# SDR SCNA20250808307

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 7, 2025
- Submitted: August 8, 2025
- Operation: Air carrier
- Aircraft: [N805SY](https://openairdocs.org/aircraft/N805SY), registered now
- Make and model: Boeing 737-8Q8
- Registry model: [Boeing 737-8Q8](https://openairdocs.org/model/boeing-737-8q8) (OpenAirDocs)
- Aircraft serial: 30032
- Aircraft time: 73,068 hours, 27,657 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Condition: No Test
- 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/SCNA20250808307

## Discrepancy

DURING OPERATIONAL CHECK OF THE EMERGENCY LIGHTS, AISLE EMERGENCY LIGHTS 16RT-25RT AND 18LT-21LT-24LT-26LT DON'T TURN ON.  POWER SUPPLY - BATTERY PACK M1670 WAS REPLACED PER B737-800 AMM 33-51-06 SATISFACTORY TEST

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