# SDR MALA030111

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 16, 2003
- Submitted: January 20, 2003
- Operation: Air carrier
- Aircraft: N428XJ
- Make and model: Saab 340B
- Registry model: [Saab 340B](https://openairdocs.org/model/saab-340b) (OpenAirDocs)
- Aircraft serial: 340B428
- System (JASC): [3425 · Integrated Flight System](https://openairdocs.org/jasc/3425)
- Part: Computer
- Part number: 6226190113
- Part serial: 555
- Condition: Faulty
- Location: Cockpit
- Stage of operation: NR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/MALA030111

## Discrepancy

DURING FLIGHT, F/O'S NR 2 EADI GAVE BAD INDICATION.  AHARS COMPUTER BAD.  AIR RETURN TO MEM.  MAINTENANCE REPLACED F/O'S AHRS COMPUTER (AHC-85) WITH SERVICEABLE UNIT IAW SF340 MM 34-21-05-4.  OPS CHECKS GOOD IAW AMM 34-21-05.

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