# SDR DALA2026081204634

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 11, 2026
- Submitted: August 12, 2026
- Operation: Air carrier
- Aircraft: [N409DX](https://openairdocs.org/aircraft/N409DX), registered now
- Make and model: Airbus A330-941
- Registry model: [Airbus A330-941](https://openairdocs.org/model/airbus-a330-941) (OpenAirDocs)
- Aircraft serial: 1983
- Aircraft time: 24,927 hours, 2,927 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 32146210
- Part serial: 170828
- Condition: Inoperative
- Location: Zone 200
- Part time: 116,192 hours, 11,858 cycles
- 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/DALA2026081204634

## Discrepancy

SEATS 45,46,47,51,52,56,57JK & DOOR 4R EMERGENCY AISLE LIGHTS INOPERATIVE.  REPLACED EPSU AT DOOR 4R PER AMM 33-51-38. (8776893) AIRCRAFT WAS GROUNDED.

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