Proface PS4800 - 19 Panel PC" - Manual (Page 81)

Configuration of the BIOS
81
USB Configuration
USB Configuration
BIOS setting Description Setting options Effect
USB Functions You can enable or disable
USB ports here.
USB port numbers (e.g.
USB1, USB3, and so on) are
printed on the PS-B unit
housing. Disabled Disables the USB port
2 USB ports USB1, USB3 are enabled.
4 USB ports USB1, USB2, USB3, USB4, are
enabled.
6 USB ports USB1, USB2, USB3, USB4, USB5
are enabled
8 USB ports
USB 2.0 Controller Option for enabling or
disabling USB 2.0. Enabled All USB interfaces run in USB 2.0
mode.
Disabled All USB interfaces run in USB 1.1
mode.
Legacy USB
Support Legacy USB support can be
enabled/disabled here.
USB interfaces do not function
during startup. USB is
supported after the operating
system has started. A USB
keyboard is recognized during
the POST. Disabled Disables this function.
Enabled Enables this function.
Auto Automatic enabling.