# SDR ASAA2020071532897

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 14, 2020
- Submitted: July 15, 2020
- Operation: Air carrier
- Aircraft: [N566AS](https://openairdocs.org/aircraft/N566AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35182
- Aircraft time: 50,740 hours, 15,055 cycles
- System (JASC): [3160 · Central Display](https://openairdocs.org/jasc/3160)
- Part: Display
- Condition: Malfunctioned
- Location: Cockpit
- Stage of operation: NR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2020071532897

## Discrepancy

FIRST OFFICERS MCDU DISPLAY FAILED, AFTER APPROXIMATELY 50 MIN IT STARTED BACK UP.  GROUNDED - YES. CYCLED FMCS MCDU 2 C/B, ACCOMPLISHED INSTALL TEST REF AMM 34-61-01.

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