# SDR FDEA202309271662

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 27, 2023
- Submitted: September 28, 2023
- Operation: Air carrier
- Aircraft: [N884FD](https://openairdocs.org/aircraft/N884FD), registered now
- Make and model: Boeing 777-FS2
- Registry model: [Boeing 777-FS2](https://openairdocs.org/model/boeing-777-fs2) (OpenAirDocs)
- Aircraft serial: 37137
- Aircraft time: 49,482 hours, 7,902 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: D71702001
- Part serial: NSN
- Condition: Failed
- Location: Zone 200
- 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/FDEA202309271662

## Discrepancy

EMERGENCY LIGHTS WILL NOT EXTINGUISH WHEN TESTED. REMOVED AND REPLACED EMERGENCY LIGHT POWER SUPPLIES ABOVE L1 DOOR AND R1 DOOR   REF. AMM 33-51-06-2.  ALL LIGHTS OPERATE NORMALLY PER ABOVE AMM REF.  A/C OK FOR   SERVICE.

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