# SDR DXTA2024032811317

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 26, 2024
- Submitted: March 28, 2024
- Operation: Air carrier
- Aircraft: [N449QS](https://openairdocs.org/aircraft/N449QS), registered now
- Make and model: Emb EMB-505
- Registry model: [EMB EMB-505](https://openairdocs.org/model/embraer-executive-emb-505) (OpenAirDocs)
- Aircraft serial: 50500659
- Aircraft time: 2,057 hours, 1,574 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: 7450LS00
- Part serial: 006355
- Condition: Defective
- Location: Emergency Lights
- 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/DXTA2024032811317

## Discrepancy

CABIN EMERG LIGHT: CABIN EMERGENCY LIGHTS REMAIN ON WHEN IN ARM POSITION. BOTTOM RIGHT AIR STAIR DOOR LIGHT IS FLASHING AS WELL. //SIGNOFF// REMOVED AND REPLACED #1 ERNER BATTERY WITH A ''TESTED" UNIT. REMOVED AND REPLACED #2 ERNER BATTERY WITH A "REPAIRED" UNIT. ALL WORK COMPLETED IAW EMB-505 AMM 33-52-02/400. COMPLETED ERNER BATTERY OPERATIONAL CHECK IAW EMB-505 AMM 33-52-00-710-801-A.

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