Usb Configuration - Acer AC100 Service Manual

Parameter
Onboard Graphics
Controller
Primary Graphics
Onboard LAN Controller
Onboard LAN I/O ROM
Onboard LAN I/O ROM
Option
PCI ROM Priority

USB Configuration

When this submenu is selected, the BIOS automatically detects the all USB devices connected to the system
and displays the following items.
Parameter
USB Controller
Legacy USB Support
Port 60/64 Emulation
Mass Storage Reset
Timeout
Chapter 7
Description
Enables or disables the onboard graphics controller.
Sets the primary graphics to add-on or onboard.
Enables or disables the onboard LAN controller.
Enables or disables the onboard LAN I/O ROM.
Sets the Onboard LAN I/O ROM option.
In case of multiple option ROMs (Legacy and EFI compatible),
specifies what PCI Option ROM to launch.
Description
Enables or disables all USB devices.
Select Enabled to use Legacy USB devices. If this item is set to Auto,
Legacy USB support will be automatically enabled if a legacy USB
device is installed in the system.
Enables I/O port 60h/64h emulation support. Enable this feature for
complete USB keyboard legacy support for non-USB aware operating
systems.
This setting allows you to decide how long the system should wait in
an attempt to detect the presence of a USB Mass Storage Device
before it issues a start command the system to proceed with the next
operation during POST.
Option
Enabled
Disabled
ADD ON
Onboard
Enabled
Disabled
Enabled
Disabled
PXE
iSCSI
EFI Compatible ROM
Legacy ROM
Option
Enabled
Disabled
Enabled
Disabled
Auto
Enabled
Disabled
10 sec
20 sec
30 sec
40 sec
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