Dell Inspiron 24 5420 All-in-One Owners Manual - Page 110

Table 40. System setup options-Pre-boot Behavior menu, Prompt on Warnings and Errors

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Table 40. System setup options-Pre-boot Behavior menu Pre-boot Behavior Adapter Warnings Enable Adapter Warnings Enable or disable the warning messages during boot when the adapters with less power capacity are detected. By default, the option is enabled. Warning and Errors Enable or disable the action to be done when a warning or error is encountered. By default, the Prompt on Warnings and Errors option is enabled. Fastboot Allows you to configure the speed of the UEFI boot process. By default, the Minimal option is enabled. Extend BIOS POST Time Set the BIOS POST load time. By default, the 0 seconds option is enabled. Table 41. System setup options-Virtualization menu Virtualization Intel Virtualization Technology Enable Intel Virtualization Technology (VT) When enabled, the system will be able to run a Virtual Machine Monitor (VMM). By default, the option is enabled. VT for Direct I/O When enabled, the system will be able to perform Virtualization Technology for Direct I/O (VT-d). By default, the option is enabled. DMA protection Enable Pre-Boot DMA Support Enables or disables Pre-Boot DMA Support Default: ON Enable OS Kernel DMA Support Enables or disables OS Kernel DMA Support Default: ON Table 42. System setup options-Performance menu Performance Multi-Core Support All cores Active Core Selection Multiple Atom Cores By default, All Cores are selected. By default, the number of cores is set at 01. Enables to change the number of CPU cores available to the operating system. By default, the All Cores option is selected. Intel SpeedStep Enable Intel SpeedStep Technology Enables the system to dynamically adjust processor voltage and core frequency, decreasing average power consumption and heat production. By default, the option is enabled. C-States Control Enable C-State Control Enable the ability of the CPU to enter and exit low power state. When disabled, it disabled all C-states. When enabled, it enabled all C-states that the chipset or platform allows. 110 BIOS setup

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Table 40. System setup options—Pre-boot Behavior menu
Pre-boot Behavior
Adapter Warnings
Enable Adapter Warnings
Enable or disable the warning messages during boot when the adapters with
less power capacity are detected.
By default, the option is enabled.
Warning and Errors
Enable or disable the action to be done when a warning or error is encountered.
By default, the
Prompt on Warnings and Errors
option is enabled.
Fastboot
Allows you to configure the speed of the UEFI boot process.
By default, the
Minimal
option is enabled.
Extend BIOS POST Time
Set the BIOS POST load time.
By default, the
0 seconds
option is enabled.
Table 41. System setup options—Virtualization menu
Virtualization
Intel Virtualization Technology
Enable Intel Virtualization Technology
(VT)
When enabled, the system will be able to run a Virtual Machine Monitor
(VMM).
By default, the option is enabled.
VT for Direct I/O
When enabled, the system will be able to perform Virtualization Technology for
Direct I/O (VT-d).
By default, the option is enabled.
DMA protection
Enable Pre-Boot DMA Support
Enables or disables Pre-Boot DMA Support
Default: ON
Enable OS Kernel DMA Support
Enables or disables OS Kernel DMA Support
Default: ON
Table 42. System setup options—Performance menu
Performance
Multi-Core Support
All cores
By default,
All Cores
are selected.
Active Core Selection
By default, the number of cores is set at
01
.
Multiple Atom Cores
Enables to change the number of CPU cores available to the operating system.
By default, the
All Cores
option is selected.
Intel SpeedStep
Enable Intel SpeedStep Technology
Enables the system to dynamically adjust processor voltage and core
frequency, decreasing average power consumption and heat production.
By default, the option is enabled.
C-States Control
Enable C-State Control
Enable the ability of the CPU to enter and exit low power state. When disabled,
it disabled all C-states. When enabled, it enabled all C-states that the chipset
or platform allows.
110
BIOS setup