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3. Press [System Settings].
4. Press [Settings for Administrator]
5. From the list next to Erase Method, select an erase method.
The default erase method is [Random Numbers], and the default number of overwrites is
[3].
*1
NSA : Overwrites data twice with random numbers and once with zeros.
DoD (5220.22-M) : Overwrites data with a random number, then with its
complement, then with another random number, and the data is verified.
Random Numbers: Overwrites data multiple times with random numbers. Select the
number of overwrites from one to nine.
Format: Formats the internal storage. Data is not overwritten.
BSI/VSITR: Overwrites data seven times with the fixed value (for example: 0x00).
Secure Erase (ATA): Overwrites data using an algorithm that is built in to the internal
storage.
*1 National Security Agency (U.S.A)
*2 Department of Defense (U.S.A)
6. Press [Erase].
7. Press [Yes].
8. When the Erase All Memory process is completed, press [Exit], and then turn off
the main power of the machine.
[Data Management]
*2
[Erase All Memory].
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