Lenovo ThinkPad S531 User Manual Download

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The next time you turn on your computer, you will have to type the user or master hard disk password in
order to start your computer and get access to your operating system.

Changing or removing a hard disk password

Follow steps 1 through 7 in “Setting a hard disk password” on page 41, typing your password to get access
to the ThinkPad Setup program.

To change or remove the user hard disk password, do the following:

• To change the hard disk password, type the current password in the

Enter Current Password

field. Then

type the new password in the

Enter New Password

field, and retype the password you just entered to

verify it in the

Confirm New Password

field. Press Enter, and a Setup Notice window is displayed. Press

Enter to exit from the Setup Notice window. The user hard disk password will be changed.

• To remove the hard disk password, type the current password in the

Enter Current Password

field. Then

leave the

Enter New Password

and

Confirm New Password

fields blank, and press Enter. A Setup

Notice window is displayed. Press Enter to exit from the Setup Notice window. The user hard disk
password will be removed.

To change or remove the

User + Master

hard disk passwords, select

User HDP

Master HDP

If you choose

User HDP

, do the following:

• To change the user hard disk password, type the current user hard disk password or the current master

hard disk password in the

Enter Current Password

field. Then type the new user hard disk password in

the

Enter New Password

field, and retype the password you just entered to verify it in the

Confirm New

Password

field. Press Enter, and a Setup Notice window is displayed. Press Enter to exit from the Setup

Notice window. The user hard disk password is changed.

• To remove the user hard disk password, type the current master hard disk password in the

Enter Current

Password

field. Then leave the

Enter New Password

and

Confirm New Password

fields blank, and

press Enter. A Setup Notice window is displayed. Press Enter to exit from the Setup Notice window.
The user hard disk password will be removed.

If you choose

Master HDP

, do the following:

• To change the master hard disk password, type the current master hard disk password in the

Enter

Current Password

field. Then type the new master hard disk password in the

Enter New Password

field, and retype the password you just entered to verify it in the

Confirm New Password

field. Press

Enter, and a Setup Notice window is displayed. Press Enter to exit from the Setup Notice window. The
master hard disk password is changed.

• To remove the master hard disk password, type the current master hard disk password in the

Enter

Current Password

field. Then leave the

Enter New Password

and

Confirm New Password

fields blank,

and press Enter. A Setup Notice window is displayed. Press Enter to exit from the Setup Notice window.
Both the user and master hard disk passwords will be removed.

Supervisor password

The supervisor password protects the system information stored in ThinkPad Setup. Without it, no one can
change the configuration of the computer. It provides the following security features:

• If a supervisor password is set, a password prompt is displayed when you try to start the ThinkPad Setup

program. Unauthorized users cannot get access to configuration data.

• The system administrator can use the supervisor password to get access to a computer even if the user of

that computer has set a power-on password. The supervisor password overrides the power-on password.

• If both a supervisor password and a power-on password are set, you can do the following only if you

have the supervisor password:

User Guide