# SDR ASAA2023110746070

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 7, 2023
- Submitted: November 9, 2023
- Operation: Air carrier
- Aircraft: [N566AS](https://openairdocs.org/aircraft/N566AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35182
- Aircraft time: 61,406 hours, 18,194 cycles
- System (JASC): [2210 · Autopilot System](https://openairdocs.org/jasc/2210)
- Part: Unknown
- Part number: UNKNOWN
- Condition: Unknown
- Location: Unknown
- Stage of operation: AP
- 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/ASAA2023110746070

## Discrepancy

ON APPROACH IAS/MACH NUMBER UNREPONSIVE TO ADJUSTMENT KNOB. GROUNDED - YES. ACTUATED IAS KNOB ON A/P CONTROL PNL. PFD DISPLAYS FOLLOWED. OKAY FOR SVC, NO HISTORY 30 DAYS.

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