# SDR ASAA2019032428772

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 24, 2019
- Submitted: March 26, 2019
- Operation: Air carrier
- Aircraft: [N570AS](https://openairdocs.org/aircraft/N570AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35185
- Aircraft time: 45,926 hours, 13,652 cycles
- System (JASC): [2210 · Autopilot System](https://openairdocs.org/jasc/2210)
- Part: Control Panel
- Part number: 4082260939
- Part serial: 02429029
- Condition: Malfunctioned
- Location: Cockpit
- Part time: 52,395 hours, 22,278 cycles
- Stage of operation: NR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2019032428772

## Discrepancy

MCP HEADING DISPLAY WINDOW IS CORRUPTED. GROUNDED - YES. REMOVED AND REPLACED MCP REF AMM 22-11-34. MODE CONTROL PANEL INSTALLATION TEST PASSED REF AMM 22-11-34-740-801.

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