# SDR ASAA2016102118436

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 21, 2016
- Submitted: October 24, 2016
- Operation: Air carrier
- Aircraft: [N577AS](https://openairdocs.org/aircraft/N577AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35186
- Aircraft time: 36,719 hours, 10,927 cycles
- System (JASC): [2210 · Autopilot System](https://openairdocs.org/jasc/2210)
- Part: Display
- Condition: Malfunctioned
- Stage of operation: TX
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2016102118436

## Discrepancy

FD FLAG ON COPILOT PFD ON PREFLIGHT NOT ABLE TO GET FD WHEN TURNING IT ON. GROUNDED - YES. CYCLED GND POWER TO A/C, FD FLAG NO LONGER SHOWS AND FD TURNS ON NORMALLY REF B737-800 FIM 22-11 TASK 801, DFCS BITE SHOWS NO CURRENT FAULTS.

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