Canon LBP7660Cdn Manual page 652

[Color Print]
(3) [Settings...]
(Displayed only if you have logged on in Administrator Mode.)
Clicking this button displays the [Department ID Management Settings] page. You can specify the following settings.
[Enable Department
ID Management]
[Accept Print Jobs
With Unknown IDs]
(4) [Printed Pages]
Displays the number of printed surfaces.
(5) Delete the Selected Department
(Displayed only if you have logged on in Administrator Mode.)
If you click [Delete] to the right of the Dept. ID to be deleted, the selected Dept. ID is deleted.
(6) [Clear All Counts]
(Not displayed depending on the settings.)
Clears [Total Print] of all the departments.
It displays the number of pages printed in color.
If the check box for this option is selected, you need to enter a department ID and
password when printing. You also need to enter a department ID and password
when you perform direct printing or manipulate boxes from the Remote UI. Jobs
which failed to be authenticated are deleted.
If the check box for this option is selected, you can print jobs with unknown IDs.
Jobs with unknown IDs indicate the following kinds of jobs.
Jobs printed by a printer driver which does not support the department ID
management
Jobs directly printed using a method other than the Remote UI