Dell Inspiron 3030 Small Desktop Owners Manual - Page 90

Table 35. System setup options-System Management menu continued

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Table 35. System setup options-System Management menu (continued) System Management By default, this option is enabled. Table 36. System setup options-Keyboard menu Keyboard Keyboard Errors Enable Keyboard Error Detection Enables or disables report of keyboard-related errors when the computer boots. By default, this option is enabled. Numlock LED Enable Numlock LED Enables or disables Numlock when the computer boots. By default, this option is enabled. Table 37. System setup options-Preboot Behavior menu Preboot Behavior Warnings and Errors Enables or disables the action to be taken when a warning or error is encountered. By default, the Prompt on Warnings and Errors option is selected. Stop, prompt, and wait for user input when warnings or errors are detected. NOTE: Errors deemed critical to the operation of the computer hardware stop the functioning of the computer. Extend BIOS POST Time Sets the BIOS POST (Power-On Self-Test) load time. By default, the 0 seconds option is selected. Table 38. System setup options-Virtualization menu Virtualization Support Intel Virtualization Technology Enable Intel Virtualization Technology (VT) When enabled, the computer can run a Virtual Machine Monitor (VMM). By default, the Enable Intel Virtualization Technology (VT) option is enabled. VT for Direct I/O Enable Intel VT for Direct I/O When enabled, the computer can perform Virtualization Technology for Direct I/O (VT-d). VT-d is an Intel method that provides virtualization for memory map I/O. By default, the Enable Intel VT for Direct I/O option is enabled. DMA Protection Enable Pre-Boot DMA Support Allows you to control the Pre-Boot DMA protection for both internal and external ports. This option does not directly enable DMA protection in the operating system. NOTE: This option is not available when the virtualization setting for IOMMU is disabled (VT-d/AMD Vi). By default, the Enable Pre-Boot DMA Support option is enabled. For additional security, Dell Technologies recommends keeping the Enable PreBoot DMA Support option enabled. NOTE: This option is provided only for compatibility purposes, since some older hardware is not DMA capable. 90 BIOS Setup

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Table 35. System setup options—System Management menu (continued)
System Management
By default, this option is enabled.
Table 36. System setup options—Keyboard menu 
Keyboard
Keyboard Errors
Enable Keyboard Error Detection
Enables or disables report of keyboard-related errors when the computer boots.
By default, this option is enabled.
Numlock LED
Enable Numlock LED
Enables or disables Numlock when the computer boots.
By default, this option is enabled.
Table 37. System setup options—Preboot Behavior menu 
Preboot Behavior
Warnings and Errors
Enables or disables the action to be taken when a warning or error is
encountered.
By default, the
Prompt on Warnings and Errors
option is selected. Stop,
prompt, and wait for user input when warnings or errors are detected.
NOTE:
Errors deemed critical to the operation of the computer hardware
stop the functioning of the computer.
Extend BIOS POST Time
Sets the BIOS POST (Power-On Self-Test) load time.
By default, the
0 seconds
option is selected.
Table 38. System setup options—Virtualization menu 
Virtualization Support
Intel Virtualization Technology
Enable Intel Virtualization Technology (VT)
When enabled, the computer can run a Virtual Machine Monitor (VMM).
By default, the
Enable Intel Virtualization Technology (VT)
option is enabled.
VT for Direct I/O
Enable Intel VT for Direct I/O
When enabled, the computer can perform Virtualization Technology for Direct
I/O (VT-d). VT-d is an Intel method that provides virtualization for memory map
I/O.
By default, the
Enable Intel VT for Direct I/O
option is enabled.
DMA Protection
Enable Pre-Boot DMA Support
Allows you to control the Pre-Boot DMA protection for both internal and external
ports. This option does not directly enable DMA protection in the operating
system.
NOTE:
This option is not available when the virtualization setting for IOMMU
is disabled (VT-d/AMD Vi).
By default, the
Enable Pre-Boot DMA Support
option is enabled.
For additional security, Dell Technologies recommends keeping the
Enable Pre-
Boot DMA Support
option enabled.
NOTE:
This option is provided only for compatibility purposes, since some
older hardware is not DMA capable.
90
BIOS Setup