# SDR UHLA2011011000009

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 10, 2011
- Submitted: January 13, 2011
- Operation: Air carrier
- Aircraft: [N657RW](https://openairdocs.org/aircraft/N657RW), registered now
- Make and model: Emb ERJ 170-100 SE
- Registry model: [EMB ERJ 170-100 SE](https://openairdocs.org/model/embraer-erj-170-100-se) (OpenAirDocs)
- Aircraft serial: 17000115
- Aircraft time: 15,148 hours, 9,366 cycles
- System (JASC): [3140 · Central Computers](https://openairdocs.org/jasc/3140)
- Part: Power Supply
- Condition: Defective
- Location: Cockpit
- Stage of operation: LD
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UHLA2011011000009

## Discrepancy

CREW DECLARED EMERGENCY UPON LANDING, AVNX MAU 2B FAIL EICAS MESSAGE.  LANDED WITHOUT INCIDENT.  CYCLED A/C POWER AND MESSAGE CLEARED.  MAINTENANCE LATER REPLACED THE MAU 2 POWER SUPPLY NR 1 AND NR 2.

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