# SDR SIMA20121204004

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 4, 2012
- Submitted: December 5, 2012
- Operation: Air carrier
- Aircraft: [N609DP](https://openairdocs.org/aircraft/N609DP), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145069
- Aircraft time: 35,338 hours, 29,147 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Inverter
- Part number: 78241
- Condition: Inoperative
- Location: Cabin
- Stage of operation: IN
- How discovered: V
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA20121204004

## Discrepancy

DURING B INSPECTION FOUND THE SERVICE DOOR UPPER, LOWER FORWARD, AND FIRST FLOOR PROXIMITY EMERGENCY LIGHTS INOPERATIVE.  THE AIRCRAFT WAS REMOVED FROM SERVICE.  TROUBLESHOT AND REMOVED AND REPLACED INVERTER ASSEMBLY IAW EMB 145 M/M 33-50-11.  THE OPERATIONAL CHECK WAS GOOD.  THE AIRCRAFT WAS RETURNED TO SERVICE.

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