# SDR YENA20140924202

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 24, 2014
- Submitted: September 25, 2014
- Operation: Air carrier
- Aircraft: [N613JB](https://openairdocs.org/aircraft/N613JB), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 2449
- Aircraft time: 38,190 hours, 13,233 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 32145410
- Part serial: 006252
- Condition: Failed
- Location: Emergency Lights
- Part time: 35,047 hours, 12,307 cycles
- Stage of operation: IN
- How discovered: 9
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/YENA20140924202

## Discrepancy

DURING MAINTENANCE, INCOMING CIDS MESSAGE EPSU UNIT AFT LEFT FAILED.  R & R  EPSU IAW AMM 33-51-33, TEST OK.

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