# SDR CALA2025092209080

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 20, 2025
- Submitted: September 22, 2025
- Operation: Air carrier
- Aircraft: [N77542](https://openairdocs.org/aircraft/N77542), registered now
- Make and model: Boeing 737824
- Aircraft serial: 63647
- Aircraft time: 25,062 hours, 9,328 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Light
- Condition: Malfunctioned
- Location: Zone 200
- Stage of operation: DE
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2025092209080

## Discrepancy

DURING DESCENT BELOW 10K, EMERGENCY EXIT LIGHTS AT ROW 3 AND ROW AHEAD O F WING EXITS ILLUM 5 TIMES.   PERFORMED OPERATIONAL CHECK OF EMERGENCY LIGHTS REF AMM 33-51-00. UNABLE TO DUPLICATE FAULT. OPS CHECKS 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.