Enabling Background Numbering
Click the menu button of the application you are using, and then click [Print].
Select the printer you want to use.
Click [Preferences].
Click the [Detailed Settings] tab.
In the "Menu:" box, click [Effects].
Select the [Background Numbering] check box.
Click [Details...].
Change the configuration as required, and then click [OK].
Change any other print settings if necessary.
Click [OK].
Start printing from the application's [Print] dialog box.
The numbers appear to overlap the copied image in some cases.