# SDR ASAA2022080539400

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 5, 2022
- Submitted: August 8, 2022
- Operation: Air carrier
- Aircraft: [N937AK](https://openairdocs.org/aircraft/N937AK), registered now
- Make and model: Boeing 737-9
- Registry model: [Boeing 737-9](https://openairdocs.org/model/boeing-737-9) (OpenAirDocs)
- Aircraft serial: 44100
- Aircraft time: 659 hours, 198 cycles
- System (JASC): [3460 · Flight Management Computing Hardware System](https://openairdocs.org/jasc/3460)
- Part: Circuit Breaker
- Part number: UNKNOWN
- Condition: Not Seated
- Location: Unknown
- Stage of operation: TX
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2022080539400

## Discrepancy

AFTER POWER INTERRUPTION DURING PREFLIGHT "FMC DISAGREE" MSG ON INBOARD DISPLAY. GROUNDED - YES. RMVD & RESET POWER TO BOTH FMCS BY PULLING/RESETTING 4EA FMC C/B'S. L & R FMC OPS NML REF B737-9 AMM 34-61-00. FMC DISAGREE MSGS EXTINGUISHED IN CAPT & F/O DISPLAYS.

---
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.