# SDR ASAA2015090512947

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 5, 2015
- Submitted: September 9, 2015
- Operation: Air carrier
- Aircraft: [N462AS](https://openairdocs.org/aircraft/N462AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 36362
- Aircraft time: 5,273 hours, 1,728 cycles
- System (JASC): [3460 · Flight Management Computing Hardware System](https://openairdocs.org/jasc/3460)
- Part: Fmc
- Part number: 1762000101
- Part serial: 007225
- Condition: Failed
- Location: Nr 2
- Part time: 7,149 hours, 2,358 cycles
- Stage of operation: NR
- 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/ASAA2015090512947

## Discrepancy

RIGHT FMC FAILED WITH ASSOCIATED VTK AND MAP LIGHTS. RAN CHECKLIST, SYS STILL INOPERATIVE.  ACFT GROUNDED.  REPLACED NR 2 FMCS COMPUTER REF MM 34-61-02, GROUND VERIFICATION CHECKS GOOD.  POSITIONED FMC SWITCH TO NORMAL, BOTH.

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