This process is useful where various Foreign Device or Authentication methods were previously used or incorrectly configured and the machine is now in an unusable state. Possible error messages will look like 121 - ###
  1. Log in to Engineer mode:
  • Hold down 0 for 5 seconds, then while still holding 0, press the Start button
  • Enter the password 6789
  • Press either the Key/Login button or the orange Engineer name in the top right corner of the touchscreen
  • Press Initialize NVM
  • Choose SYS User and OK
  • Machine will reboot and should now be accessible