# SDR ASAA2014100709324

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 7, 2014
- Submitted: October 10, 2014
- Operation: Air carrier
- Aircraft: [N530AS](https://openairdocs.org/aircraft/N530AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 36578
- Aircraft time: 17,714 hours, 5,312 cycles
- System (JASC): [3460 · Flight Management Computing Hardware System](https://openairdocs.org/jasc/3460)
- Part: Knob
- Condition: Binding
- Location: Display
- Part time: 17,743 hours, 5,378 cycles
- Stage of operation: NR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2014100709324

## Discrepancy

BRIGHTNESS KNOB ON CAPTAIN`S MCDU EXTREMELY DIFFICULT TO MOVE.   ACFT GROUNDED. VERIFIED FAULT.  REPLACED CAPTAIN`S MCDU.  OPS NORMAL, IAW MM 34-61-01.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.