# SDR AALA202011139007

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 11, 2020
- Submitted: November 13, 2020
- Operation: Air carrier
- Aircraft: [N545UW](https://openairdocs.org/aircraft/N545UW), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 4850
- Aircraft time: 31,351 hours, 11,762 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 32146210
- Part serial: 132547
- Condition: Inoperative
- Location: Emergency Lights
- Part time: 38,341 hours, 11,514 cycles
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202011139007

## Discrepancy

AIRCRAFT WAS GROUNDED.  SEAT MOUNTED LIGHTS AT ROW 3C, 6C, 14C, AND 18C INOPERATIVE.  REPLACED EMERGENCY POWER SUPPLY UNIT 15WL AND BATTERY PACK (AALA202011139011).  OPERATIONS CHECK GOOD, PER AMM 33-51-58.

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