# SDR CAL950935

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 18, 1995
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N18833
- Make and model: Doug DC-9-82
- Registry model: [Doug DC-9-82](https://openairdocs.org/model/mcdonnell-douglas-dc-9-82) (OpenAirDocs)
- Aircraft serial: 49493
- System (JASC): [2300 · Communications System](https://openairdocs.org/jasc/2300)
- Part: Audio Select Pnl
- Part number: G5919
- Condition: Failed
- Location: Nr 3
- Part time: 24,958 hours
- Stage of operation: CR
- Nature of condition: B
- Precautionary procedure: H
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CAL950935

## Discrepancy

FLT NR 0730 - DCA - THE NR 3 AUDIO SELECT PANEL BEGAN TO SMOKE IN FLIGHT.  THE SMOKE CEASED AFTER THE CIRCUIT BREAKERS WERE PULLED AND THE UNIT WAS REMOVED FROM OVERHEAD PANEL.  THE NR 3 AUDIO SELECT PANEL WAS REMOVED AND REPLACED.  OPERATIONAL CHECKS WERE GOOD.  AN INSPECTION OF THE INSIDE OF THE REMOVED UNIT FOUND A BURNED CIRCUIT BOARD.  (M)

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