# SDR IPXA2019070944266

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 9, 2019
- Submitted: July 17, 2019
- Operation: Air carrier
- Aircraft: N279UP
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48573
- Aircraft time: 74,442 hours, 14,208 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Condition: Discharged
- Location: Cockpit
- Stage of operation: IN
- How discovered: C
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA2019070944266

## Discrepancy

INSPECTION TYPE:N/A ON PREFLIGHT EMERG LT TEST RECEIVED "EMERG LT BAT 1 LO".  DEFERRED #1 EMERGENCY LIGHT BATTERY PER MEL 33-50-4 C/W DMP.  **SUPPLEMENTAL SDR** REPLACED EMERGENCY LIGHTING BATTERY POWER SUPPLY UNIT PER MM 33-51-00. OPS CK OK. THIS CLEARS M676092

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