Default Setting (System Menu)9-1079Optional FunctionYou can use the optional applications installed on this machine.ApplicationThe applications listed below are installed on this machine.You can use these applications for a limited period on a trial basis.• Printed Document Guard KitThis prevents the unauthorized copying and/or transmission of documents that contain important confidential orpersonal information. When a document is printed from a computer, this feature imprints a special pattern onthe document. When anyone attempts to copy or send that document on this machine, the machine detects thepattern and protects the information by printing the document in blank, or prohibiting transmission.NOTE: Restrictions such as the number of times the application can be used during the trial period differdepending on the application.Starting Application UseUse the procedure below to start using an application.1 Press the System Menu key.2 Press [System] and then [Next] of Optional Function.NOTE: If the user authentication screen appears, enter your login user name and password and then press[Login]. For this, you need to login with administrator privileges. Refer to Adding a User (Local User List) onpage 10-5 for the default login user name and password.3 Select the desired application and press [Activate].You can view detailed information on the selected application by pressing [Detail].4 In the license key entry screen, press [Official].Some applications do not require you to enter a license key. If the license key entry screen does not appear,go to Step 5.To use the application as a trial, press [Trial] without entering the license key.5 When the confirmation screen appears, press [Yes].IMPORTANT: If you change the date/time while using an application, you will no longer be able to use theapplication.