# SDR AALA202204225211

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 21, 2022
- Submitted: April 22, 2022
- Operation: Air carrier
- Aircraft: [N778AN](https://openairdocs.org/aircraft/N778AN), registered now
- Make and model: Boeing 777223
- Aircraft serial: 29587
- Aircraft time: 89,378 hours, 11,105 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: D71702001
- Condition: Inoperative
- Location: Zone 200 - Fuse
- 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/AALA202204225211

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: DURING JOB CARD 72C00033012 FOUND AT DOOR 2L SOME SEGMENTS WITH EMERGENCY LIGHTS IMPERATIVES. POWER SUPPLY AT DOOR 2L REMOVED AND REPLACED PER AMM TASK 33-51-06-960-803.

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