# SDR JJBA20201104020

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 4, 2020
- Submitted: December 22, 2020
- Operation: Air carrier
- Aircraft: [N11150](https://openairdocs.org/aircraft/N11150), registered now
- Make and model: Emb EMB-145XR
- Registry model: [EMB EMB-145XR](https://openairdocs.org/model/embraer-emb-145xr) (OpenAirDocs)
- Aircraft serial: 145756
- Aircraft time: 42,595 hours, 26,634 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Condition: Inoperative
- 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/JJBA20201104020

## Discrepancy

CABIN EMERGENCY LIGHTS FAILED TO ILLUMINATE AT EMERGENCY EXITS AND AFT AISLE LIGHTS.  REMOVED AND REPLACED BATTERY POWER SUPPLY NR 2 AND BATTERY POWER SUPPLY NR 3.  OPERATIONS CHECK GOOD.

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