# SDR YENA201704180289

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 18, 2017
- Submitted: April 19, 2017
- Operation: Air carrier
- Aircraft: [N621JB](https://openairdocs.org/aircraft/N621JB), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 2491
- Aircraft time: 47,695 hours, 16,695 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 32145410
- Part serial: 7666
- Condition: Failed
- Location: Emergency Lights
- Part time: 47,698 hours, 16,695 cycles
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/YENA201704180289

## Discrepancy

FOUND NO COMM BETWEEN CID'S & EPSU.  R & R THE EPSU (10WL) IAW AMM 33-51-38. OPS CHECKED GOOD.

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