# SDR DXTA2026012306637

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 22, 2026
- Submitted: January 23, 2026
- Operation: Air carrier
- Aircraft: [N485QS](https://openairdocs.org/aircraft/N485QS), registered now
- Make and model: Emb EMB-505
- Registry model: [EMB EMB-505](https://openairdocs.org/model/embraer-executive-emb-505) (OpenAirDocs)
- Aircraft serial: 50500823
- Aircraft time: 1,432 hours, 1,169 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: 7450LS00
- Part serial: 007306
- Condition: Defective
- Location: Zone 200
- Stage of operation: NR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA2026012306637

## Discrepancy

EMERGENCY LIGHT ON WITH SWITCH IN ARMED POSITION.   REPLACED BATTERY. OPS CHECK GOOD. IAW EMB505E AMM 33-52-01-000/400-801-A.

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