# SDR IPXA2021102575322

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 25, 2021
- Submitted: October 26, 2021
- Operation: Air carrier
- Aircraft: [N578UP](https://openairdocs.org/aircraft/N578UP), registered now
- Make and model: Boeing 747-44AF
- Registry model: [Boeing 747-44AF](https://openairdocs.org/model/boeing-747-44af) (OpenAirDocs)
- Aircraft serial: 27154
- Aircraft time: 113,172 hours, 18,886 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: None
- Part number: NA
- Part serial: NA
- Condition: None
- Location: Doors
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA2021102575322

## Discrepancy

INSPECTION TYPE:NAUPPER DECK LH EXIT DOOR EMERGENCY BATTERY DOES NOT TEST "OK"CYCLED POWER OPS CHECK GOOD REF M/M 33 50 00

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