Lenovo 4157 - ThinkStation S20 - 2 GB RAM, Руководство по техническому обслуживанию аппаратной части

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• Not be your name or your user name
• Not be a common word or a common name
• Be significantly different from your previous password
User Password
When a User Password is set, the computer cannot be used until a valid password is typed from the
keyboard.
Administrator Password
When an Administrator Password is set, it 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 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 12 alphabetic and numeric characters. For more
information, see “Password considerations” on page 39.
1. Start the Setup Utility program (see Chapter 6 “Using the Setup Utility” on page 39).
2. From the Setup Utility program menu, select Security ® Set Passwords .
3. Select Set User Password or Set Administrator Password .
4. Read the information displayed on the right side of the screen.
Enabling or disabling a device
You can enable or disable user access to a device.
ICH SATA Controller When this feature is set to Disabled , any optical drives or eSATA devices are disabled
and will not be displayed in the system configuration.
Marvell SATA/SAS
Controller When this feature is set to Disabled , all internal hard disk drives are disabled and
will not be displayed in the system configuration. When disabling this feature, make
sure your system has an alternate boot method, such as LAN PXE boot, or a bootable
floppy diskette, memory key, or optical disc.
Legacy diskette A When this feature is set to Disabled , the diskette drive cannot be accessed.
To set the ICH SATA Controller or Marvell SATA/SAS Controller, do the following:
1. Start the Setup Utility program (see “Starting the Setup Utility program ” on page 39).
2. Depending on which device you want to set, select either Devices ® SAS/SATA Drive Setup ® ICH
SATA Controller or Devices
®
SAS/SATA Drive Setup
®
Marvell SATA/SAS Controller from the
Setup Utility program menu.
3. Select the desired settings and press Enter.
4. Return to the Setup Utility program menu and select Exit ® Save and exit the Setup Utility .
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ThinkStation Hardware Maintenance Manual