# SDR WX0400057

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 30, 2004
- Submitted: December 10, 2004
- Operation: Air carrier
- Aircraft: [N945MA](https://openairdocs.org/aircraft/N945MA), registered now
- Make and model: Doug DC-9-87
- Registry model: [Doug DC-9-87](https://openairdocs.org/model/mcdonnell-douglas-dc-9-87) (OpenAirDocs)
- Aircraft serial: 49725
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: 60030451
- Condition: Inoperative
- Location: Emergency Light
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/WX0400057

## Discrepancy

LAS-MAINTENANCE REPORTED SEVERAL CEILING EMERGENCY LIGHTS INOPERATIVE BETWEEN ROWS 11 AND 17.  MAINTENANCE REPLACED THE EMERGENCY POWER SUPPLY AT STATION 693R.  SYSTEM OPERATIONALLY CHECKED GOOD IAW 33-53-00. AIRCRAFT RETURNED TO SERVICE.

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