21Authentication for the SecureOperationThe machine has a unique Authentication feature that restricts the ability to use functions.This chapter contains information for System Administrators and general users on the features used to change thesettings and on the setting procedures.Overview of AuthenticationThis section is an overview of the Authentication feature used with the machine.Users Controlled by AuthenticationThe following is an explanation about the different user types that are controlled by the Authentication feature.Users are classified into the following four types. The Authentication feature restricts operations according to theuser type.• Machine Administrator• Authenticated Users (with System Administrator Privileges)• Authenticated Users (with no System Administrator Privileges)• Unauthenticated UsersMachine AdministratorThe Machine Administrator uses a special user ID (default of admin).Only The Machine Administrator is able to change the Machine Administrator ID(default of admin), and theMachine Administrator Passcode(default of 1111).This is a user who can enter the System Administration mode and change the machine settings related to securityfeatures and services that is restricted.To enter the System Administration mode, enter the Machine Administrator ID into the user ID entry field on theauthentication screen.