# SDR AALA202210177087

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 14, 2022
- Submitted: October 17, 2022
- Operation: Air carrier
- Aircraft: [N765AN](https://openairdocs.org/aircraft/N765AN), registered now
- Make and model: Boeing 777223
- Aircraft serial: 32879
- Aircraft time: 73,857 hours, 9,323 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: D71702001
- Part serial: 55121
- Condition: Inoperative
- Location: Zone 800 - Doors
- 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/AALA202210177087

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: BOTH EMERGENCY LIGHTS POWER SUPPLIES NEED TO BE REPLACED AT DOOR 1L. REMOVED AND REPLACED EMERGENCY LIGHTS FORWARD POWER SUPPLY AT DOOR L1.

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