# SDR P5CA2011071200063

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 12, 2011
- Submitted: July 14, 2011
- Operation: Air carrier
- Aircraft: [N452PA](https://openairdocs.org/aircraft/N452PA), registered now
- Make and model: Boeing 747-46NF
- Registry model: [Boeing 747-46NF](https://openairdocs.org/model/boeing-747-46nf) (OpenAirDocs)
- Aircraft serial: 30810
- Aircraft time: 46,682 hours, 7,608 cycles
- System (JASC): [3160 · Central Display](https://openairdocs.org/jasc/3160)
- Part: Cdu
- Part number: 4058650904
- Part serial: 99073589
- Condition: Malfunctioned
- Location: Cockpit
- Stage of operation: IN
- 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/P5CA2011071200063

## Discrepancy

DURING PRE-FLIGHT ELECTRICAL SMELL/SMOKE APPEARED IN FLIGHT DECK AREA.  CHECKED E/E COMPARTMENT, FLIGHT DECK, MAIN DECK-FOUND CAPTAINS CDU HAS A STRONG ELECTRICAL SMELL. &NBSP.  REMOVED AND REPLACED CDU AS PER AMM 34-61-02/401.

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