# SDR 2022F00090

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 7, 2022
- Submitted: February 7, 2022
- Operation: General aviation
- Aircraft: [N771K](https://openairdocs.org/aircraft/N771K), registered now
- Make and model: Boeing 777212
- Aircraft serial: 28530
- Aircraft time: 56,312 hours, 12,529 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Light
- Condition: Inoperative
- Location: Zone 800
- Component: Battery
- Component part number: ABSD71701100
- 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/2022F00090

## Discrepancy

R1 DOOR EMERGENCY LIGHT INOP, DURING GROUND TEST.

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