# SDR UALA2012010900151

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 7, 2012
- Submitted: January 11, 2012
- Operation: Air carrier
- Aircraft: N553UA
- Make and model: Boeing 757222
- Aircraft serial: 25277
- Aircraft time: 64,889 hours, 24,167 cycles
- Engine: Pwa PW2037
- 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/UALA2012010900151

## Discrepancy

DURING TEST OF EMERGENCY LIGHTS, FLOOR LIGHTS INOPERATIVE.   REPLACED POWER SUPPLIES M735 AND M10699.  FLOOR EMERGENCY AISLE LIGHTS CHECKED GOOD.   RELAMPED EMERGENCY LIGHT AT SEAT 5F, OPS CHECKED OK

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