# SDR UIEA2019060304380

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 31, 2019
- Submitted: June 3, 2019
- Operation: Air carrier
- Aircraft: [N1709A](https://openairdocs.org/aircraft/N1709A), registered now
- Make and model: Boeing 767375
- Aircraft serial: 24086
- Aircraft time: 92,442 hours, 21,483 cycles
- System (JASC): [2300 · Communications System](https://openairdocs.org/jasc/2300)
- Part: Microphone
- Condition: No Test
- 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/UIEA2019060304380

## Discrepancy

F/O OXYGEN MASK MICROPHONE FAILS TEST. (<P>REMOVED AND REPLACED F/O OXYGEN MASK IAW AMM 35-11-04. </P><P>LP 1088341 - M2: SWAPPED OBSERVER AUDIO SELECTOR PANEL WITH F/O IAW AMM 23-40-00. OPS CHECK GOOD. </P>)

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