Dell Latitude 3590 Owner's Manual page 79

Option Description
USB Configuration
This is an optional feature.
This field configures the integrated USB controller. If Boot Support is enabled, the system is allowed to boot any
type of USB Mass Storage Devices—HDD, memory key, floppy.
If USB port is enabled, device attached to this port is enabled and available for OS.
If USB port is disabled, the OS cannot see any device attached to this port.
The options are:
•
•
Dell Type-C Dock The option 'Always Allow Dell Docks' is selected by default.
Configuration
When set to enabled, allows connection to the Dell WD and TB family of docks (Type-C docks) independent of
USB and Thunderbolt Adapter configuration settings.
When set to disabled, the docks will be controlled via the USB and Thunderbolt Adapter configuration settings.
USB PowerShare This field configures the USB PowerShare feature behavior. This option allows you to charge external devices using
the stored system battery power through the USB PowerShare port. The option Enable USB Powershare is
disabled by default.
Audio This field enables or disables the integrated audio controller. By default, the Enable Audio option is selected. The
options are:
•
•
Keyboard illumination The options are:
•
•
•
Keyboard Backlight The options are:
Timeout on AC
•
•
•
•
•
•
•
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Keyboard Backlight This feature determines the timeout value for the keyboard backlight when the system is running only on battery
Timeout on Battery power.
The options are:
•
Enable USB Boot Support (default)
Enable External USB Port (default)
NOTE: USB keyboard and mouse always work in the BIOS setup irrespective of these settings.
Enable Microphone—by default enable
Enable Internal Speaker—(default enable)
Disabled
Dim
Bright (default)
5 seconds
10 seconds (default)
15 seconds
30 seconds
1 minute
5 minutes
15 minutes
Never
5 seconds
System setup options 79