# SDR ASAA2015112413957

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 24, 2015
- Submitted: December 1, 2015
- Operation: Air carrier
- Aircraft: [N419AS](https://openairdocs.org/aircraft/N419AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 41734
- Aircraft time: 10,650 hours, 3,436 cycles
- System (JASC): [2210 · Autopilot System](https://openairdocs.org/jasc/2210)
- Part: Control Panel
- Part number: 8221567102
- Part serial: 14HJM
- Condition: Failed
- Location: Flight Deck
- Part time: 45,744 hours, 14,739 cycles
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2015112413957

## Discrepancy

WINDOW ON DFCS MCP HAS LED "DOTS" IN BACKGROUND.  NRS ARE READABLE.  ACFT GROUNDED.  R & R MODE CONTROL PANEL AMM 22-11-34.  INSTALLATION TEST PASSED REF AMM 22-11-34-740-801. ACCOMPLISHED ADDITIONAL TESTING REF AMM 22-00-01 DFCS LRU INTERFACE FOR MCP, LAND VERIFY TEST, AND HGS SENSOR FOR FCC/AT, ALL TEST PASSED.

---
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.