# SDR ASOA05627

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 23, 2005
- Submitted: August 10, 2005
- Operation: Air carrier
- Aircraft: [N632AS](https://openairdocs.org/aircraft/N632AS), registered now
- Make and model: Aerosp ATR 72-212
- Registry model: [Aerosp ATR 72-212](https://openairdocs.org/model/aerospatiale-atr-72-212) (OpenAirDocs)
- Aircraft serial: 338
- Engine: Pwa PW127
- System (JASC): [3140 · Central Computers](https://openairdocs.org/jasc/3140)
- Part: Computer
- Part number: 350A53000100
- Condition: Inoperative
- Location: Cockpit
- Part time: 19,571 hours
- Stage of operation: DE
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASOA05627

## Discrepancy

DURING DESCENT, THE CREW NOTICED A CLIMB IN CABIN PRESSURE, SHORTLY FOLLOWED BY AN MFC 2B FAULT.  THE CREW DECLARED AN EMERGENCY AND LANDED SAFELY.  MAINTENANCE REMOVED AND REPLACED THE NR 2 MFC.  OPERATIONAL CHECKS GOOD AC OK FOR SERVICE.  (K)

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