Proface PS4800 - 19 Panel PC" - Manual (Page 95)

PS-4600 Series User Manual
95
Per port USB Dis-
able Control Option to enable/disable individual USB
ports. Enter Opens the submenu.
Legacy USB support Option for setting legacy USB support. USB
ports do not function during startup. USB is
supported again after the operating system
has started. A USB keyboard is still recog-
nized during the POST.
Enabled Enables this function.
Disabled Disables this function.
Auto Automatic enabling.
Per port Legacy USB
Support Control Option to enable/disable legacy support for
individual USB ports. Enter Opens the submenu.
USB3.0 Support Option for enabling or disabling USB 3.0
mode. Enabled All USB 3.0 ports run in USB
3.0 mode.
Disabled All USB ports run in USB 2.0 or
1.1 mode.
XHCI Hand-off Option for setting support for operating sys-
tems without a fully automated XHCI func-
tion. Enabled Enables USB 3.0 support.
Disabled Disables this function. With op-
erating systems that do not
have a fully automated XHCI
function, USB devices are only
operated with USB 2.0.
EHCI Hand-off Option for setting support for operating sys-
tems without a fully automated EHCI func-
tion. Disabled Disables this function. With op-
erating systems that do not
have a fully automated EHCI
function, USB devices are only
operated with USB 1.1.
Enabled Enables USB 3.0 support.
Device Reset Time-
out The waiting time that the USB device POST
requires after the device start command set. 10 seconds,
20 seconds,
30 seconds,
40 seconds Value in seconds.
USB Transfer Time-
out Option to set the timeout value for control,
bulk, and interrupt transfer. 1 second,
5 seconds,
10 seconds,
20 seconds Value in seconds.
Device Power-up
Delay Option to set the maximum time to wait for a
USB device to report to the host controller. Auto The maximum time is set auto-
matically. For a root port,
100 ms is set, for a hub port,
the data from the hub descrip-
tor is used.
Manual You can enter the maximum
time manually using the option
device power-up delay in sec-
onds.
Device Power-up
Delay Option to set the device power-up delay
manually. 1...40 Value in seconds. This setting
is only possible if Device pow-
er-up delay is set to Manual.
Overcurrent Protec-
tion Option to set overcurrent protection for all
USB ports. Disabled Disables this function.
Enabled Enables this function.
BIOS Setting Description Setting Op-
tions Effect