# SDR IPXA2025072131163

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 21, 2025
- Submitted: July 21, 2025
- Operation: Air carrier
- Aircraft: [N395UP](https://openairdocs.org/aircraft/N395UP), registered now
- Make and model: Boeing 767316
- Aircraft serial: 29229
- Aircraft time: 90,256 hours, 21,127 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 20131A
- Part serial: 125817
- Condition: Inoperative
- Location: Zone 200
- 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/IPXA2025072131163

## Discrepancy

EXTERIOR EMERGENCY LIGHT AND L9801 DOME EMERGENCY LIGHT INOP T/S ACCOMPLISHED IAW IAI WDM 33-51-13 AND FOUND M736 PWR SUPPLY INOP. R & R M736 IAW AMM 33-51-07-401 REV 145.

---
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.