknown. Reload
GIA2 configuration files.
Status
Cirrus Perspective™ Line Maintenance Manual
190-00920-00