# SDR IPXA2M75279

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 10, 2012
- Submitted: September 12, 2012
- Operation: Air carrier
- Aircraft: [N254UP](https://openairdocs.org/aircraft/N254UP), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48406
- Engine: Ge CF680C2D1F
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 6044115
- Part serial: 0104
- Condition: Failed
- Location: Emergency Lights
- Stage of operation: IN
- How discovered: C
- Nature of condition: J, L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA2M75279

## Discrepancy

ON PREFLIGHT, EMERGERNY BATTERY 1 LOW MESSAGE APPEARS ON TESTING OF EMERGENCY EXIT LIGHT SYS.  R & R EMERGENCY LIGHTS BATTERY POWER SUPPLY REF MM 33-51-01-400.  OPS CHECKED GOOD AT THIS TIME.

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