Manualshelf

Reference Guide

ManualsBrandsDell ManualsC SeriesPowerEdge R540
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Option Description
NOTE: This option can be disabled only if the C States option in the Custom mode is set to
disabled.
NOTE: When C States is set to Enabled in the Custom mode, changing the Monitor/Mwait setting
does not impact the system power or performance.
CPU
Interconnect Bus
Link Power
Management
Enables or disables the CPU Interconnect Bus Link Power Management. This option is set to Enabled by
default.
PCI ASPM L1 Link
Power
Management
Enables or disables the PCI ASPM L1 Link Power Management. This option is set to Enabled by default.
System Security
You can use the System Security screen to perform specific functions such as setting the system password, setup password
and disabling the power button.
Viewing System Security
To view the System Security screen, perform the following steps:
Steps
1. Power on, or restart your system.
2. Press F2 immediately after you see the following message:
F2 = System Setup
NOTE:
If your operating system begins to load before you press F2, wait for the system to finish booting, and then
restart your system and try again.
3. On the System Setup Main Menu screen, click System BIOS.
4. On the System BIOS screen, click System Security.
System Security Settings details
About this task
The System Security Settings screen details are explained as follows:
Option
Description
CPU AES-NI Improves the speed of applications by performing encryption and decryption by using the Advanced
Encryption Standard Instruction Set (AES-NI). This option is set to Enabled by default.
System
Password
Enables 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 Enables you to set the system setup password. This option is read-only if the password jumper is not
installed in the system.
Password Status Enables you to lock the system password. This option is set to Unlocked by default.
TPM Security
NOTE: The TPM menu is available only when the TPM module is installed.
20 Pre-operating system management applications