# SDR ASAA2023033042649

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 30, 2023
- Submitted: March 31, 2023
- Operation: Air carrier
- Aircraft: [N932AK](https://openairdocs.org/aircraft/N932AK), registered now
- Make and model: Boeing 737-9
- Registry model: [Boeing 737-9](https://openairdocs.org/model/boeing-737-9) (OpenAirDocs)
- Aircraft serial: 44089
- Aircraft time: 4,507 hours, 1,327 cycles
- System (JASC): [3460 · Flight Management Computing Hardware System](https://openairdocs.org/jasc/3460)
- Part: Unknown
- Part number: UNKNOWN
- Condition: Unknown
- Location: Unknown
- Stage of operation: NR
- How discovered: V
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2023033042649

## Discrepancy

MOMENTARY LOSS OF BOTH FMC'S. LNAV DISENGAGED, VTK ON CAPTAINS DISPLAY, BOTH MCDU'S LOST FMC DATE. CONDITION CORRECTED ITSELF W/IN 20 SECONDS BEFORE QRH COULD BE COMPLETED. LNAV/VNAV REENGAGED, NO FURTHER OCCURRENCES. GROUNDED - YES. ACCOMPLISHED B737-9 IFIM 34-61-00 FOR FAULT 34-69001 LOGGED ON LAST FLT LEG FAULT NOT ACTIVE PER IFIM THIS AN INTERMITTENT FAULT. OPS CKD NML.

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