Enabling Or Disabling The Configuration Change Detection Feature; Using The Cover Presence Switch; Using Bios Passwords - Lenovo ThinkCentre M700 User Manual

1. Start the Setup Utility program. See "Starting the Setup Utility program" on page 35.
2. Select Power ➙ Intelligent Cooling Engine (ICE) and press Enter.
3. Select ICE Thermal Alert and press Enter.
4. Select the desired setting and press Enter.
5. Exit the Setup Utility program. See "Exiting the Setup Utility program" on page 39.

Enabling or disabling the Configuration Change Detection feature

If you enable the Configuration Change Detection feature, when the POST detects the configuration changes
of some hardware devices (such as storage drives or memory modules), an error message will be displayed
when you turn on the computer.
To enable or disable the Configuration Change Detection feature, do the following:
1. Start the Setup Utility program. See "Starting the Setup Utility program" on page 35.
2. Select Security ➙ Configuration Change Detection and press Enter.
3. Select the desired setting and press Enter.
4. Exit the Setup Utility program. See "Exiting the Setup Utility program" on page 39.
To bypass the error message and log in to the operating system, do one of the following:
• Press the F2 key.
Note: For some keyboards, you might need to press Fn+F2 to bypass the error message.
• Start and then exit the Setup Utility program. See "Starting the Setup Utility program" on page 35 and
"Exiting the Setup Utility program" on page 39.

Using the cover presence switch

The cover presence switch prevents the computer from logging in to the operating system when the
computer cover is not properly installed or closed.
To enable the cover-presence-switch connector on the system board, do the following:
1. Start the Setup Utility program. See "Starting the Setup Utility program" on page 35.
2. Select Security ➙ Chassis Intrusion Detection and press Enter.
3. Select Enabled and press Enter.
4. Exit the Setup Utility program. See "Exiting the Setup Utility program" on page 39.
When the cover-presence-switch connector on the system board is enabled, if the cover presence switch
detects that the computer cover is not correctly installed or closed, an error message will be displayed when
you turn on the computer. To bypass the error message and log in to the operating system, do the following:
1. Properly install or close the computer cover.
2. Start and then exit the Setup Utility program. See "Starting the Setup Utility program" on page 35 and
"Exiting the Setup Utility program" on page 39.

Using BIOS passwords

By using the Setup Utility program, you can set passwords to prevent unauthorized access to the computer
and data.
You do not have to set any passwords to use the computer. However, using passwords improves computer
security. If you decide to set any passwords, read the following topics.
.
Chapter 5 Advanced configuration
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