Mobile cart ← Knowledge Base Mobile cart set-up guide and video How do I calibrate touch on the cart? Do I need to calibrate touch each time the cart is moved to a new location? Does the cart need to be in placed in contact with the wall in order to work properly? Why isn't touch working on my cart? Do I need to use the stylus that came with the cart? How do I shut down the cart? Can I connect my laptop to the cart? Can I access and display content from a USB stick? Does the cart require an internet connection? Can I move the cart while it is powered on? Can the mobile cart be powered on while the cart lid is closed? Can the size of the cart's projected image be increased? What voltage can be plugged into the power bar inside the cart? Can the cart be taken outside? Can I set up a Span user account from the cart display? Will the lighting in the room affect the cart's touch functionality? How can I get more interactive styluses? How often should I change the dust filter in the cart projector?