# SDR ASAA2017120922834

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 9, 2017
- Submitted: December 11, 2017
- Operation: Air carrier
- Aircraft: [N479AS](https://openairdocs.org/aircraft/N479AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 60576
- Aircraft time: 9,728 hours, 3,231 cycles
- System (JASC): [3460 · Flight Management Computing Hardware System](https://openairdocs.org/jasc/3460)
- Part: Fmc
- Condition: Failed
- Location: Left
- Stage of operation: CR
- 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/ASAA2017120922834

## Discrepancy

LEFT FMC FAILED FOR APPROXIMATELY ONE MINUTE DURING CRUISE, WITH VTK DISPLAYED ON CAPTAINS ND AND NO FMC INFO ON MCDU'S.CORRECTED ITSELF. GROUNDED - YES. ACCOMPLISHED FMC SYS BITE PROCEDURE WITH NO FAULTS NOTED REF B737-900 FIM 34-61 TASK 801. O HISTORY 30 DAYS. OK FOR SVC.

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