# SDR QXEA011301

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 2, 2001
- Submitted: August 9, 2001
- Operation: Air carrier
- Aircraft: N484US
- Make and model: Fokker F.28 MK4000
- Registry model: [Fokker F.28 MK4000](https://openairdocs.org/model/fokker-f-28-mk4000) (OpenAirDocs)
- Aircraft serial: 11234
- Aircraft time: 33,038 hours, 39,344 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Circuit Board
- Part number: 5515900004
- Condition: Defective
- Location: Cabin
- Stage of operation: UK
- 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/QXEA011301

## Discrepancy

SEA-TWO EACH EMERGENCY EXIT SIGNS INOPERATIVE. REPLACED CIRCUIT BOARDS ON BOTH FORWARD EXIT SIGNS. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.

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