Menu Item
Description
Memory Operating
Voltage
Allows you to set the DIMM voltage selection. When set to Auto, the system automatically sets
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-NI option improves the speed of applications by performing encryption and
decryption using the Advanced Encryption Standard Instruction Set and is set to Enabled by
default.
System Password Allows you to set the system password. This option is set to Enabled by default and 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
Control
Allows you to update the BIOS using either DOS or UEFI shell-based flash utilities. For
environments that do not require local BIOS updates, it is recommended to set this field to
Disabled. By default, the BIOS Update Control option is set to Unlocked.
NOTE: BIOS updates using Dell Update Package are not affected by this option.
Power Button
Allows you to enable or disable the power button on the front of the system. By default, the Power
Button option is set to Enabled.
NMI Button
Allows you to enable or disable the NMI button on the front of the system. By default, the NMI
Button option is set to Disabled.
AC Power
Recovery
Allows you to set how the system reacts after AC power is restored to the system. By default, the
AC Power Recovery option is set to Last.
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