# SDR SIMA20170603001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 3, 2017
- Submitted: June 5, 2017
- Operation: Air carrier
- Aircraft: [N942LL](https://openairdocs.org/aircraft/N942LL), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 14500930
- Aircraft time: 30,494 hours, 25,585 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Inverter
- Part number: 110049
- Part serial: 12775
- Condition: Failed
- Location: Emergency Lights
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA20170603001

## Discrepancy

CENTER AISLE OVERHEAD EMERGENCY EXIT LIGHT AT SERVICE DOOR INOPERATIVE.  REMOVED AND REPLACED NR 1 BATTERY  POWER SUPPLY IAW AMM 33-50-04, OPS CHECKED FAILED.  REMOVED AND REPLACED THE NR 1 EMERGENCY LIGHT DC & AC INVERTER IAW AMM 33-50-11, AND OPS CHECKED FAILED.  REMOVED AND REPLACED THE NR 1 EMERGENCY LIGHT DC & AC INVERTER IAW AMM 33-50-11,AND OPS CHECKED OK IAW AMM 33-50-00.

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