# SDR FDIA2020060900001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 7, 2020
- Submitted: June 9, 2020
- Operation: Air carrier
- Aircraft: [N633AT](https://openairdocs.org/aircraft/N633AT), registered now
- Make and model: Cessna 500CESSNA
- Aircraft serial: 5000087
- Aircraft time: 26,795 hours, 19,226 cycles
- System (JASC): [2350 · Audio Integrating System](https://openairdocs.org/jasc/2350)
- Part: Audio Control
- Part number: 10301
- Part serial: 14
- Condition: Malfunctioned
- Location: Cockpit
- Stage of operation: CL
- How discovered: O
- Nature of condition: B
- Precautionary procedure: B, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/FDIA2020060900001

## Discrepancy

PILOTS STARTED HAVING COMMUNICATION PROBLEMS AND THEN SMELLED SMOKE. THE CO-PILOT STILL HAD SOME COMMUNICATION CAPABILITY. AN EMERGENCY WAS DECLARED AND THE AIRCRAFT RETURNED TO BASE UNEVENTFULLY.

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