# SDR DALA2020010600063

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 3, 2020
- Submitted: January 6, 2020
- Operation: Air carrier
- Aircraft: [N825MH](https://openairdocs.org/aircraft/N825MH), registered now
- Make and model: Boeing 767432ER
- Aircraft serial: 29703
- Aircraft time: 78,647 hours, 15,159 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Condition: Inoperative
- Location: Cabin
- 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/DALA2020010600063

## Discrepancy

EXT EMER LET @ DOOR 4L INOP C/A REP PWR SUPPLY & BATT PACK M739 REF B767-400 M/M 33-51. LT OPS CK GOOD. (6221800)

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