# SDR CALA2025090208376

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 31, 2025
- Submitted: September 2, 2025
- Operation: Air carrier
- Aircraft: [N2352U](https://openairdocs.org/aircraft/N2352U), registered now
- Make and model: Boeing 777-300ER
- Registry model: [Boeing 777-300ER](https://openairdocs.org/model/boeing-777-300er) (OpenAirDocs)
- Aircraft serial: 66592
- Aircraft time: 23,903 hours, 2,864 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Light
- Part number: BR964321
- 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/CALA2025090208376

## Discrepancy

EMERGENCY LIGHTS,  OPERATIONAL TEST WITH THE CONTROL SWITCHES PROCEDURE, SEAT 55D & 56D AISLE MOUNT EMERGENCY LIGHT INOP.  R&R SEAT 55D 56D AISLE MOUNT EMERGENCY LIGHT ASSY AND CHK OK.

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