# SDR UALA2013032501816

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 23, 2013
- Submitted: April 12, 2013
- Operation: Air carrier
- Aircraft: [N446UA](https://openairdocs.org/aircraft/N446UA), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 834
- Aircraft time: 49,148 hours, 19,770 cycles
- Engine: Iae V2527A5
- System (JASC): [2300 · Communications System](https://openairdocs.org/jasc/2300)
- Part: Microphone
- Part number: MF20534
- Part serial: 193
- Condition: Inoperative
- Location: First Officer
- 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/UALA2013032501816

## Discrepancy

FIRST OFFICERS OXYGEN MASK MICROPHONE IS INOPERATIVE.  REPLACED AND TESTED PER MM.

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