# SDR SIMA20220204004

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 4, 2022
- Submitted: February 7, 2022
- Operation: Air carrier
- Aircraft: [N257NN](https://openairdocs.org/aircraft/N257NN), registered now
- Make and model: Emb ERJ 170-200 LR
- Registry model: [EMB ERJ 170-200 LR](https://openairdocs.org/model/embraer-s-a-erj-170-200-lr) (OpenAirDocs)
- Aircraft serial: 17000674
- Aircraft time: 11,724 hours, 7,566 cycles
- System (JASC): [5100 · Standard Practices/Structures](https://openairdocs.org/jasc/5100)
- Part: None
- Condition: None
- Stage of operation: TO
- How discovered: V
- Nature of condition: J
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA20220204004

## Discrepancy

AT FL 350 IN LIGHT CHOP, RECEIVED HIGH SPEED AURAL WARNING FOR APPROX 2 SECONDS. MAX SPEED OBSERVED WAS 283 KTS, HIGHEST MACH OBSERVED UNKNOWN-C/A-PERFORMED OVERSPEED PHASE I INSPECTION AND DEFERRED FDR ANALYSIS IAW EMB 175 AMM 05-50-06. NO DISCREPANCIES NOTED. OPENED TDMI 057T0566

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