During initial commissioning, please note the following:

• Mechanical mounting and setting, see System Manual "SIDOOR AT40, ATD400V, ATD400K, ATD4xxW, ATD400S, ATE250S, ATD400T", http://support.automation.siemens.com/WW/view/en/58531074
• Electrical configuration and commissioning:
  • Push the door into the "CLOSED" position
  • Open the device cover
  • Plug in the motor plug
  • Connect NT40 switch mode power supply to 230 V AC mains supply
  • Press and hold the learn run button
  • Connect the NT40 switch mode power supply output to the input of the SIDOOR ATD420W machine tool door drive
  • The learn run starts automatically and the learn run button can be released.
  • On completion of the learn run, the door is in the "CLOSED" position and the 7-segment display indicates "u".
  • The door can now be moved via the "OPEN" and "CLOSE" buttons with the default profile.