# SDR SWAA2015041638589

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 13, 2015
- Submitted: April 16, 2015
- Operation: Air carrier
- Aircraft: N630WN
- Make and model: Boeing 737-3H4
- Registry model: [Boeing 737-3H4](https://openairdocs.org/model/boeing-737-3h4) (OpenAirDocs)
- Aircraft serial: 27705
- Aircraft time: 60,485 hours, 48,220 cycles
- System (JASC): [2210 · Autopilot System](https://openairdocs.org/jasc/2210)
- Part: Control Panel
- Part number: 4051601
- Condition: Malfunctioned
- Location: Cockpit
- Stage of operation: DE
- 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/SWAA2015041638589

## Discrepancy

DECLARED EMER, MCP LOCKUP.  20,000 FEET IN DESCENT AUTOPILOT DISENGAGED & ALL MODES FROZEN.  NO TIME TO ATTEMPT MCP RESET BEFORE APPROACH & LANDING.  RESET MODE CONTROL PANEL IAW MM.

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