# SDR DALA2021052402887

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 23, 2021
- Submitted: May 24, 2021
- Operation: Air carrier
- Aircraft: [N510DN](https://openairdocs.org/aircraft/N510DN), registered now
- Make and model: Airbus A350-941
- Registry model: [Airbus A350-941](https://openairdocs.org/model/airbus-a350-941) (OpenAirDocs)
- Aircraft serial: 0204
- Aircraft time: 13,129 hours, 1,210 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Circuit Board
- Condition: Failed
- Location: Emergency Lights
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2021052402887

## Discrepancy

SHIP 3510 NO LIGHTS FROM DR 2L TO DR 4L. EMERGENCY LIGHTS ON FROM DR 2L TO DR 4L IN ARM POSITION. CORRECTIVE ACTION: R&R'D MOTHERBOARD 1465XZ1 PER A350 AMM 24-71. (7668550)

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