# SDR ASAA2015072512586

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 25, 2015
- Submitted: July 28, 2015
- Operation: Air carrier
- Aircraft: [N563AS](https://openairdocs.org/aircraft/N563AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35180
- Aircraft time: 33,618 hours, 10,218 cycles
- System (JASC): [2210 · Autopilot System](https://openairdocs.org/jasc/2210)
- Part: Control Panel
- Part number: 4082260939ASA
- Part serial: 98021317
- Condition: Burned
- Location: Cockpit
- Part time: 55,446 hours, 27,198 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/ASAA2015072512586

## Discrepancy

ALTITUDE WINDOW ON MCP HAS SIGNIFICANT BURN IN. TOUGH TO SEE SELECTED ALTITUDE. ACFT GROUNDED.  REPLACED DFCS MODE CONTROL PANEL IAW AMM 22-11-34/401. MODE CONTROL PANEL INSTALLATION TESTS PASSED.

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