# SDR UPS04841851

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 5, 2004
- Submitted: February 9, 2004
- Operation: Air carrier
- Aircraft: [N750UP](https://openairdocs.org/aircraft/N750UP), registered now
- Make and model: Doug DC-8-71F
- Registry model: [Doug DC-8-71F](https://openairdocs.org/model/douglas-dc-8-71f) (OpenAirDocs)
- Aircraft serial: 45950
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Condition: Inoperative
- Location: Emergency Light
- Component: Emergency Light
- Component part number: 5708458503
- 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/UPS04841851

## Discrepancy

EMERGENCY LIGHTS INOP DUE TO POWER ON AC AND LIGHT SWITCH LEFT IN ARMED POSITION.  REPLACED EMERGENCY EXIT LIGHTS BATTERY PACK.

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