# SDR DXTA2023112710154

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 26, 2023
- Submitted: November 27, 2023
- Operation: Air carrier
- Aircraft: [N312QS](https://openairdocs.org/aircraft/N312QS), registered now
- Make and model: Emb EMB-505
- Registry model: [EMB EMB-505](https://openairdocs.org/model/embraer-executive-emb-505) (OpenAirDocs)
- Aircraft serial: 50500153
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: 7450LS00
- Part serial: 005679
- Condition: Defective
- Location: Emergency Lights
- Stage of operation: CR
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA2023112710154

## Discrepancy

CABIN EMERG LIGHT: DURING FLIGHT, WITH EMER LT SWITCH IN ARM POSITION, ALL EMER LIGHTS BEGAN FLASHING.///SIGN-OFF REMOVED AND REPLACE RH AFT EMERGENCY LIGHT BATTERY P/N 7450LS-00, S/N 005406.  IAW EMBRAER PHENOM 300 AMM CH. 33-52-01-000-801-A.  OPS CHECK GOOD.

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