# SDR SIMA20250926001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 26, 2025
- Submitted: September 29, 2025
- Operation: Air carrier
- Aircraft: [N745JB](https://openairdocs.org/aircraft/N745JB), registered now
- Make and model: Emb ERJ 170-100 SE
- Registry model: [EMB ERJ 170-100 SE](https://openairdocs.org/model/embraer-erj-170-100-se) (OpenAirDocs)
- Aircraft serial: 17000071
- Aircraft time: 51,561 hours, 33,524 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- 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/SIMA20250926001

## Discrepancy

OVERHEAD EMERGENCY LIGHT BY ROW 16 INOP "TRANSFERRED TO NRWC 745-ORD-01355" REF. NRWC# 745-ORD-01355. REPLACED UPPER AFT EMERGENCY LIGHT POWER UNIT IAW EMB-170 M/M 33-50-01, OPS CHECK GOOD.

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