# SDR CALA2013082190641

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 19, 2013
- Submitted: August 23, 2013
- Operation: Air carrier
- Aircraft: [N194UA](https://openairdocs.org/aircraft/N194UA), registered now
- Make and model: Boeing 747422
- Aircraft serial: 26892
- Aircraft time: 54,333 hours, 6,596 cycles
- Engine: Pwa PW4056
- System (JASC): [2350 · Audio Integrating System](https://openairdocs.org/jasc/2350)
- Part: Button
- Part number: 1167015141
- Part serial: 60
- Condition: Unsecure
- Location: Audio Panel
- 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/CALA2013082190641

## Discrepancy

MIC SEL CAP ON CAPTAIN`S RADIO CONTROL PANEL PA BUTTON CAME OFF. REPLACED AUDIO CONTROL PANEL.

---
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.