# SDR IPXA2023052132850

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 13, 2023
- Submitted: June 27, 2023
- Operation: Air carrier
- Aircraft: [N582UP](https://openairdocs.org/aircraft/N582UP), registered now
- Make and model: Boeing 747-4R7F
- Registry model: [Boeing 747-4R7F](https://openairdocs.org/model/boeing-747-4r7f) (OpenAirDocs)
- Aircraft serial: 29053
- Aircraft time: 109,611 hours, 19,099 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Light
- Part number: 20131A
- Part serial: 35464
- Condition: Inoperative
- Location: Sta 540 Rh
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA2023052132850

## Discrepancy

**SUPPLEMENTAL SDR**FAULT - FOUND UPPER DECK EMERGENCY LIGHTS NOT ILLUMINATE AT L1382,L5731,L5734 (REPLACE) ALL PAPERWORK C/W IAW AMM 33-51-72

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