# SDR DXTA2026052008142

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 18, 2026
- Submitted: May 20, 2026
- Operation: Air carrier
- Aircraft: [N414QS](https://openairdocs.org/aircraft/N414QS), registered now
- Make and model: Emb EMB-505
- Registry model: [EMB EMB-505](https://openairdocs.org/model/embraer-executive-emb-505) (OpenAirDocs)
- Aircraft serial: 50500441
- Aircraft time: 7,887 hours, 6,152 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: 7450LS00
- Part serial: 007415
- Condition: Inoperative
- Location: Zone 200
- Stage of operation: IN
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA2026052008142

## Discrepancy

EMERGENCY INTERIOR LIGHTS ILLUMINATED IN ARM POSITION.  EM LIGHTS FLASHING UPON DESCENT. EM LIGHTS EXTINGUISH UPON SELECTING SWITCH TO OFF.   REMOVED FAILED NR 1 (FWD) EMERGENCY BATTERY INSTALLED RECEIVED REPAIRED EMERGENCY BATTERY. REMOVED FAILED NR  2 (AFT) EMERGENCY BATTERY INSTALLED RECEIVED REPAIRED EMERGENCY BATTERY. OPS CHECK GOOD. ALL. WORK PERFORMED IAW AMM 33- 52-01

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