# SDR DALA108885521

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 26, 2010
- Submitted: April 29, 2010
- Operation: Air carrier
- Aircraft: N521US
- Make and model: Boeing 757251
- Aircraft serial: 23209
- Aircraft time: 75,183 hours, 31,146 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Light
- Condition: Inoperative
- Location: Cabin
- Stage of operation: UK
- 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/DALA108885521

## Discrepancy

DURING FLIGHT, EMERGENCY OVERHEAD AND FLOOR LIGHTS COME ON INTERMITTENTLY.  MAINTENANCE REPLACED THE EMERGENCY LIGHT SWITCH AT THE FLIGHT ATTENDANT PANEL.  OPERATIONAL CHECK WAS 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.