# SDR YENA201709260797

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 26, 2017
- Submitted: September 28, 2017
- Operation: Air carrier
- Aircraft: [N527JL](https://openairdocs.org/aircraft/N527JL), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 1557
- Aircraft time: 56,962 hours, 20,731 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 32145410
- Part serial: 4174
- Condition: Failed
- Location: Emergency Lights
- Part time: 56,953 hours, 20,724 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/YENA201709260797

## Discrepancy

EMERGENCY LIGHTS WON'T COME ON IN THE ARM POSITION.   R & R THE EPSU & EMERGENCY BATTERY. OPS CHECKED GOOD IAW AMM 33-51-00.

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