System Security Screen - Dell PowerEdge M820 Owner's Manual

Menu Item Description
Memory Patrol Allows you to set the memory patrol scrub frequency. By default, the Memory Patrol Scrub option
Scrub is set to Standard.
Memory Refresh Allows you to set the memory refresh rate. By default, the Memory Refresh Rate option is set to
Rate 1x.
Memory Operating Allows you to set the DIMM voltage selection. When set to Auto, the system automatically sets
Voltage the system voltage to the optimal setting based on the DIMM capacity and the numbers of
DIMMs installed. By default, the Memory Operating Voltage option is set to Auto.

System Security Screen

Menu Item Description
Intel AES-NI The Intel AES-In option improves the speed of applications by performing encryption and
decryption using the Advanced Encryption Standard set and is set to Enabled by default.
System Password Allows you to set the system password. This option is read-only if the password jumper is not
installed in the system.
Setup Password Allows you to set the setup password. This option is read-only if the password jumper is not
installed in the system.
Password Status Allows you to lock the system password. By default, the Password Status option is set to Unlocked.
TPM Security Allows you to control the reporting mode of the Trusted Platform Module (TPM). By default, the
TPM Security option is set to Off. You can only modify the TPM Status, TPM Activation , and Intel
TXT fields if the TPM Status field is set to either On with Pre-boot Measurements or On without
Pre-boot Measurements.
TPM Activation Allows you to change the operational state of the TPM. By default, the TPM Activation option is set
to No Change.
TPM Status Displays the TPM status.
TPM Clear
CAUTION: Clearing the TPM results in loss of all keys in the TPM. The loss of TPM keys may
affect booting to the operating system.
Allows you to clear all the contents of the TPM. By default, the TPM Clear option is set to No.
Intel TXT Allows you enable or disable Intel Trusted Execution Technology. To enable Intel TXT,
Virtualization Technology must be enabled and TPM Security must be enabled with Pre-boot
measurements. By default, the Intel TXT option is set to Off.
BIOS Update Allows you to update the BIOS using either DOS or UEFI shell-based flash utilities. For
Control environments that do not require local BIOS updates, it is recommended to set this field to Limited.
By default, the Local BIOS Update Support option is set to Unlocked.
NOTE: BIOS updates using Dell Update Package is not affected by this option.
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NOTE: When C state is enabled, the Monitor/Mwait sub-option must also be enabled. This
field allows you to enable Monitor/Mwait instructions. Disable this option if you disable the C
States option in the Custom mode. When C States is enabled in Custom mode, changing the
Monitor/Mwait setting does not impact system power/performance.