# SDR ASAA2013081495796

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 14, 2013
- Submitted: August 16, 2013
- Operation: Air carrier
- Aircraft: [N589AS](https://openairdocs.org/aircraft/N589AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35686
- Aircraft time: 22,013 hours, 6,831 cycles
- System (JASC): [3460 · Flight Management Computing Hardware System](https://openairdocs.org/jasc/3460)
- Part: Fmc
- Condition: Unknown
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2013081495796

## Discrepancy

FMC IS VERY, VERY SLOW WHEN ENTERING DATA. THERE IS A SEVERAL SECOND DELAY BEFORE THE EXECUTE LIGHT ILLUMINATES.  MUCH SLOWER THAN NORMAL.  ACFT GROUNDED.  PERFORMED BOTH FMC, OPS CHECKS IN REF AMM 34-61-00-710-801. OPS CHECK NORMAL.  NO HISTORY FOR LAST 30 DAYS.

---
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.