Users Guide
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.
Internal SD Card 
Port
Enables or disables the system’s internal SD card port. By default, the Internal SD 
Card Port option is set to On.
NOTE: This option is displayed only if IDSDM is installed on the system board.
Internal SD Card 
Redundancy
If set to Mirror mode, data is written on both SD cards. If any one of the SD card 
fails, data is written to the active SD card. Data from this card is copied to the 
replacement SD card at the next boot. By default, Internal SD Card Redundancy 
option is set to Mirror.
NOTE: This option is displayed only if IDSDM is installed on the system board.
Integrated 
Network Card 1
Allows you to enable or disable the integrated network card 1. 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 set to Enabled.
SR-IOV Global 
Enable
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.
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.
Serial communications screen
Menu Item Description
Serial 
Communication
Allows you to select serial communication devices (Serial Device 1 and Serial 
Device 2) in the BIOS. BIOS console redirection can also be enabled and the port 
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