Dell PowerEdge R220 Owner's Manual

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Integrated Devices screen

Menu item	Description
User Accessible USB Ports	Allows you enable or disable the user accessible USB ports. Selecting Only Back Ports On disables the front USB ports and selecting All Ports Off disables both front and back USB ports. By default, the User Accessible USB Ports option is set to All Ports On.
Internal USB Port	Allows you to enable or disable the internal USB port. By default, the Internal USB Port option is set to On.
Embedded NIC1 and NIC2	Allows you to enable or disable the embedded network interface cards 1 and 2. By default, the Integrated Network Card 1 option is set to Enabled.
OS Watchdog Timer	Allows you to enable or disable the OS watchdog timer. When this field is enabled, the operating system initializes the timer and the OS watchdog timer helps in recovering the operating system. By default, the OS Watchdog Timer option is set to Disabled.
Embedded Video Controller	Allows you to enable or disable the Embedded Video Controller . By default, the embedded video controller is Enabled.
Memory Mapped I/O above 4GB	Allows you to enable support for PCIe devices that require large amounts of memory. By default, the option is set to Enabled.
Slot Disablement	Allows you to enable or disable available PCIe slots on your system. The Slot Disablement feature controls the configuration of PCIe cards installed in the specified slot. CAUTION: 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.