IBM ThinkPad 570, Руководство пользователя

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Protecting your computer
This section provides overall information about how to protect your
ThinkPad computer. To protect your computer from theft or
unauthorized use, you can use:
Passwords
A mechanical lock
For information on mechanical locks and for more details about
passwords User's Reference.
Using passwords
The password-setting feature prevents your computer from being
used by others. Once you set a password, a prompt appears on the
screen each time you power on the computer. You must enter your
password at the prompt. You cannnot use the computer unless you
type the correct password. You can set the following passwords on
your computer:
The power-on password protects your computer from being
used by unauthorized persons.
The hard disk password protects the data on your hard disk
from being accessed by unauthorized persons.
The supervisor password protects the system information
stored in BIOS Setup Utility so that without knowing the
password, nobody can change the configuration of the computer.
To use the different passwords, refer to the User's Reference.
Using mechanical locks
You can attach a mechanical lock to your computer, to help prevent
it from being removed without your permission.
Attach a mechanical lock to the keyhole of the computer; then secure
the chain on the lock to a stationary object. Refer to the instructions
shipped with the mechanical lock.
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IBM ThinkPad 570 Online Book