# SDR IPXA2026031953595

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 19, 2026
- Submitted: March 19, 2026
- Operation: Air carrier
- Aircraft: [N574UP](https://openairdocs.org/aircraft/N574UP), registered now
- Make and model: Boeing 747-44AF
- Registry model: [Boeing 747-44AF](https://openairdocs.org/model/boeing-747-44af) (OpenAirDocs)
- Aircraft serial: 35663
- Aircraft time: 65,209 hours, 10,162 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Light
- Condition: Inoperative
- Location: Zone 200
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA2026031953595

## Discrepancy

FOUND EMERGENCY LIGHT L1853, L1854, L5735 INOP (REPLACE)

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