Wireless; Maintenance Screen - Dell Latitude 7220EX Service Manual

Rugged extreme tablet
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Option
Description
Trusted Execution - disabled by default.

Wireless

Allows you to enable or disable the internal wireless devices. All the options are enabled by default.
Table 11. Wireless
Options
WWAN/GPS
Bluetooth
WLAN
Contactless Smartcard/NFC
Table 12. Antenna Switch
Options
System Antennas Only
WLAN(Ant A) and WWAN(Ant B)
WLAN(Ant A) and GPS(Ant B)-enabled by default
GPS(Ant A) and WWAN(Ant B)
WLAN(Ant A)
WWAN(Ant B)
GPS(Ant B)

Maintenance screen

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. Option 'Allow BIOS downgrade' is
enabled by default.
Data Wipe
This field allows users to erase the data securely from all internal storage devices. Option 'Wipe on Next
boot' is not enabled by default. The following is list of devices affected:
● Internal SATA HDD/SSD
● Internal M.2 SATA SDD
● Internal M.2 PCIe SSD
● Internal eMMC
BIOS Recovery
This field allows you to recover from certain corrupted BIOS conditions from a recover file on the user
primary hard drive or an external USB key.
● BIOS Recovery from Hard Drive—enabled by default
● BIOS Auto-Recovery—enabled by default
First Power On
This option lets you set Ownership date.
Date
● Set Ownership Date—not selected by default
Descriptions
Allows enabling/disabling of internal WWAN/GPS device
Allows enabling/disabling of internal Bluetooth device
Allows enabling/disabling of internal WLAN device
Allows enabling/disabling of internal Contactless
Smartcard/NFC device
Descriptions
Allows enabling/disabling of System antennas
Allows enabling/disabling of WLAN and WWAN
Allows enabling/disabling of WLAN and GPS
Allows enabling/disabling of GPS and WWAN
Allows enabling/disabling of WLAN
Allows enabling/disabling of WWAN
Allows enabling/disabling of GPS
System setup
79

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