Users Guide

Table Of Contents
オプション
メモ: Customカスタムモードで C States Enabled(有設定されている場合に、
Monitor/Mwait 設定しても、システムの電力またはパフォーマンスは影響けません。
メモリ巡回スクラ
メモリ巡回スクラブの周波設定します。デフォルトでは、このオプションは Standard(標準)
されています。
メモリリフレッシ
ュレート
メモリリフレッシュレートを 1x または 2x 設定します。デフォルトでは、このオプションは 1x 設定
されています。
メモリ動作電 DIMM 設定します。自動 設定すると、システムが DIMM 容量けられている DIMM
じて、システム最適自動設定します。メモリ動作電 オプションは、デフォルトで 自動
されています。
CPU パフォーマン
協調制御]
CPU 電力管理 / えます。Enabled(有 設定すると、CPU 電力管理 OS DBPM
およびシステムの DBPMDAPCによって制御されます。このオプションは、デフォルトで Disabled(無
設定されています。
System security screen
Menu Item
Description
Intel AES-NI 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.
NOTE: TPM update is blocked form LC UI.
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 the 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 to enable or disable Intel Trusted Execution Technology (TXT). 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 option to Disabled. By default, the BIOS Update Control
option is set to Unlocked.
NOTE: BIOS updates using the 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.
68 セットアップユーティリティとブートマネージャの使用