Siemens SIMATIC PC 670, Руководство по эксплуатации оборудования

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Configuring the Computing Unit in BIOS Setup
Release 04/02
5-22
Panel PC 670 Computing Unit, Equipment Manual
5.1.3 Menü Security
Overview
You can only edit the fields enclosed in square brackets. In order to protect your
computing unit against illegal use it is possible to enter two passwords. With the
supervisor password, the setup access can be restricted or denied to normal
users.
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 Exit Main
[ Enter ]
Fixed disk boot sector: [Normal]
Diskette access: [Supervisor]
Advanced Security
Supervisor Password is Disabled
User Password is Disabled
Figure 5-16 ”Security” Menu
Supervisor
Password is Disabled Password not set. All setup entries can be processed
without a password.
Enabled Passwort is enabled. The BIOS setup can only be
processed after entering a password. This password
has a higher priority than a User Password.
The input field automatically changes from [Disabled] to [Enabled] when
the password is entered.
User Password
is Disabled No User Password is assigned. If a Supervisor
Password is assigned, only the Supervisor can operate
the setup.
Enabled User Password is active. A user is thus given the
right to process some setup fields.
The input field automatically changes from [Disabled] to [Enabled] when
the password is entered.
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.