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Menu Item Description
management controller. The embedded NIC1 and NIC2 option is only
available on systems that do not have NDCs. This option is mutually exclusive
with the Integrated Network Card 1 option. Configure this function using the
NIC management utilities of the system.
I/OAT DMA Engine Enables or disables the I/OAT option. Enable only if the hardware and
software support the feature.
Embedded Video
Controller
Enables or disables the Embedded Video Controller. By default, the
embedded video controller is Enabled. Current state of Embedded Video
Controller is Enabled. Current State of Embedded Video Controller is a read
only field, indicating the current state for the Embedded Video Controller. 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.
Current State of
Embedded Video
Controller
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.
SR-IOV Global Enable Enables or disables the BIOS configuration of Single Root I/O Virtualization
(SR-IOV) devices. By default, the SR-IOV Global Enable option is set to
Disabled.
OS Watchdog Timer If your system stops responding, this OS 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 the option is set to Disabled
(the default), the timer has no effect on the system.
Memory Mapped I/O
above 4GB
Enables or disables the support for PCIe devices that require large amounts of
memory. By default, the option is set to Enabled.
Slot Disablement Enables or disables the available PCIe slots on your system. The Slot
Disablement feature controls the configuration of PCIe cards installed in the
specified slot. Slot disablement must be used only when the installed
peripheral card is preventing booting into the operating system or causing
delays in system startup. If the slot is disabled, both the Option ROM and UEFI
driver are disabled.
Editing serial communication settings
You can use the Serial Communication screen to view the properties of the serial communication port.
1. Go to System Setup Main Menu, and then click System BIOS.
2. On System BIOS, click Serial Communication.
The Serial Communication screen is displayed
Serial Communication screen settings
The Serial Communication screen details are explained below.
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