# SDR DXTA2022122777110

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 25, 2022
- Submitted: December 29, 2022
- Operation: Air carrier
- Aircraft: [N406QS](https://openairdocs.org/aircraft/N406QS), registered now
- Make and model: Emb EMB-505
- Registry model: [EMB EMB-505](https://openairdocs.org/model/embraer-executive-emb-505) (OpenAirDocs)
- Aircraft serial: 50500402
- Aircraft time: 5,008 hours, 3,982 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: 6450LS00
- Part serial: 001987
- Condition: Failed
- Location: Emergency Lights
- Stage of operation: TX
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA2022122777110

## Discrepancy

AFTER START THE EMER LT NOT ARM YELLEOW CAS WOULD NOT GO OUT AFTER THE SWITCH WAS PLACED IN THE ARM POSITION.  REMOVED AND REPLACED THE NR 1 AND 2 EMERGENCY BATTERIES IAW AMM 33-52-01. OPS CHECKED SATISFACTORY IAW AMM 33-52-01.

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