Using Department IDs to Manage Printing via Computer
You can use Department ID Management to manage printing operations performed via a computer. Use this function when you would like to improve security or monitor the number of pages that are printed.
1
Press 
(Settings/Registration).
(Settings/Registration).2
Press <Management Settings> 
<User Management> <Department ID Management>.
<User Management> <Department ID Management>.3
Select <Off> for the functions that you want to manage, then press <OK>.
If <Off> is selected, a Department ID must be entered when executing a corresponding job.