Try another MasterMind TCD and run a Turbo Studio component change.
Try another display-motor cable that is known to be functional Tip: Before final installation, externally test any new cabling. Ensure the display cable is plugged in correctly and all unused ports are sealed with blind plugs.
Note: Whilst testing another display, Turbo Studio will prompt a Component Change. After completion, carry out any recommended updates to all components to fully check the system.