36. EIS SWITCHING Panel Flashcards
1
Q
What computers feed data to the six display units?
A
3 Display Management Computers (DMC)
2
Q
What does each of the DMCs normally supply?
A
o DMC 1 – Captain PFD, ND, upper ECAM DU
o DMC 2 – F/O PFD, ND, lower ECAM DU
o DMC 3 – Backup
3
Q
How can you tell if a DMC has failed?
A
o A diagonal line will be displayed in the respective DUs (CRT Aircraft) or
o “INVALID DATA” message is displayed on respective DUs (LCD aircraft)
4
Q
What happens when the upper ECAM display fails?
A
The E/WD automatically replaces the SD on the lower ECAM display.
5
Q
If both the E/WD and SD display units fail, how can you display E/WD information?
A
Select the ECAM/ND switch to CAPT or F/O to transfer the SD to either ND.