# SDR DALA2026090104935

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 27, 2026
- Submitted: September 1, 2026
- Operation: Air carrier
- Aircraft: [N503DN](https://openairdocs.org/aircraft/N503DN), registered now
- Make and model: Airbus A350-941
- Registry model: [Airbus A350-941](https://openairdocs.org/model/airbus-a350-941) (OpenAirDocs)
- Aircraft serial: 0149
- Aircraft time: 37,844 hours, 3,766 cycles
- System (JASC): [3397 · Light System Wiring](https://openairdocs.org/jasc/3397)
- Part: Elec Connector
- Condition: Not Seated
- Location: Zone 200
- Stage of operation: IN
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2026090104935

## Discrepancy

ON A SERVICE CHK,  FOUND SEATS 20 H/J AND 21 H/J EMERGENCY LIGHTS INOPERATIVE. DEFERRED TO MEL 33-50-07A, PLACARD INSTALLED. NO M PROCEDURES. OK FOR SERVICE.  RE SEATED CONNECTOR AT 542WL43. NOW CHECKS OK PER A350 AMM 33-51. MEL AND PLACARD REMOVED. (LP 9317172; AIRCRAFT WAS GROUNDED)

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