Asus M3N78 Pro - Manual (Page 96)

4-26 Chapter 4: BIOS setup
Make sure to set the HDMI Audio item to [Auto] to enable HDMI audio output.
Onboard LAN Device [Enabled]
Allows you to enable or disable the OnBoard LAN device.
Configuration options: [Disabled] [Enabled]
Onboard LAN Boot ROM [Disabled]
Allows you to enable or disable the OnBoard LAN Boot ROM.
Configuration options: [Enabled] [Disabled]
Serial Port1 Address [3F8/IRQ4]
Allows you to select the Serial Port1 base address.
Configuration options: [Disabled] [3F8/IRQ4][2F8/IRQ3] [3E8/IRQ4] [2E8/IRQ3]
[Auto]
4.4.7 USB Configuration
Select Menu
Item Specific Help
Phoenix-Award BIOS CMOS Setup Utility
Advanced
USB Configuration
USB Controller [Enabled]
USB 2.0 Controller [Enabled]
USB Legacy support [Enabled]
USB Controller [Enabled]
Allows you to enable or disable the USB 1.1 and 2.0 controller.
Configuration options: [Disabled] [Enabled]
USB 2.0 Controller [Enabled]
Allows you to enable or disable the USB 2.0 controller.
Configuration options: [Disabled] [Enabled]
USB Legacy support [Enabled]
Allows you to enable or disable support for USB devices on legacy operating
systems (OS).
Configuration options: [Disabled] [Enabled]