Editing Serial Communication Settings - Dell E14S Series Owner's Manual

Menu Item
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 4GB
Slot Disablement

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 the System BIOS screen, click Serial Communication.
The Serial Communication screen is displayed.
Serial Communication screen settings
The Serial Communication screen details are explained below.
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.
Enables or disables the I/OAT option. Enable only if the hardware and
software support the feature.
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.
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.
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
Enabled.
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.
Enables or disables the support for PCIe devices that require large amounts of
memory. By default, the option is set to Enabled.
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.
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