Hello,
Try the troubleshooting tips in the link,
https://www.support.xerox.com/en-us/article/en/ZDDBCFj3HW009DSioMapk8.
If this does not work, contact your local Xerox Support Department to speak with a Product Specialist for more assistance. Please call 1-800-821-2797 or 1-800-835-6100.