# SDR DALA2025102207706

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 17, 2025
- Submitted: October 22, 2025
- Operation: Air carrier
- Aircraft: [N335NW](https://openairdocs.org/aircraft/N335NW), registered now
- Make and model: Airbus A320-212
- Registry model: [Airbus A320-212](https://openairdocs.org/model/airbus-industrie-a320-212) (OpenAirDocs)
- Aircraft serial: 340
- Aircraft time: 90,828 hours, 41,763 cycles
- System (JASC): [2300 · Communications System](https://openairdocs.org/jasc/2300)
- Part: Microphone
- Condition: Inoperative
- Location: Zone 200
- 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/DALA2025102207706

## Discrepancy

FO O2 MASK MIC INOP. C/A: R&R'D FO'S 02 BOX OPS CK & LEAK CK GOOD PER AB320 AMM 35-10. (LP: 7372856)

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