Dell Latitude 7400 2-in-1 - Page 28

Option Description
USB Conguration
Allows you to enable or disable the internal/integrated USB
conguration.
The options are:
• Enable USB Boot Support
• Enable External USB Ports
All the options are set by default.
NOTE: USB keyboard and mouse always work in the BIOS
setup irrespective of these settings.
Dell Type-C Dock Conguration
Allows you to connect to Dell WD and TB family of docks(Type-C
Docks) independent of USB and thunderbolt adapter conguration.
This option is enabled by default.
Thunderbolt™ Adapter Conguration
Allows you to enable or disable Thunderbolt options:
• Thunderbolt (Enabled by Defualt)
• Enable Thunderbolt Boot Support
• Enable Thunderbolt (and PCIe behind TBT) Pre-boot
With following security levels :
• No Security
• User Authentication (Enabled by Defualt)
• Secure Connect
• Display Port and USB Only
Thunderbolt™ Auto Switch
This option congures the method used by the Thunderbolt
controller to perform PCIe device enumeration.
• Auto Switch : The BIOS will automatically switch between BIOS
Assist and Native Thunderbolt PC device enumeration modes to
get all benets of the installed OS
• Native Enumeration: The BIOS will program the Thunderbolt
controller to Native mode ( Auto Switching is disabled)
• BIOS Assist Enumeration: The BIOS will program the
Thunderbolt controller to BIOS Assist mode ( Auto Switching is
disabled)
NOTE: A reboot is required for these changes to take
eect.
USB PowerShare
This option enable/disable the USB PowerShare feature behavior.
This option is disabled by default.
Audio
Allows you to enable or disable the integrated audio controller. By
default, the Enable Audio option is selected.
The options are:
• Enable Microphone
• Enable Internal Speaker
This option is set by default.
28 System setup