FMS DEGRADED OPERATION
FMGC RESETS or FAILURES
25
Both FMGC failure
INDICATIONS IN THE COCKPIT
In case of Dual failure:
On ECAM the following messages are displayed:
− "CAB PR LDG ELEV FAULT",
− "AUTO FLT AP OFF", if AP was engaged,
− "AUTO FLT A/THR OFF", if A/THR was engaged.
AP/FD:
− FM and FG capability are lost. AP/FD, A/THR are lost.
NDs:
− On both NDs the red flag MAP NOT AVAILABLE is displayed.
− Navaid tuning is not performed.
MCDU:
− MCDU menu page is displayed and the FMGC prompt is no more
available.
FM1 IND RDY FM2
MCDU MENU
<ACARS
<AIDS
<CFDS
RETURN>
SELECT DESIRED SYSTEM
FM1 IND RDY FM2
MCDU MENU
<ACARS
<AIDS
<CFDS
RETURN>
SELECT DESIRED SYSTEM
PILOT ACTION
A/C must be flown in raw data.
RMPs B/Up mode ..........Select
NAVAIDS........Manually tuned
Consider manual reset one by one of the two FMGCs.
If recovered, all pilot-entered data will have been lost.
STBY NAV
NAV
AIRBUS A318/319/320/321
© THALES AVIONICS S.A.
J43126AA 00
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