Siemens Nixdorf D931, Technical Manual

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Security features
Settings in BIOS Setup
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System Load
This field specifies the drive from which the operating system can be loaded.
Standard
The operating system can be loaded from floppy disk or hard disk
(default entry).
Diskette Lock
The operating system can only be loaded from hard disk.
Setup Prompt
This field specifies whether the message
Press F2 to enter SETUP
is
displayed when the PC is rebooted.
Enabled
The message
Press F2 to enter SETUP
is displayed when the
system is started (default entry).
Disabled
The message is not displayed.
Virus Warning
This field checks the boot sectors of the hard disk drive to see if any changes have
been made since the previous system startup. If they have been changed and the
reason for this is unknown, a program for finding computer viruses should be
loaded.
Enabled
If the boot sector has been changed since the previous system
startup (e.g. new operating system or virus attack), a warning is
displayed. The warning stays on the screen until you acknowledge
the changes with
Confirm
or deactivate the function (
Disabled
).
Confirm
This entry confirms a required change in a boot sector (e.g. new
operating system).
Disabled
The boot sectors are not checked (default entry).