Bull Cedoc Bullx R423-E3, Installation And User Manual

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ACPI Setting
Use this feature to configure Advanced Configuration and Power Interface (ACPI) power management
settings for your system.
ACPI Sleep State
Use this feature to select the ACPI State when the system is in sleep mode. Select S1 (CPU Stop
Clock) to erase all CPU caches and stop executing instructions. Power to the CPU(s) and RAM is
maintained, but RAM is refreshed. Select Suspend Disabled to use power-reduced mode. Power will
only be supplied to limited components (such as RAMs) to maintain the most critical functions of the
system. The options are S1 (CPU Stop Clock) and Suspend Disabled .
High Precision Event Timer
Select Enabled to activate the High Precision Event Timer (HPET) that produces periodic interrupts at a
much higher frequency than a Real-time Clock (RTC) does in synchronizing multimedia streams,
providing smooth playback, reducing the dependency on other timestamp calculation devices, such as
an x86 RDTSC Instruction embedded in the CPU. The High Performance Event Timer is used to replace
the 8254 Programmable Interval Timer. The options are Enabled and Disabled.

Trusted Computing (Available when a TPM device is detected by the BIOS)
Configuration
TPM Support
Select Enabled on this item and enable the TPM jumper on the serverboard to enable TPM
support to improve data integrity and network security. The options are Enabled and Disabled.
TPM State
Select Enabled to enable TPM security settings to improve data integrity and network security.
The options are Disabled and Enabled.
Pending Operation
Use this item to schedule an operation for the security device. The options are None, Enable
Take Ownership, Disable Take Ownership, and TPM Clear.
Note During restart, the computer will reboot in order to execute the pending operation and
change the state of the security device.
Current Status Information
: This item displays the information regarding the current TPM status.
TPM Enable Status
This item displays the status of TPM Support to indicate if TPM is currently enabled or
disabled.
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