# SDR ASAA2012120693415

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 6, 2012
- Submitted: December 11, 2012
- Operation: Air carrier
- Aircraft: [N569AS](https://openairdocs.org/aircraft/N569AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35184
- Aircraft time: 22,034 hours, 7,049 cycles
- System (JASC): [2210 · Autopilot System](https://openairdocs.org/jasc/2210)
- Part: Control Panel
- Part number: 8221567102AS
- Part serial: 14JJD
- Condition: Inoperative
- Location: Flight Deck
- Part time: 31,921 hours, 11,895 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/ASAA2012120693415

## Discrepancy

MCP IAS/MACH KNOB INOPERATIVE, F/O SIDE ONLY.   UNABLE TO VERIFY FAULT.  R & R MCP IAW AMM 22-11-34-000-801 AND AMM 22-11-34-400-801. OPS CHECKED GOOD.  BITE GROUP 32 GOOD IAW MM 22-11-34.  BITE GROUP 49 GOOD IAW MM 22-11-00. HGS SENSOR TEST GOOD IAW SMM 34-36-00.  ACFT REMAINS CAT III A AUTOLAND & HGS QUALIFIED.

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