# SDR YENA201808010300

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 1, 2018
- Submitted: August 3, 2018
- Operation: Air carrier
- Aircraft: [N566JB](https://openairdocs.org/aircraft/N566JB), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 2042
- Aircraft time: 60,028 hours, 21,405 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 32145410
- Part serial: 6148
- Condition: Failed
- Location: Emergency Lights
- Part time: 55,690 hours, 19,550 cycles
- Stage of operation: CL
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/YENA201808010300

## Discrepancy

CLIMBING THROUGH 10,000 FEET AFTER CYCLING THE NO SMOKING SIGN ON, AUTO THE MID AISLE OVERHEAD EXIT LIGHT AND OVERWING EXIT LIGHT ON AIRCRAFT LEFT BECAME INOPERATIVE.  R & R THE LT OVERWING EPSU AND BATTERY PACK IAW AMM 33-51-38.  OPS CHECKED NORMAL.

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