# SDR FDEA201107283008

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 28, 2011
- Submitted: August 1, 2011
- Operation: Air carrier
- Aircraft: N373FE
- Make and model: Doug MD-10-10F
- Registry model: [Doug MD-10-10F](https://openairdocs.org/model/mcdonnell-douglas-md-10-10f) (OpenAirDocs)
- Aircraft serial: 46611
- Aircraft time: 86,518 hours, 36,078 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 6044115
- Part serial: 0508
- Condition: Failed
- Location: Emergency Lights
- Stage of operation: TX
- How discovered: O
- Nature of condition: J
- Precautionary procedure: H
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/FDEA201107283008

## Discrepancy

DURING COCKPIT SET UP, EMERGENCY LIGHTS TEST RECEIVED A LEVEL ONE ALERT: EMERGENCY LIGHT BATTERY ONE LOW.  REMOVED AND REPLACED EMERGENCY POWER SUPPLY AS PER MM 33-51-4-0. OPS TESTED AS PER MM 33-51-5-0, NORMAL.

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