# SDR QXEA0100779

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 17, 2001
- Submitted: May 23, 2001
- Operation: Air carrier
- Aircraft: N475AU
- Make and model: Fokker F.28 MK4000
- Registry model: [Fokker F.28 MK4000](https://openairdocs.org/model/fokker-f-28-mk4000) (OpenAirDocs)
- Aircraft serial: 11222
- Aircraft time: 34,426 hours, 42,495 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: C
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/QXEA0100779

## Discrepancy

SEA- EMERGENCY LIGHT EXIT SIGNS AT CABIN ENTRANCE AND AFT CABIN POSITIONS DIM.  REMOVED AND REPLACED EXIT SIGN CIRCUIT BOARDS.  OPERATIONAL CHECKS GOOD.  AIRCRAFT RETURNED TO SERVICE.

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