# SDR CALA2017092903340

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 27, 2017
- Submitted: September 29, 2017
- Operation: Air carrier
- Aircraft: [N78017](https://openairdocs.org/aircraft/N78017), registered now
- Make and model: Boeing 777224
- Aircraft serial: 31679
- Aircraft time: 79,008 hours, 7,557 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Fuse
- Condition: Inoperative
- Location: Emergency Light
- 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/CALA2017092903340

## Discrepancy

EMERGENCY LIGHT CHECK FOUND LIGHTS INOPERATIVE.  REPLACED THE POWER SUPPLY FUSE. LIGHTS TESTED GOOD IAW AMM 33-51-00.

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