# SDR ASAA2017042120497

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 21, 2017
- Submitted: April 24, 2017
- Operation: Air carrier
- Aircraft: [N565AS](https://openairdocs.org/aircraft/N565AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35181
- Aircraft time: 39,797 hours, 12,044 cycles
- System (JASC): [2210 · Autopilot System](https://openairdocs.org/jasc/2210)
- Part: Unknown
- Condition: Malfunctioned
- Location: Autopilot Sys
- 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/ASAA2017042120497

## Discrepancy

VERTICAL SPEED LED PANEL INOP MCP MODE CONTROL PANEL. GROUNDED - YES. POWERED DOWN AIRCRAFT, REPOWERED AIRCRAFT, RAN DFGS TEST PER AMM 22-00-01 SYSTEM OP CHECKS GOOD NO HISTORY LAST 60 DAYS NO DEFECTS NOTED AT THIS TIME AIRCRAFT REMAINS HGS/AUTOLAND QUALIFIED SCREWS REFLECT SAME.

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