# SDR ASOA20130325021C

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 25, 2013
- Submitted: March 26, 2013
- Operation: Air carrier
- Aircraft: N14905
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145476
- Aircraft time: 28,097 hours, 21,338 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 110049
- Part serial: 15206
- Condition: Faulty
- 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/ASOA20130325021C

## Discrepancy

DURING ROUTINE MX THE OVERWING EXTERNAL EMERGENCY LIGHT WAS FOUND INOPERATIVE. MX INSPECTED AND REPLACED THE NR 1 BATTERY POWER SUPPLY.  OPS CHECKED GOOD.

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