# SDR ASAA2022081239488

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 12, 2022
- Submitted: August 16, 2022
- Operation: Air carrier
- Aircraft: [N913AK](https://openairdocs.org/aircraft/N913AK), registered now
- Make and model: Boeing 737-9
- Registry model: [Boeing 737-9](https://openairdocs.org/model/boeing-737-9) (OpenAirDocs)
- Aircraft serial: 44079
- Aircraft time: 4,812 hours, 1,584 cycles
- System (JASC): [2210 · Autopilot System](https://openairdocs.org/jasc/2210)
- Part: Control Panel
- Part number: 8221567104
- Part serial: 472D0R
- Condition: Failed
- Location: Cockpit
- Part time: 17,238 hours, 4,920 cycles
- Stage of operation: NR
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2022081239488

## Discrepancy

MCP ALTITUDE WINDOW HAS MULTIPLE WHITE DOTS MAKING SELECTED ALTITUDE DIFFICULT TO READ. GROUNDED - YES.  REMOVED/ INSTALLED NEW MCP REF B737-9 AMM 22-11-34/401.

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