Dell PowerEdge R530xd Owner's Manual page 31

User Accessible USB Ports
Internal USB Port
Embedded NIC1 and NIC2
I/OAT DMA Engine
Embedded Video Controller
Current State of Embedded Video Controller
SR-IOV Global Enable
OS Watchdog Timer
Memory Mapped I/O above 4 GB
Allows you to enable or disable the USB ports.
Selecting Only Back Ports On disables the front
USB ports and selecting All Ports Off disables all
USB ports. The USB keyboard and mouse operates
during boot process in certain operating systems.
After the boot process is complete, the USB
keyboard and mouse do not work if the ports are
disabled.
NOTE: Selecting Only Back Ports On and All
Ports Off will disable the USB management
port and also restrict access to iDRAC
features.
Allows you to enable or disable the internal USB
port. By default, the Internal USB Port option is set
to Enabled.
Allows you to enable or disable the Embedded
NIC1 and NIC2. If set to Disabled, the NIC may still
be available for shared network access by the
embedded management controller. Configure this
function using the NIC management utilities of the
system.
Allows you to enable or disable the I/OAT option.
Enable only if the hardware and software supports
the feature.
Allows you to enable or disable the Embedded
Video Controller. By default, the embedded video
controller is Enabled. If the Embedded Video
Controller is the only display capability in the
system (that is, no add-in graphics card is
installed), then the Embedded Video Controller is
automatically used as the primary display even if
the Embedded Video Controller setting is Disabled.
Displays the current state of the Embedded Video
Controller. Current State of Embedded Video
Controller is a read only field, indicating the
current state for the Embedded Video Controller.
Allows you to enable or disable the BIOS
configuration of Single Root I/O Virtualization (SR-
IOV) devices. By default, the SR-IOV Global Enable
option is set to Disabled.
If your system stops responding, this watchdog
timer aids in the recovery of your operating
system. When this field is set to Enabled, the
operating system is allowed to initialize the timer.
When is the field is set to Disabled (the default),
the timer will have no effect on the system.
Allows you to enable support for PCIe devices that
require large amounts of memory. By default, the
option is set to Enabled.
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