# SDR IPXA12M74756

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 2, 2012
- Submitted: August 6, 2012
- Operation: Air carrier
- Aircraft: N271UP
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48572
- Engine: Pwa PW4460
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 6044115
- Part serial: 0308
- Condition: Inoperative
- Location: Emergency Light
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA12M74756

## Discrepancy

EMERGENCY BATTERY TEST SHOWS BATTERY 1 LOW.  R & R EMERGENCY LIGHTS BATTERY POWER SUPPLY IAW MM 33-51-01.  EMERGENCY LIGHTS TEST PASSED AND EMERGENCY LIGHTS CHECKED NORMAL.

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