# SDR MTNA201401140001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 14, 2014
- Submitted: February 10, 2014
- Operation: Air carrier
- Aircraft: [N812FX](https://openairdocs.org/aircraft/N812FX), registered now
- Make and model: Aerosp ATR 72-212
- Registry model: [Aerosp ATR 72-212](https://openairdocs.org/model/aerospatiale-atr-72-212) (OpenAirDocs)
- Aircraft serial: 404
- Aircraft time: 28,186 hours, 27,772 cycles
- System (JASC): [2497 · Electrical Power System Wiring](https://openairdocs.org/jasc/2497)
- Part: Circuit Board
- Condition: Burned
- Location: Fdau
- Stage of operation: DE
- How discovered: O
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/MTNA201401140001

## Discrepancy

DURING APPROACH, HAD ELECTRICAL BURNED ODOR IN COCKPIT.  SYSTEM LIGHT ON FOR FDR CAME ON.  FOUND CIRCUT BRAKERS FDAU/DFDR FLIGHT SUPPLY, FDAU/DFDR GROUND SUPPLY TRIPPED.   INTERNAL COMPONENT THAT CAUSED THE BURNED ODOR IS PCB OF THE FDAU.

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