Partner SP-600-A - Figure 2.7 USB Configuration Sub-Menu; USB Configuration

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USB Conguration
Figure 3.7 USB Congu-
ration sub-menu
Legacy USB Support
When enabled, the BIOS will enable legacy support for USB keyboards, mice and oppy drives. You will be
able to use these USB devices even with operating systems that do not support USB.
EHCI Hand-Off
This item allows you to enable support for operating systems without an EHCI hand-off feature.
USB Mass Storage Driver Support
Enable this item if you plan to use a storage connected through the USB port in a legacy operating system
(such as DOS) that does not support Plug and Play.
USB transfer time-out
This item allows you to specic the USB transfer timeout value for control, bulk, and interrupt transfers.
Device reset time-out
This item allows you to specic the timeout periods for USB device initialization and the Start Unit command
to enable mass storage access operations.
Device power-up delay
This item allows you to select the time for devices report themselves to the Host Controller, including through
USB hubs. When set to Auto, root port devices will be given 100 ms, while devices connected to hubs will
be given time as specied in the Hub descriptor When this parameter is set to Manual, a delay from 1 to 40
seconds can be selected.