102.6. Set Overwrite Hard DiskOn the Tools screen,1. Press [Authentication/Security Settings].2. Press [Overwrite Hard Disk].3. Press [Number of Overwrite].4. On the Setting screen, select the [1 Overwrite] or [3 Overwrite].5. Select [Save].When copy, fax, scan, or print processing is completed, the data is deleted from thehard disk and the area on which the deleted data was stored is automaticallyoverwritten with blank data.ImportantIf the machine is powered off during the overwriting operation, unfinished files mayremain on the hard disk. The overwriting operation will resume if you power themachine on again with the unfinished files remaining on the hard disk. The data iserased by overwriting once, but overwriting three times makes it even more definitethat the data cannot be recovered. During the overwriting process, processing ofnormal operations may be slowed down.2.7. Set Data EncryptionBy setting data encryption, when data is written to the hard disk, the data isautomatically encrypted. The encryption prevents unauthorized access to the storeddata. In order to activate this feature, set an encryption key.On the Tools screen,1. Press the [System Settings].2. Press [Common Service Settings].3. Press [Other Settings].4. On the Setting screen, select the [Data Encryption].5. Select [Change Settings].6. Select [On].7. Select [Keyboard], and enter a New Encryption Key of 12 characters.8. Select [Save].9. Select [Keyboard], and Reenter the Encryption Key.10. Select [Save].11. Select [Yes] to make the change.12. Select [Yes] to Reboot.2.8. Set Scheduled Image OverwriteOn the Tools screen,1. Press [Authentication/Security Settings].2. Press [Overwrite Hard Disk].3. Press [Scheduled Image Overwrite].4. On the Setting screen, Select [Daily] or [Weekly] or [Monthly].5. Set [Day], [Hour], [minutes],6. Select [Save].NOTE: This feature is also able to utilize from CentreWare Internet Services.[Security] folder>[Scheduled Image Overwrite]