# SDR VNAA9600002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 17, 1996
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N425JS
- Make and model: Dorner DO328100
- Aircraft serial: 3037
- System (JASC): [3460 · Flight Management Computing Hardware System](https://openairdocs.org/jasc/3460)
- Part: Computer
- Part number: 7510100811
- Condition: Defective
- Location: Nr 1
- Stage of operation: CR
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/VNAA9600002

## Discrepancy

PIT - FLT 4077 - FMS DEAD RECKONING MODE ILLUMINATED ON THE ANNUNICATION PANEL.  CREW ELECTED TO RETURN TO PIT.  PIT MX REPLACED THE NR 1 NAVIGATION COMPUTER IAW MM 34.41.00.  GROUND CHECKED GOOD.  AIRCRAFT RETURNED TO SERVICE.

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