# SDR DALA1026586304

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 13, 2010
- Submitted: October 14, 2010
- Operation: Air carrier
- Aircraft: N664US
- Make and model: Boeing 747451
- Aircraft serial: 23819
- Aircraft time: 89,843 hours, 11,321 cycles
- Engine: Pwa PW4056
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Condition: Inoperative
- Location: Emergency Lights
- 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/DALA1026586304

## Discrepancy

DURING LINE CHECK, MX FOUND THE DOOR 3L EMERGENCY SLIDE LIGHT INOPERATIVE. MX REPLACED THE POWER SUPPLY. OPS CHECK WAS GOOD. (2010-00798)

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