Clean the Touch Screen and Keyboard

  1. Ensure that the Controller's touch screen does not have resin, dust, or other debris on it. Inspect the touch screens on the Printers, as well.
    1. If it has dust or other debris on it, used compressed air and/or a microfiber cloth to clean it.
    2. If it has resin on it, pour EtOH or IPA on a nonabrasive cloth and wipe the screen down.
 
  1. Ensure that the Controller's keyboard does not have resin, dust, or other debris on it.
    1. If it has dust or other debris on it, used compressed air and/or a microfiber cloth to clean it.
    2. If it has resin on it, pour EtOH or IPA on a nonabrasive cloth and wipe it down. The keyboard is made such that liquid should not seep under the keys.