# SDR DXTA2022010354560

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 31, 2021
- Submitted: January 3, 2022
- Operation: Air carrier
- Aircraft: [N332QS](https://openairdocs.org/aircraft/N332QS), registered now
- Make and model: Emb EMB-505
- Registry model: [EMB EMB-505](https://openairdocs.org/model/embraer-executive-emb-505) (OpenAirDocs)
- Aircraft serial: 50500184
- Aircraft time: 6,476 hours, 5,144 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: 6450LS00
- Part serial: 001749
- Condition: None
- Part time: 6,476 hours, 5,144 cycles
- Stage of operation: DE
- How discovered: L
- Nature of condition: N
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA2022010354560

## Discrepancy

CABIN EMERG LIGHT: EMERGENCY CABIN LIGHTING STARTED FLASHING ON THE DECENT INTO BOSTON. *** CORRECTIVE ACTION *** COMPLIED WITH TROUBLESHOOTING PRECEDURE AS OUTLINED IN SL NO 505-33-0005. FOUND # 2 EMERGENCY BATTERY NOT OPERATING THE EMERGENCY LIGHTS AT ALL WITH OUT THE #1 BATTERY CONNECTED. REMOVED AND REPLACED #2 EMERGENCY BATTERY WITH NEW CUSTOMER SUPPLIED EMERGENCY BATTERY.

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