# SDR UHLA2010080300082

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 3, 2010
- Submitted: August 9, 2010
- Operation: Air carrier
- Aircraft: [N656RW](https://openairdocs.org/aircraft/N656RW), 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: 17000113
- Aircraft time: 13,817 hours, 8,536 cycles
- System (JASC): [3140 · Central Computers](https://openairdocs.org/jasc/3140)
- Part: Processor
- Part number: 70265421901
- Part serial: 06036217
- Condition: Unserviceable
- Location: Cockpit
- Part time: 10,270 hours, 8,810 cycles
- Stage of operation: DE
- 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/UHLA2010080300082

## Discrepancy

DURING DESCENT, AVNX MAU 3A FAIL MESSAGE APPEARED.  DECLARED EMERGENCY, LANDED WITHOUT INCIDENT.  MAINTENANCE RESET PER FIM 45-45-00.  ON 8/4/10 MAINTENANCE REMOVED AND REPLACED NIC PROC 5 IAW MM 31-41-04 AND POWER SUPPLY 1 IN MAU 3 IAW MM 31-41-02.

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