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Using the System Setup Program 55
TPM Activation Changes the operational state of the TPM.
When set to Activate, the TPM is enabled and activated
at default settings.
When set to Deactivate, the TPM is disabled and
deactivated.
The No Change state initiates no action. The operational
state of the TPM remains unchanged (all user settings for
the TPM are preserved).
NOTE: This field is read-only when TPM Security is set to
Off.
TPM Clear
(No default)
NOTICE: Clearing the TPM will cause loss of all
encryption keys in the TPM. This option will prevent
booting to the operating system and will result in loss
of data if the encryption keys cannot be restored. Be
sure to back up the TPM keys prior to enabling this
option.
When set to Yes, all the contents of the TPM are cleared.
NOTE: This field is read-only when TPM Security is set to
Off.
Power Button
(Enabled default)
Turns system's power off and on. On an
ACPI-compliant
operating system, the system performs an orderly shutdown
before power is turned off.
The button is enabled in the System Setup program.
When disabled, the button can only turn on system
power.
NOTE: You can still turn on the system by using the power
button, even if the Power Button option is set to Disabled.
NMI Button
(Disabled default)
NOTICE: Use the NMI button only if directed to do so
by qualified support personnel or by the operating
system's documentation. Pressing this button halts
the operating system and displays a diagnostic
screen.
Sets the NMI feature to On or Off.
Table 2-8. System Security Screen Options (continued)
Option Description