# SDR ASAA2014031107146

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 11, 2014
- Submitted: March 13, 2014
- Operation: Air carrier
- Aircraft: [N563AS](https://openairdocs.org/aircraft/N563AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35180
- Aircraft time: 28,422 hours, 8,700 cycles
- System (JASC): [3460 · Flight Management Computing Hardware System](https://openairdocs.org/jasc/3460)
- Part: Display
- Part number: 1741010201
- Part serial: 001090
- Condition: Failed
- Location: Flight Deck
- Part time: 49,924 hours, 20,153 cycles
- Stage of operation: NR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2014031107146

## Discrepancy

FO'S MCDU FLASHES ON AND OFF WITH AN INTERMITTENT " FAIL " LIGHT.  ACFT GROUNDED. CONFIRMED DEFECT - RT MCDU HAS CONTINUOUS FAIL/REBOOT CYCLE.  R & R AND TESTED RT MCDU IAW MM 34-61-01-000-802/ MM 34-61-01-400-802.  OPS NORMAL.  VERIFIED MCDU OPS SOFTWARE 3463-SMI-001-02 INSTALLED.

---
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.