# SDR NWAA071886305

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 16, 2007
- Submitted: May 18, 2007
- Operation: Air carrier
- Aircraft: [N665US](https://openairdocs.org/aircraft/N665US), registered now
- Make and model: Boeing 747451
- Aircraft serial: 23820
- Aircraft time: 76,016 hours, 9,451 cycles
- 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/NWAA071886305

## Discrepancy

DURING OVERNIGHT LINE CHECK, EMERGENCY LIGHTS AT ROWS 1 TO 4 RIGHT SIDE WERE INOP.  MAINTENANCE REMOVED AND REPLACED POWER SUPPLY.  OPERATIONAL CHECKED GOOD, AND AIRCRAFT RETURNED TO SERVICE.

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