# SDR ASAA2023070343876

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 3, 2023
- Submitted: July 5, 2023
- Operation: Air carrier
- Aircraft: [N966AK](https://openairdocs.org/aircraft/N966AK), registered now
- Make and model: Boeing 737-9
- Registry model: [Boeing 737-9](https://openairdocs.org/model/boeing-737-9) (OpenAirDocs)
- Aircraft serial: 67504
- Aircraft time: 15 hours, 8 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: 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/ASAA2023070343876

## Discrepancy

FMC ENG SOFTWARE DOES NOT SELECT APPROPRIATE SETTING IN CRZ - AUTO. POSSIBLE SOFTWARE LOAD PROBLEM. GROUNDED - YES. FMC SOFTWARE CONFIGURATION CHECK FAILS. DEFAULT LDDB WAS LOADED INTO BOTH FMC'S. LOADED THE CORRECT LDDB REF MM 34-61-00/201 AND VERIFIED FMCS PERFORMANCE FACTORS REF MM 34-61-00-750-803. ALL SETTINGS NORMAL.

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