# SDR DALA2020071302567

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 8, 2020
- Submitted: July 13, 2020
- Operation: Air carrier
- Aircraft: [N590NW](https://openairdocs.org/aircraft/N590NW), registered now
- Make and model: Boeing 757351
- Aircraft serial: 32990
- Aircraft time: 61,250 hours, 19,849 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Condition: Inoperative
- Location: Cabin
- 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/DALA2020071302567

## Discrepancy

EMERGENCY LIGHT OVERHEAD BIN 28 ABC, 28DEF, 31ABC, 34ABC INOP.  REPLACED POWER SUPPLY AND BATTERY PACKS. M11383, M11081, M11384, AND M11489 REF AMM 33-51.  OPS CHECK GOOD.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.