• When user authentication is enabled in the system settings (administrator), printing is possible without entering user 
information if black and white printing is set in the printer driver. For black and white print settings, see "BLACK AND 
WHITE PRINTING" (page 3-25). The number of pages printed is added to the "Other User" count. In this case, other print 
functions may be restricted. For more information, ask your administrator.
• The machine's user authentication function cannot be used when the PPD file* is installed and the Windows standard PS 
printer driver is used. For this reason, printing will not be possible if printing by invalid users is prohibited in the system 
settings (administrator).
* The PPD file enables the machine to print using the standard PS printer driver of the operating system.
System Settings (Administrator): Disabling of Printing by Invalid User
This is used to prohibit printing of print jobs by users whose user information is not stored in the machine. When this function 
is enabled, printing is not allowed when user information is not entered or incorrect information is entered.