Gigabyte Processor Motherboard GA-7N400S-L User Manual page 37

OnChip USB
Disabled Disable USB controller.
V1.1+V2.0 Set USB controller at USB1.1 and USB2.0. (Default value)
V1.1 Set USB controller at USB1.1.
USB Keyboard Support
Enabled Enable USB keyboard support.
Disabled Disable USB keyboard support. (Default value)
USB Mouse Support
Enabled Enable USB mouse support.
Disabled Disable USB mouse support. (Default value)
AC97 Audio
Auto Auto detect AC97 audio function. (Default value)
Disabled Disable AC97 audio function.
Onboard H/W LAN*
Enabled Enable onboard H/W LAN function. (Default value)
Disabled Disable this function.
Onboard Serial Port 1
Auto BIOS will automatically setup the port 1 address.
3F8/IRQ4 Enable onboard Serial port 1 and address is 3F8. (Default value)
2F8/IRQ3 Enable onboard Serial port 1 and address is 2F8.
3E8/IRQ4 Enable onboard Serial port 1 and address is 3E8.
2E8/IRQ3 Enable onboard Serial port 1 and address is 2E8.
Disabled Disable onboard Serial port 1.
Onboard Serial Port 2
Auto BIOS will automatically setup the port 1 address.
3F8/IRQ4 Enable onboard Serial port 2 and address is 3F8.
2F8/IRQ3 Enable onboard Serial port 2 and address is 2F8. (Default value)
3E8/IRQ4 Enable onboard Serial port 2 and address is 3E8.
2E8/IRQ3 Enable onboard Serial port 2 and address is 2E8.
Disabled Disable onboard Serial port 2.
UART Mode Select
This item allows you to determine which Infra Red(IR) function of Onboard I/O chip.
Normal Set onboard I/O chip UART to normal mode. (Default value)
IrDA Set onboard I/O chip UART to IrDA mode.
ASKIR Set onboard I/O chip UART to ASKIR mode.
UR2 Duplex Mode
This feature allows you to seclect IR mode.
This function will available when "UART Mode Select" doesn't set at Normal.
Half IR Function Duplex Half. (Default value)
Full IR Function Duplex Full.
* Only for GA-7N400S-L.
- 37 - BIOS Setup