# SDR EIA2006241

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 7, 2006
- Submitted: October 12, 2006
- Operation: Air carrier
- Aircraft: N485EV
- Make and model: Boeing 747 212B
- Registry model: [Boeing 747 212B](https://openairdocs.org/model/boeing-747-212b) (OpenAirDocs)
- Aircraft serial: 20712
- System (JASC): [2397 · Communications System Wiring](https://openairdocs.org/jasc/2397)
- Part: Pin
- Condition: Damaged
- Location: Hand Mike Switch
- Stage of operation: CR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/EIA2006241

## Discrepancy

APPROX 15 MIN AFTER DEPARTURE, AIRCRAFT HAD TOTAL COMM FAILURE WHILE F/O AUDIO PANEL SELECTED TO VHF1.  PREVIOUSLY REPAIRED SYSTEM FOR INTERMITTENT OPERATION.  ATTEMPTED TO REPAIR SHORTED HAND MIKE SWITCH AND FOUND NR 5 PIN DAMAGED, REPLACED HAND MIKE JACK AND REPAIRED ASSOCIATED WIRE.

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