The Demo-CD message is for new drives or Volumes that are from another operating system or other then an Open-E product. Your data is safe with the Demo-CD.
Try to move the USB module to anther system and if it boots then place back to the original system and see if it show in the BIOS. Then set the boot order and proceed.
If this does not work then send to support@open-e.com with the serial number of the USB module with your name and address so we can process an RMA promptly.