Reference Guide

BIOS Settings Name Description Supported
Operating
System(s)
Service OS Clear
Deletes the service OS non-volatile region.
Possible values are:
• Enable - Deletes the service OS non-volatile region and
changes the BIOS setting status to Disabled.
• Disable - Does not delete the service OS non-volatile region.
Microsoft Windows,
Linux
Set CMOS To Default
Request or do not request a default of CMOS values on the next
boot.
Possible values are:
• Disable
• Enable
Microsoft Windows
SFP
Enables or disables Small Formfactor Pluggable (SFP) device.
Possible values are:
• Disable — Disables the SFP device.
• Enable — Enables the SFP device.
• Enable With PXE— Enables the SFP device with PXE
support.
NOTE: SFP device is listed as boot device only if this
BIOS setting is enabled with PXE.
Microsoft Windows,
Linux
SFP Wake on LAN
Possible values:
• SFP - Allows the system to wake-up by special SFP signals.
• LAN or PXE - Allows the system to wake-up either by LAN,
or by SFP signals.
• SFP PXE - Allows the system to wake-up by SFP singnals,
and immediately boot to PXE.
Microsoft Windows,
Linux
Side USB Ports
Enables or disables all the side ports.
Possible values are:
• Disable
• Enable
Microsoft Windows,
Linux
Sign of Life Indication
During POST, system acknowledges that the power button has
been pressed in a manner that the user can either hear or feel.
Possible values are:
• Disable
• Enable
Microsoft Windows,
Linux
Signed Firmware Update
Enforces the verification of digital signatures in the BIOS update
payload before updating the BIOS. Once enabled, the system
BIOS cannot be updated to any revision that does not contain a
valid digital signature.
Possible values are:
• Disable
• Enable
Microsoft Windows,
Linux
SmartCard Reader
Enables or Disables the Smart Card Reader.
Possible values are:
• Off
• Enable
Microsoft Windows
286 BIOS settings supported in Dell Command | Monitor 10.2.1