# SDR SIMA20251229001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 29, 2025
- Submitted: December 30, 2025
- Operation: Air carrier
- Aircraft: [N794JH](https://openairdocs.org/aircraft/N794JH), 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: 17000066
- Aircraft time: 53,174 hours, 34,631 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 34002210
- 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/SIMA20251229001

## Discrepancy

OVERHEAD EMERGENCY LIGHT INOPERATIVE, FIRST LIGHT LOCATED IN FORWARD GALLEY AND 3RD LIGHT LOCATED OIN CABIN CEILING. R & R NR 2 EMERGENCY LIGHT POWER UNIT IAW AMM 33-50-01 OPC CHECK GOOD.

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