# SDR DXTA2025030502561

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 2, 2025
- Submitted: March 5, 2025
- Operation: Air carrier
- Aircraft: [N366QS](https://openairdocs.org/aircraft/N366QS), registered now
- Make and model: Emb EMB-505
- Registry model: [EMB EMB-505](https://openairdocs.org/model/embraer-executive-emb-505) (OpenAirDocs)
- Aircraft serial: 50500268
- Aircraft time: 8,790 hours, 6,834 cycles
- System (JASC): [3150 · Central Warning](https://openairdocs.org/jasc/3150)
- Part: Concentrator
- Part number: 0110145700
- Part serial: 16905130
- Condition: Defective
- Stage of operation: CR
- 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/DXTA2025030502561

## Discrepancy

CENTRAL WARNING SYSTEMS: AT 40,000 RECEIVED GOLDEN CASS MESSAGE GSD1 FAIL WITH MANY OTHER CASS MESSAGES.  ALSO, RECEIVED A DATA PATH HAS FAILED IN THE GTC.  LASTLY, GEAR INDICATION SYSTEM SHOWED DISAGREE FOR THE LEFT MAIN.  PULLED LANDING GEAR EMERGENCY HANDLE. CORRECTIVE ACTION; REPLACED GSD41 PER MCC REQUEST. UPLOADED A SOFTWARE AND CONFIGURATION AS REQUIRED PER PHENOM 300 AMM 1-41-01-470-801-A. PERFORMED OPS CHECK AND THE OPS CHECK WAS SATISFACTORY. WORK WAS DONE IAW PHENOM 300 AMM 31-41-01.

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