# SDR DXTA2025010301763

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 29, 2024
- Submitted: January 3, 2025
- Operation: Air carrier
- Aircraft: [N371QS](https://openairdocs.org/aircraft/N371QS), registered now
- Make and model: Emb EMB-505
- Registry model: [EMB EMB-505](https://openairdocs.org/model/embraer-executive-emb-505) (OpenAirDocs)
- Aircraft serial: 50500279
- Aircraft time: 8,261 hours, 6,473 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Condition: Inoperative
- Location: Zone 200
- Stage of operation: TX
- How discovered: V
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA2025010301763

## Discrepancy

WHEN STARTING THE ENGINES, THE EMERGENCY LIGHTS COME ON. LOOKS LIKE THE BATTERY PACKS HAVE GONE BAD.   REPLACED EMERGENCY BATTERIES. OPS CHECK GOOD. IAW PHENOM 300 AMM 24-61-00, 24-31-00, AND 33-50-00.

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