# SDR DALA2017081006119

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 8, 2017
- Submitted: August 10, 2017
- Operation: Air carrier
- Aircraft: [N3771K](https://openairdocs.org/aircraft/N3771K), registered now
- Make and model: Boeing 737832
- Aircraft serial: 29632
- Aircraft time: 52,690 hours, 19,063 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Condition: Inoperative
- Location: Emergency Lights
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2017081006119

## Discrepancy

DURING INSPECTION, FOUND EXTERIOR LIGHTS OUT ON LEFT SIDE OF ACFT,  ONE AFT OVERWING, AND AFT LEFT, INOPERATIVE.  MAINTENANCE REMOVED AND REPLACED POWER SUPPLY M1670 IAW AMM 33-51.

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