BIOS SETUP

On-Chip Serial ATA

The default setting of Auto allows the Serial ATA drive to be enabled, when the system detects one.

USB Controller

The options for this field are Enabled and Disabled. By default, this field is set to Enabled.

USB 2.0 Controller

The options for this field are Enabled and Disabled. By default, this field is set to Disabled. In order to use USB 2.0, necessary OS drivers must be installed first.

USB Keyboard Support

The options for this field are Enabled and Disabled. By default, this field is set to Disabled.

USB Mouse Support

The options for this field are Enabled and Disabled. By default, this field is set to Disabled.

AC97 Audio

The default setting of the AC97 Audio is Auto.

LAN Controller

The default setting of the LAN controller is Enabled.

Onboard FDC Controller

Select Enabled if your system has a floppy disk controller (FDC) installed on the motherboard and you wish to use it. If you install an add-in FDC or the system has no floppy drive, select Disabled in this field. This option allows you to select the onboard FDD port.

Onboard Serial/Parallel Port

These fields allow you to select the onboard serial and parallel ports and their addresses. The default values for these ports are:

Serial Port 1

3F8/IRQ4

Serial Port 2

2F8/IRQ3

Serial Port 3

3E8H/IRQ5

Serial Port 4

Disabled

Parallel Port

378H/IRQ7

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MB820 User’s Manual

Page 44
Image 44
Intel MB820 On-Chip Serial ATA, USB Controller, USB 2.0 Controller, USB Keyboard Support, USB Mouse Support, AC97 Audio