# SDR IPXA11566987

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 3, 2011
- Submitted: June 3, 2011
- Operation: Air carrier
- Aircraft: [N414UP](https://openairdocs.org/aircraft/N414UP), registered now
- Make and model: Boeing 757-24APF
- Registry model: [Boeing 757-24APF](https://openairdocs.org/model/boeing-757-24apf) (OpenAirDocs)
- Aircraft serial: 23854
- Engine: Rroyce RB211535E4
- System (JASC): [2780 · Leading Edge Slat Control System](https://openairdocs.org/jasc/2780)
- Part: Control Unit
- Part number: 285N001132
- Part serial: D00567
- Condition: Inoperative
- Location: Slats
- Stage of operation: AP
- How discovered: O
- Nature of condition: F
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA11566987

## Discrepancy

EMERGENCY DECLARED - L/E SLAT SYS EICAS MESSAGE L/E SLAT DISAGREE DISPLAYED WITH FLAP LEVER IN 1.  BOTH FLAP POINTERS INDICATED 1/2 LOWERED FLAPS WITH ALTERNATE FLAP SECURED.  TROUBLESHOT IAW FIM 27-81-00, BLOCK 1 & 26.  FOUND FS CK NR 2 FAULT.  R & R FSCU IAW MM 27-51-01-2, NR 2 FSEU AND CHECKED OK IAW SAME.  ACCOMPLISHED OPS TEST OF FLAP SLAT IAW MM 27-51-00-5 WITH NO FAULTS.  HS AND ALT DRIVE TEST IAW MM 27-51-00-5.  ALL CHECKED NORMAL.

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