# SDR YENA20120719559

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 19, 2012
- Submitted: July 23, 2012
- Operation: Air carrier
- Aircraft: N323JB
- Make and model: Emb ERJ 190-100 IGW
- Registry model: [EMB ERJ 190-100 IGW](https://openairdocs.org/model/embraer-erj-190-100-igw) (OpenAirDocs)
- Aircraft serial: 19000384
- Aircraft time: 5,388 hours, 3,212 cycles
- System (JASC): [3140 · Central Computers](https://openairdocs.org/jasc/3140)
- Part: Power Supply
- Part number: 70244401903
- Part serial: 10061623
- Condition: Failed
- Location: Mau
- Part time: 5,391 hours, 3,213 cycles
- Stage of operation: DE
- How discovered: O
- Nature of condition: J
- Precautionary procedure: B
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/YENA20120719559

## Discrepancy

FLT 586 NAS-FLL, MAU 3A FAILED EICAS.  PERFORMED TSM TASK 45-45-00-810-943.  REPLACED POWER SUPPLY NR 1 MAU 3 PER AMM 31-41-02.  OPS CHECK GOOD.

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