# SDR AALA201706019007

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 28, 2017
- Submitted: June 1, 2017
- Operation: Air carrier
- Aircraft: [N913AN](https://openairdocs.org/aircraft/N913AN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 29514
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: D71702001
- Part serial: 55515
- Condition: No Test
- Location: Emergency Lights
- Part time: 12,012 hours, 4,771 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/AALA201706019007

## Discrepancy

EMERGENCY LIGHTS POWER SUPPLIES M1671, M1672, M1673, M1675, M1694 AND M1695 FAILED MCM CARD 2908 CAPACITY TEST.  REMOVED AND REPLACED POWER SUPPLIES IAW AMM 33-51-06.  OPERATIONAL CHECKED GOOD.

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