BIOS Setup Utility
SY-P4-645DX DRAGON Ultra
57
INTEGRATED PERIPHERALS
Setting
Description
Note
USB Controller
Disabled
Enabled
This should be enabled if your
system has a USB installed on
the system board and you want
to use it. Even when so
equipped, if you add a higher
performance controller, you
will need to disable this feature.
Port 1 means USB1&2
Port 2 means USB3&4
Port 3 means USB5&6
Default
USB Keyboard
Disabled
Default
Support
Enabled
Select
Enabled
if your system
contains a Universal Serial Bus
(USB) controller and you have
a USB keyboard.
Disabled
IDE HDD Block
Mode
Enabled
Invokes multi-sector transfer
instead of one sector per
transfer. Not all HDDs support
this function.
Default
PCI Slot
Init Display
First
AGP
Choose which card – AGP
Display card or PCI VGA
card – to initialize first.
Default
Enabled
Default
AGP Auto
Calibration
Disabled
Enabled/Disabled AGP Auto
Calibration.
Embedded Bus
Default
IDE Access
Interface
PCI Bus
IDE Access Interface selection.
Embedded Bus
Default
MAC Access
Interface
PCI Bus
MAC Access Interface
selection.
Embedded Bus
Default
USB1/USB0
Access Interface
PCI Bus
USB1/USB0 Access Interface
selection.
Embedded Bus
Default
Audio Access
Interface
PCI Bus
Audio Access Interface
selection.