# SDR 0301386311

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 29, 2003
- Submitted: July 30, 2003
- Operation: Air carrier
- Aircraft: N671US
- Make and model: Boeing 747451
- Aircraft serial: 26477
- Aircraft time: 20,331 hours, 2,528 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Light
- Condition: Inoperative
- Location: Cabin
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/0301386311

## Discrepancy

DURING LINE CHECK, FOUND 'C' ZONE LT FLOOR PATH EMERGENCY LIGHTS INOPERATIVE. REPLACED POWER SUPPLY. OPERATIONAL CHECK GOOD.

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