# SDR NOCA21806

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 26, 2006
- Submitted: December 18, 2006
- Operation: Air carrier
- Aircraft: [N756NA](https://openairdocs.org/aircraft/N756NA), registered now
- Make and model: Boeing 757-28A
- Registry model: [Boeing 757-28A](https://openairdocs.org/model/boeing-757-28a) (OpenAirDocs)
- Aircraft serial: 32448
- System (JASC): [3140 · Central Computers](https://openairdocs.org/jasc/3140)
- Part: Eadi
- Condition: Malfunctioned
- Location: Cockpit
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/NOCA21806

## Discrepancy

CAPTAINS DISPLAY UNIT (PRIMARY FLIGHT DISPLAY) CHANGES COLOR AND FLICKERS OCCASIONALLY.  REMOVED AND REINSTALLED CAPT`S EAID IAW AMM 34-22-03.  INSPECTED COOLING INLET SCREENS IAW MM 34-22-00, NO FLICKERING OR COLOR CHANGES NOTED, OPS CHECKED OK.

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