There was a spar released in December that caused this to not be able to be turned off.
Upgrade to the new firmware from xerox.com should start with 72.xxx.xxx.xxxxxx
Then you should be able to turn it off and you will be updated
Upgrade to the new firmware from xerox.com should start with 72.xxx.xxx.xxxxxx
Then you should be able to turn it off and you will be updated