# SDR DXTA2026092909907

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 26, 2026
- Submitted: September 29, 2026
- Operation: Air carrier
- Aircraft: [N283QS](https://openairdocs.org/aircraft/N283QS), registered now
- Make and model: Emb EMB-545
- Registry model: [EMB EMB-545](https://openairdocs.org/model/embraer-s-a-emb-545) (OpenAirDocs)
- Aircraft serial: 55010188
- Aircraft time: 886 hours, 581 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: 7450LS00
- Part serial: 007987
- Condition: Defective
- Location: Zone 200
- Stage of operation: IN
- How discovered: V
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA2026092909907

## Discrepancy

EMER LIGHT NOT ARMED CAS AMBER MESSAGE DISPLAYED WHILE SWITCH IS IN ARMED POSITION. CORRECTIVE ACTION: ARRIVED ON SITE. FOUND FAULT TO BE ACTIVE. PERFORMED TS PER CONTACT CENTER'S RECOMMENDATION. COMPLIED WITH SL550-33-0001-REV.04 - EMERGENCY LIGHTS ISSUES - TROUBLESHOOTING TO IDENTIFY A FAULTY BATTERY PROPERLY.  FOUND THE FWD EMER BATTERY TO BE AT FAULT. PERFORMED REPLACEMENT OF THE FWD EMER BATTERY WITH A REPAIRED UNIT. INSTALLED I.A.W PRAETOR 500 AMM TASK 33-51-01-400-801-A. PERFORMED OPS CHECKED I.A.W PRAETOR 500 AMM TASK. 33-51-01-710-801-A. NO DEFECTS NOTED AT THIS TIME. EMER BATTERY P/N OFF 7450LS-00 S/N OFF 007987 EMER BATTERY P/N ON 7450LS-00 S/N ON 007982

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