# SDR AALA20151222016

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 22, 2015
- Submitted: December 23, 2015
- Operation: Air carrier
- Aircraft: [N781AN](https://openairdocs.org/aircraft/N781AN), registered now
- Make and model: Boeing 777223
- Aircraft serial: 29586
- Aircraft time: 64,160 hours, 7,788 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: D71702001
- Part serial: 15952
- Condition: Inoperative
- Location: Cabin
- Part time: 34,255 hours, 3,952 cycles
- 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/AALA20151222016

## Discrepancy

AIRCRAFT NOT GNDED.  DURING EMER LIGHT CHECK, FWD GALLEY LIGHTS DID NOT COME ON.  R & R POWER SUPPLY M33093 IAW MM 33-51-06.  SYS CHECKED NORMAL.

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