# SDR DALA2025100807318

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 7, 2025
- Submitted: October 8, 2025
- Operation: Air carrier
- Aircraft: [N353NW](https://openairdocs.org/aircraft/N353NW), registered now
- Make and model: Airbus A320-212
- Registry model: [Airbus A320-212](https://openairdocs.org/model/airbus-industrie-a320-212) (OpenAirDocs)
- Aircraft serial: 786
- Aircraft time: 80,214 hours, 38,067 cycles
- System (JASC): [2300 · Communications System](https://openairdocs.org/jasc/2300)
- Part: Microphone
- Condition: Inoperative
- Location: Oxygen Mask
- Stage of operation: TX
- 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/DALA2025100807318

## Discrepancy

FO'S O2 MASK MICROPHONE NOT WORKING.  RESET MASK, OPS CKS NORMAL. (LP: 7376134)

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