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Serial Port for Out-of-Band Management/Windows Emergency Management
Services (EMS)
The feature allows the user to configure Console Redirection settings to support Out-of-
Band Serial Port management.
Console Redirection (for EMS)
Select Enabled to use a COM port specified by the user for EMS Console Redirection. The
options are Enabled and Disabled.
*If the item above is set to Enabled, the following items will become available for user's
configuration:
Console Redirection Settings
ACPI Settings
Use this feature to configure Advanced Configuration and Power Interface (ACPI) power
management settings for your system.
NUMA Support (Available when the OS supports this feature)
Select Enabled to enable Non-Uniform Memory Access support to enhance system perfor-
mance. The options are Enabled and Disabled.
WHEA Support
Select Enabled to support the Windows Hardware Error Architecture (WHEA) platform and
provide a common infrastructure for the system to handle hardware errors within the Windows
OS environment to reduce system crashes and to enhance system recovery and health
monitoring. The options are Enabled and 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 and 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.
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Chapter 4: UEFI BIOS
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