# SDR SIMA200734609

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 10, 2007
- Submitted: December 13, 2007
- Operation: Air carrier
- Aircraft: [N625AE](https://openairdocs.org/aircraft/N625AE), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145115
- System (JASC): [3430 · Landing and Taxi Aids](https://openairdocs.org/jasc/3430)
- Part: Inu
- Part number: 7510100831
- Part serial: 98103066
- Condition: Malfunctioned
- Location: Nr 1
- Stage of operation: AP
- How discovered: O
- Nature of condition: O
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA200734609

## Discrepancy

RMU 1 NAV 1 FREQUENCY WINDOW DASHES ONLY FREQUENCY NOT SELECTABLE.  REMOVED AND REPLACED NR 1 INERTIAL NAVIGATION UNIT IAW EMB MM 34-32-01.  OPS CHECK GOOD, AIRCRAFT RETURNED TO SERVICE.

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