Справочник Пользователя для DELL C4130

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Menu Item
Description
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 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 will have no effect on the system.
Memory Mapped I/O 
above 4 GB
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.
Serial Communication screen
You can use the Serial Communication screen to view the properties of the serial communication port.
To view the Serial Communication click System Setup Main Menu → System BIOS → Serial 
Communication.
Menu Item
Description
Serial Communication 
Selects serial communication devices (Serial Device 1 and Serial Device 2) 
in the BIOS. BIOS console redirection can also be enabled and the port 
address can be specified. By default, Serial Communication option is set 
to Auto.
Serial Port Address 
Enables you to set the port address for serial devices. By default, the 
Serial Port Address option is set to Serial Device 1=COM2, Serial Device 
2=COM1
NOTE: You can use only Serial Device 2 for the Serial Over LAN 
(SOL) feature. To use console redirection by SOL, configure the 
same port address for console redirection and the serial device.
NOTE: Every time the system boots, the BIOS syncs the serial MUX 
setting saved in iDRAC. The serial MUX setting can independently be 
changed in iDRAC. Therefore, loading the BIOS default settings from 
within the BIOS setup utility may not always revert this setting to the 
default setting of Serial Device 1.
External Serial Connector
You can associate the External Serial Connector to Serial Device 1, Serial 
Device 2, or the Remote Access Device using this field.
NOTE: Only Serial Device 2 can be used for (Serial Over LAN) SOL. 
To use console redirection by SOL, configure the same port address 
for console redirection and the serial device.
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