# SDR DALA2025100707311

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 1, 2025
- Submitted: October 7, 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: 80,205 hours, 38,063 cycles
- System (JASC): [2300 · Communications System](https://openairdocs.org/jasc/2300)
- Part: Microphone
- Condition: Inoperative
- Location: Oxygen Mask
- 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/DALA2025100707311

## Discrepancy

F.O O2 MASK MICROPHONE NOT TESTING. C/A: REPACKED O2 MASK OPS CKD PER A320 AMM35-13 CKD NORMAL. (LP: 7276102)

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