# SDR AALA201912039017

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 1, 2019
- Submitted: December 3, 2019
- Operation: Air carrier
- Aircraft: [N753AN](https://openairdocs.org/aircraft/N753AN), registered now
- Make and model: Boeing 777223
- Aircraft serial: 30261
- Aircraft time: 74,292 hours, 9,276 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Fuse
- Condition: Faulty
- Location: Emergency Lights
- 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/AALA201912039017

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: EMERGENCY SIGN LIGHT AT DOOR 4L INOPERATIVE. REPLACED POWER SUPPLY FUSE AND PERFORMED SATISFACTORY OPERATIONAL CHECK PER AMM 33-51-06.

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