Chapter 3 BIOS Setup
33
User’s Manual
On-Chip Primary PCI IDE: The chipset contains a PCI IDE interface with support for two IDE channels.
Select Enabled to activate the primary IDE interface. Select Disabled to deactivate this interface. The
settings are Enabled and Disabled.
On-Chip Secondary PCI IDE: The chipset contains a PCI IDE interface with support for two IDE channels.
Select Enabled to activate the secondary IDE interface. Select Disabled to deactivate this interface. The
settings are Enabled and Disabled.
USB Controller: Select Enabled if your system contains a Universal Serial Bus (USB) controller and you have
USB peripherals
USB 2.0 Controller: This setting disables/enables the support for USB 2.0 technology. USB 2.0 technology
increases data transfer rate up to a maximum throughput of 480Mbps, Which is 40 times faster than USB 1.1
and is ideal for connecting high-speed USB interface peripherals such as USB HDD, digital cameras, MP3
Players, printers, modems and the like. Setting options: Disabled, Enabled.
USB Keyboard/Mouse Support: Set this option to Enabled or Disabled the USB keyboard/ mouse support.
The default setting is Disabled.
AC97 Audio: This option sets the AC97 Audio. The settings are Auto and Disabled.
AC97 Modem: This option sets the AC97 Modem. The settings are Auto and Disabled.
Init Display First: The setting specifies which VGA card is your primary graphics adapter. Setting options: PCI
Slot, AGP.
Onboard Lan Boot ROM: Unless you intend to boot using PXE Enabled/Disabled.
Onboard FDC Controller: Select Enabled if your system has a floppy disk controller (FDC) installed on the
system board and you want to use it. If you install add-in FDC or the system has no floppy drive, select
Disabled in this field. The settings are Enabled and Disabled.
Onboard Serial Port 1 / Port 2: Select an address and corresponding interrupt for the first and second
serial ports. The settings are 3F8/IRQ4, 2F8/IRQ3, 3E8/IRQ4, 2E8/IRQ3, Disabled, Auto.
UART Mode Select: This item allows you to select which mode for the Onboard Serial Port. The settings are
Normal, HPSIR, and ASKIR.
UR2 Duplex Mode: This item allows you to select the half/full duplex function. The default setting is Half.
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