# SDR ASAA2022111240748

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 12, 2022
- Submitted: November 14, 2022
- Operation: Air carrier
- Aircraft: [N976AK](https://openairdocs.org/aircraft/N976AK), registered now
- Make and model: Boeing 737-9
- Registry model: [Boeing 737-9](https://openairdocs.org/model/boeing-737-9) (OpenAirDocs)
- Aircraft serial: 64967
- Aircraft time: 1,710 hours, 539 cycles
- System (JASC): [3460 · Flight Management Computing Hardware System](https://openairdocs.org/jasc/3460)
- Part: Fmc
- Condition: Faulted
- Location: Both
- 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/ASAA2022111240748

## Discrepancy

INFLIGHT HAD MOMENTARY DUAL FMC FAILURE HAD A/P+ A/T LIGHT ILLUMINATES ALL ND DATA GONE, AND VTK DISPLAYED. SYSTEM APPEARED TO FULLY RECOVER AFTER APPROX 40 SEC. GROUNDED - YES. PERFORMED OMF SHOWS NOT ACTIVE FAULTS. FOUND MSG NBR 34-69001. THERE WAS INTERMITTENT FAULT. PERFORMED GOOD FMC OPS CHECK. REF B737-9 IFIM 34-61-00-810-836; B737-9 AMM 34-61-00-710-801.

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