Owners Manual

NOTE: If your operating system begins to load before you press F2, wait for the system to finish booting, and then
restart your system and try again.
3. On the System Setup Main Menu screen, click System BIOS.
4. On the System BIOS screen, click Integrated Devices.
Related reference
Integrated Devices
Integrated Devices details
Integrated Devices details
About this task
The Integrated Devices screen details are explained as follows:
Option
Description
USB 3.0 Setting Enables or disables the USB 3.0 support. Enable this option only if your operating system supports USB 3.0. If you
disable this option, devices operate at USB 2.0 speed. USB 3.0 is enabled by default.
User Accessible
USB Ports
Enables or disables the USB ports. Selecting Only Back Ports On disables the front USB ports, selecting All
Ports Off disables all USB ports. The USB keyboard and mouse operate 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 disables the USB management port and also
restricts access to iDRAC features.
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 option. This option is set to Enabled by default.
Current State of
Embedded Video
Controller
Displays the current state of the embedded video controller. The Current State of Embedded Video
Controller option is a read-only field. 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 set to Disabled.
SR-IOV Global
Enable
Enables or disables the BIOS configuration of Single Root I/O Virtualization (SR-IOV) devices. This option is set to
Disabled by default.
OS Watchdog
Timer
If your system stops responding, this watchdog timer aids in the recovery of your operating system. When this
option is set to Enabled, the operating system initializes the timer. When this option is set to Disabled (the
default), the timer does not have any effect on the system.
Memory Mapped
I/O above 4 GB
Enables or disables the support for PCIe devices that need large amounts of memory. This option is set to
Enabled by default.
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. Slots must be disabled only when the installed peripheral
card prevents booting into the operating system or causes delays in system startup. If the slot is disabled, both
the Option ROM and UEFI drivers are disabled.
Related tasks
Viewing Integrated Devices
Related reference
Integrated Devices
Pre-operating system management applications
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