Configuring the SIMATIC Rack PC 840
5-18
SIMATIC Rack PC 840 Manual
A5E00104826-03
5.4 The Security Menu
You can only edit the fields enclosed in square brackets. Two passwords are
assigned to protect your PC from unauthorized use. You can use the supervisor
password to prevent use of diskettes for the normal user and to limit use of the
hard disk.
PhoenixBIOS Setup Utility
Item Specific Help
Set Supervisor Password
ESC Exit
Set User Password
Select Item
Select Menu
+ / –
Select
Change Values
Sub-Menu
F9
F10
Setup Defaults
Save and Exit
Password on boot: [Disabled]
[ Enter ]
Select the operating
system installed
on your system which
you will use most
commonly.
Note: An incorrect
setting can cause
some operating
systems to display
unexpected behavior.
Enter
Help
F1
Power Boot Sequence Version ExitMain
[ Enter ]
Fixed disk boot sector: [Normal]
Diskette access: [Supervisor]
Advanced Security
Supervisor Password is Disabled
User Password is Disabled
Figure 5-14 ”Security” Menu
User Password
is
Disabled Password is active. BIOS Setup cannot be opened until
the password has been entered.
Enabled Certain Setup fields are thus configurable by the user,
including the user password.
The field resets automatically from [Disabled] to [Enabled] when the
password is entered.
Set Supervisor
Password
This field opens the dialog box for entering a password. Once it has been
entered, the supervisor password can be changed or deleted by
pressing ”Return” and thus deactivated.
Set User
Password
This field opens the dialog box for entering a password. Once it has been
entered correctly, the user password can be changed or deleted by
pressing ”Return” and thus deactivated.
Password on
boot
[Disabled] No password required for system boot.
[Enabled] Supervisor or user password must be entered for system
boot.
Fixed disk boot
Sector
[Normal] All types of hard-disk access are permitted.
[Write protect] No operating system can be installed.
This is a way of protecting against boot viruses.
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