# SDR DALA2021112907297

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 26, 2021
- Submitted: November 29, 2021
- Operation: Air carrier
- Aircraft: [N377DE](https://openairdocs.org/aircraft/N377DE), registered now
- Make and model: Boeing 737-8EH
- Registry model: [Boeing 737-8EH](https://openairdocs.org/model/boeing-737-8eh) (OpenAirDocs)
- Aircraft serial: 39632
- Aircraft time: 18,797 hours, 12,558 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Condition: Inoperative
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2021112907297

## Discrepancy

(LOG 8083707) DURING INSPECTION FOUND 3 EA CABIN OVERHEAD EMERGENCY LIGHTS INOP. REPLACED PWR SUPPLY AND BATTERY PACK M2335 AND TESTED PER B737 AMM 33-51-06.

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