# SDR CALA2013112593253

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 24, 2013
- Submitted: December 16, 2013
- Operation: Air carrier
- Aircraft: [N646UA](https://openairdocs.org/aircraft/N646UA), registered now
- Make and model: Boeing 767322
- Aircraft serial: 25283
- Aircraft time: 93,163 hours, 14,805 cycles
- Engine: Pwa PW4060
- System (JASC): [2350 · Audio Integrating System](https://openairdocs.org/jasc/2350)
- Part: Control Panel
- Part number: 503111
- Part serial: 12
- Condition: Inoperative
- Location: 1st Observer'S
- 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/CALA2013112593253

## Discrepancy

PTT BUTTON INOPERATIVE ON 1ST OBSERVER AUDIO CONTROL PANEL.   R & R AUDIO CONTROL PANEL IAW AMM, CHECKED OKAY.

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