Lenovo ThinkCentre A55 Hardware Maintenance Manual - Page 56
Password, Administrator, Setting, changing, deleting, password, Using, Security, Profile, Device
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v Have at least eight characters in length v Contain at least one alphabetic character, one numeric character, and one symbol v Contain at least one of the following symbols v You can also use the space bar v Setup Utility program and hard disk drive passwords are not case sensitive v Not be your name or your user name v Not be a common word or a common name v Be significantly different from your previous password User Password When a User Password is set, the user is prompted to type a valid password each time the computer is turned on. The computer cannot be used until a valid password is typed from the keyboard. Administrator Password Setting an Administrator Password deters unauthorized persons from changing configuration settings. If you are responsible for maintaining the settings of several computers, you might want to set an Administrator Password. After you set an Administrator Password, a password prompt is displayed each time you try to access the Setup Utility program. If you type the wrong password, you will see an error message. If you type the wrong password three times, you must turn the computer off and start again. If both the user and administrator passwords are set, you can type either password. However, to change any configuration settings, you must use your administrator password. Setting, changing, and deleting a password To set, change, or delete a password, do the following: Note: A password can be any combination of up to eight characters (A- Z, a-z, and 0-9). See "Password considerations" on page 49 for more information. 1. Start the Setup Utility program (see "Starting the Setup Utility program" on page 49). 2. From the Setup Utility program menu, select Security . 3. Select Set Passwords. Read the information displayed on the right side of the screen. Using Security Profile by Device Security Profile by Device is used to enable or disable user access to the following devices: IDE controller When this feature is set to Disable, all devices connected to the IDE controller (such as hard disk drives or the CD-ROM drive) are disabled and will not be displayed in the system configuration. Diskette Drive Access When this feature is set to Disable, the diskette drive cannot be accessed. To set Security Profile by Device, do the following: 50 Hardware Maintenance Manual