Virtualization Support Screen Options; Wireless Screen Options; Maintenance Screen Options - Dell Latitude E5470 Owner's Manual

Option Description
Extended BIOS Allows you to create an additional preboot delay. The options are:
POST Time
● 0 seconds. This option is enabled by default.
● 5 seconds
● 10 seconds

Virtualization support screen options

Option Description
Virtualization Allows you to enable or disable the Intel Virtualization Technology.
Enable Intel Virtualization Technology (default).
VT for Direct I/O Enables or disables the Virtual Machine Monitor (VMM) from utilizing the additional hardware capabilities
provided by Intel® Virtualization technology for direct I/O.
Enable VT for Direct I/O - enabled by default.
Trusted This option specifies whether a Measured Virtual Machine Monitor (MVMM) can utilize the additional
Execution hardware capabilities provided by Intel Trusted Execution Technology. The TPM Virtualization
Technology, and Virtualization technology for direct I/O must be enabled to use this feature.
Trusted Execution - disabled by default.

Wireless screen options

Option Description
Wireless Switch Allows to set the wireless devices that can be controlled by the wireless switch. The options are:
● WWAN
● GPS (on WWAN Module)
● WLAN/WiGig
● Bluetooth
All the options are enabled by default.
Wireless Device Allows you to enable or disable the internal wireless devices.
Enable
● WWAN/GPS
● WLAN/WiGig
● Bluetooth
All the options are enabled by default.

Maintenance screen options

Option Description
Service Tag Displays the Service Tag of your computer.
Asset Tag Allows you to create a system asset tag if an asset tag is not already set. This option is not set by default.
BIOS Downgrade This controls flashing of the system firmware to previous revisions.
Data Wipe This field allows users to erase the data securely from all internal storage devices. The following is list of
devices affected:
● Internal HDD
52 BIOS setup
NOTE: For WLAN and WiGig enable or disable controls are tied together and they cannot be enabled
or disabled independently.