# SDR SIMA202009153001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 13, 2020
- Submitted: September 15, 2020
- Operation: Air carrier
- Aircraft: [N226NN](https://openairdocs.org/aircraft/N226NN), 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: 17000540
- Aircraft time: 11,312 hours, 7,578 cycles
- System (JASC): [3150 · Central Warning](https://openairdocs.org/jasc/3150)
- Part: Warning Horn
- Condition: False Activation
- Location: Mlg
- Stage of operation: DE
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA202009153001

## Discrepancy

AT APROX 8000 FT WHILE DESCENDING CA RA CAME UP TO APPROX 800 FT AND AURAL LANDING GEAR WARNING SOUNDED.  C/A T/S RA, IAW FIM 22-11-00 BLOCK DIAGRAM 1 BLOCKS 1,2,3, AND 12.  PERFORMED OPS CHECK, IAW AMM 34-31-00.  OPS CHECK GOOD.  CMC CODE (22110115FA1).

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