Technical specifications
8.7 BIOS description
SIMATIC IPC427D
156
Operating Instructions, 05/2017, A5E31347215-AB
8.7.6
Security menu
You can only edit the fields enclosed in square brackets. Two passwords (Supervisor and
User password) can be assigned to protect your PC from unauthorized use. As Supervisor
you have full access to the Setup variables. A user has only restricted access to the Setup
variables. The degree of restriction can be specified by the Supervisor (Full, Limited, View
Only).
If you enable "Power on Password", the BIOS boot procedure is halted until a Supervisor
password is entered.
TPM Status
Displays the current status of the Trusted Platform Module
TPM Operation
Enables or disables the Trusted Platform Module.
Supervisor Pass-
word
Installed
Certain setup fields can be changed by the user, including
the user password.
Not installed
The password is disabled.
User password
Installed
Certain setup fields can be changed by the user, including
the user password.
Not installed
The password is disabled.
Set Supervisor
Password
This field opens the password input dialog. Authorized logged on users can
change the supervisor password, or delete and deactivate it by pressing "Re-
turn."
Power on pass-
word
Enabled
Password must be entered to boot. The BIOS boot procedure
is halted until a Supervisor password is entered.
Disabled
Access to the BIOS setup is possible without password entry.
User Access Level View only
Setup is accessible, but fields cannot be changed.
Limited
Some setup entries can be changed.
Full
All setup entries can be changed, except for the supervisor
password.
Set User Pass-
word
This field opens the password input dialog. Logged on users can change the
password, or clear and deactivate it by pressing "Return."
