# SDR ASOA20120119005

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 19, 2012
- Submitted: January 20, 2012
- Operation: Air carrier
- Aircraft: N14558
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145598
- Aircraft time: 22,137 hours, 16,840 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 110049
- Part serial: 11675
- Condition: Inoperative
- Location: Emergency Lights
- 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/ASOA20120119005

## Discrepancy

DURING SCHEDULED MX INSPECTION, BOTH EXTERNAL OVERWING EMERGENCY EXIT LIGHT WERE FOUND TO BE INOPERATIVE.  MX R & R EMERGENCY EXIT BATTERY POWER SUPPLY IAW AMM 33-50-04 WITH OPS CHECK SUCCESSFUL. ACFT WAS APPROVED FOR RETURN TO SERVICE.

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