# SDR UPS05845298

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 31, 2005
- Submitted: August 31, 2005
- Operation: Air carrier
- Aircraft: [N812UP](https://openairdocs.org/aircraft/N812UP), registered now
- Make and model: Doug DC-8-73F
- Registry model: [Doug DC-8-73F](https://openairdocs.org/model/douglas-dc-8-73f) (OpenAirDocs)
- Aircraft serial: 46112
- System (JASC): [2350 · Audio Integrating System](https://openairdocs.org/jasc/2350)
- Part: Microphone
- Condition: Inoperative
- Location: Oxygen Mask
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UPS05845298

## Discrepancy

CAPTAINS O2 MASK MIC INOP.

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