# SDR DALA2025082906388

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 28, 2025
- Submitted: August 29, 2025
- Operation: Air carrier
- Aircraft: [N407DX](https://openairdocs.org/aircraft/N407DX), registered now
- Make and model: Airbus A330-941
- Registry model: [Airbus A330-941](https://openairdocs.org/model/airbus-a330-941) (OpenAirDocs)
- Aircraft serial: 1957
- Aircraft time: 21,293 hours, 2,468 cycles
- System (JASC): [3520 · Passenger Oxygen System](https://openairdocs.org/jasc/3520)
- Part: Oxygen Panel
- Condition: Open
- Location: Zone 200
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2025082906388

## Discrepancy

PSU PANEL DROPPED DOWN AT ROW 32.   REPACKED MASKS AND CLOSED DOOR PER A330 AMM 35-31. (7294974)

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