# SDR UALA2010020500456

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 3, 2010
- Submitted: February 5, 2010
- Operation: Air carrier
- Aircraft: [N459UA](https://openairdocs.org/aircraft/N459UA), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 1192
- Aircraft time: 32,249 hours, 13,557 cycles
- Engine: Iae V2527A5
- System (JASC): [3510 · Crew Oxygen System](https://openairdocs.org/jasc/3510)
- Part: Microphone
- Part number: MF20534
- Condition: Faulty
- Location: Oxygen Mask
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2010020500456

## Discrepancy

CAPTAIN'S O2 MASK MIC INOP.  REPLACED CAPTAIN'S STOWAGE BOX WITH GOOD UNIT FROM SECOND OBS POSITION, OPS AND LEAK TESTS OK.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.