# SDR WLDA200497

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 7, 2004
- Submitted: November 8, 2004
- Operation: Air carrier
- Aircraft: N276
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48632
- System (JASC): [3160 · Central Display](https://openairdocs.org/jasc/3160)
- Part: Display
- Part number: 4059011911
- Part serial: 94120809
- Condition: Inoperative
- Location: Nr 1 Deu
- Stage of operation: CL
- 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/WLDA200497

## Discrepancy

LAX/ANC AIR TURNBACK DUE TO NR 1 DEU FAILED.  DISPLAY UNITS WENT BLANK, SWITCHED TO AUX, RECOVERED DU'S.  RESET C/B'S, SWITCHED BACK TO NORMAL, LOST DEU'S AGAIN.  REMOVED AND REPLACED NR 1 DEU IAW MM 31-61-1, CHECKED EIS SOURCE SELECT AND OPS CHECKED ALL NORMAL.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.