# SDR ASAA2012061392478

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 9, 2012
- Submitted: July 10, 2012
- Operation: Air carrier
- Aircraft: N307AS
- Make and model: Boeing 737990
- Aircraft serial: 30015
- Aircraft time: 40,634 hours, 15,814 cycles
- Engine: Cfmint CFM567B26US
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: D71702001
- Condition: Failed
- 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/ASAA2012061392478

## Discrepancy

EMERGENCY LIGHTS POWER SUPPLY, M1676, FAILED CAPACITANCE TEST.  R & R EMERGENCY LIGHT POWER SUPPLY PACK M1676 AND OPS CHECKED GOOD IAW AMM 33-51-06-960-805.

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