Description of Setup Buttons (Administrator Settings) 17-73
17
[Overwrite HDD Data]
To display: [Utility] - [Administrator Settings] - [Security Settings] - [HDD Settings] - [Overwrite HDD Data]
This machine temporarily stores image data on the hard disk or in the memory during scanning and printing.
When the stored data are no longer needed, you can delete them by overwriting with certain data.
[Overwrite All Data]
To display: [Utility] - [Administrator Settings] - [Security Settings] - [HDD Settings] - [Overwrite All Data]
When disposing of this machine or returning it to a leasing business, use this function to delete all data saved
on the hard disk by overwriting. This function also resets all passwords to the factory settings.
Prior to performing this operation, contact your service representative.
To perform delete by overwriting, select [HDD Overwrite Method] and tap [Delete].
- [Mode 1]: Overwrites with 0x00.
- [Mode 2]: Overwrites with single-byte random numbers - overwrites with single-byte random numbers
- overwrites with 0x00.
- [Mode 3]: Overwrites with 0x00 - Overwrites with 0xff - Overwrites with single-byte random numbers -
Verifies.
- [Mode 4]: Overwrites with single-byte random numbers - Overwrites with 0x00 - Overwrites with 0xff.
- [Mode 5]: Overwrites with 0x00 - Overwrites with 0xff - Overwrites with 0x00 - Overwrites with 0xff.
- [Mode 6]: Overwrites with 0x00 - Overwrites with 0xff - Overwrites with 0x00 - Overwrites with 0xff -
Overwrites with 0x00 - Overwrites with 0xff - Overwrites with random numbers.
- [Mode 7]: Overwrites with 0x00 - Overwrites with 0xff - Overwrites with 0x00 - Overwrites with 0xff -
Overwrites with 0x00 - Overwrites with 0xff - Overwrites with 0xaa.
- [Mode 8]: Overwrites with 0x00 - Overwrites with 0xff - Overwrites with 0x00 - Overwrites with 0xff -
Overwrites with 0x00 - Overwrites with 0xff - Overwrites with 0xaa - Verifies.
[Mode 1] is specified by default.
[HDD Lock Password]
To display: [Utility] - [Administrator Settings] - [Security Settings] - [HDD Settings] - [HDD Lock Password]
Protects saved data by locking the hard disk using a password.
To encrypt the data on the hard disk, enter an encryption passphrase (in 20 characters, case sensitive).
Be sure to keep the password you have entered carefully so that you do not forget them. Should the pass-
word be lost, it takes a major recovery work to restore it.
If a password is already set, you can change or cancel it.
Settings Description
[Yes]/[No] Specify whether to automatically delete data stored on the hard disk or in
the memory by overwriting.
[No] is specified by default.
[Overwrite Method] Select the method for deleting data stored on the hard disk or memory by
overwriting.
• [Mode 1]: Overwrites with 0x00.
• [Mode 2]: Overwrites with 0x00 - Overwrites with 0xff - Overwrites with
letter "A" (0x61) - Verifies
[Mode 1] is specified by default.
[Encryption Priority]/[Over-
write Priority]
When setting [Overwrite HDD Data] with [HDD Encryption Setting] in com-
bination, select the preferred option for deleting data stored on the hard
disk.
• [Encryption Priority]: Overwrites data using a method different from
[Mode 1] and [Mode 2] of [Overwrite Method]. To set [Overwrite HDD
Data], select [Encryption Priority].
• [Overwrite Priority]: Overwrites data using the method specified at
[Overwrite Method].
When changing this setting, you need to formatting the hard disk after re-
starting this machine. Before you attempt to change the setting, be aware
that data may be deleted.
[Encryption Priority] is specified by default.
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