# SDR P5CA0401029

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 18, 2004
- Submitted: January 20, 2004
- Operation: Air carrier
- Aircraft: [N496MC](https://openairdocs.org/aircraft/N496MC), registered now
- Make and model: Boeing 747-47UF
- Registry model: [Boeing 747-47UF](https://openairdocs.org/model/boeing-747-47uf) (OpenAirDocs)
- Aircraft serial: 29257
- Aircraft time: 20,383 hours, 2,719 cycles
- System (JASC): [3160 · Central Display](https://openairdocs.org/jasc/3160)
- Part: Display
- Condition: Failed
- Location: Cockpit
- Stage of operation: TX
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/P5CA0401029

## Discrepancy

EXTERNAL POWER FAILED TWICE. WHEN RESTORED, FO'S PFD REMAINED BLANK.  SWAPPED LOWER EICAS DISPLAY WITH FO'S PFD AND DEFERRED IAW MEL 31-61-1.  DMI AUTH. NR 32082.

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