# SDR DALA2015070104088

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 30, 2015
- Submitted: July 2, 2015
- Operation: Air carrier
- Aircraft: N536US
- Make and model: Boeing 757251
- Aircraft serial: 26483
- Aircraft time: 58,285 hours, 20,066 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Condition: Inoperative
- Location: Emergency Light
- 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/DALA2015070104088

## Discrepancy

NRT MAINTENANCE FOUND EXTERIOR EMERGENCY LIGHT AT THE R4 DOOR NOT ILLUMINATING WHEN TESTED.   THE POWER SUPPLY AND BATTERY WAS REPLACED.

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