<< >> NASA ASRS Report 852643, September 2009

A320 flight crew reported dual FMGC failures on two consecutive flights. VOR and ILS approaches were used for landing in IMC using standby nav.

Attributes
ACN	852643
Time
Date	200909
Local Time Of Day	0601-1200
Place
Locale Reference	ZZZ.Airport
State Reference	US
Environment
Flight Conditions	IMC
Aircraft 1
Make Model Name	A320
Operating Under FAR Part	Part 121
Flight Phase	Descent
Flight Plan	IFR
Component
Aircraft Component	FMS/FMC
Person 1
Function	First Officer Pilot Flying
Experience	Flight Crew Last 90 Days 240 Flight Crew Total 13000 Flight Crew Type 2705
Events
Anomaly	Aircraft Equipment Problem Less Severe

Narrative:

Dual FMGC failure on two consecutive legs. Switched to standby navigation flew a VOR DME approach and landed uneventfully. Maintenance worked on aircraft. On return flight had same problem on descent. Flew ILS to normal landing.

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Original NASA ASRS Text

Title: A320 flight crew reported dual FMGC failures on two consecutive flights. VOR and ILS approaches were used for landing in IMC using standby Nav.

Narrative: Dual FMGC failure on two consecutive legs. Switched to standby NAV flew a VOR DME approach and landed uneventfully. Maintenance worked on aircraft. On return flight had same problem on descent. Flew ILS to normal landing.

Data retrieved from NASA's ASRS site as of April 2012 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.