# SDR CALA2013101592067

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 14, 2013
- Submitted: October 15, 2013
- Operation: Air carrier
- Aircraft: [N477UA](https://openairdocs.org/aircraft/N477UA), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 1514
- Aircraft time: 40,404 hours, 17,447 cycles
- Engine: Iae V2527A5
- System (JASC): [3597 · Oxygen System Wiring](https://openairdocs.org/jasc/3597)
- Part: Connector
- Condition: Unsecure
- Location: Cockpit
- Stage of operation: IN
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2013101592067

## Discrepancy

FIRST OFFICERS O2 MASK MIC INOPERATIVE.  SECURED MASK CONNECTOR & OPERATIONS CHECKED OKAY.

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