Asus M5A78L-M LX3 - Manual (Page 50)

2-14 Chapter 2: BIOS information
2.4.4 Onboard Devices Configuration
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]
HDAudio Controller [Enabled]
Enables or disables the high definition audio controller. Configuration options: [Disabled]
[Enabled]
Front Panel Select [HD Audio]
This item appears only when you set the previous item to [Enabled]. Configuration
options: [AC97] [HD Audio]
OnBoard LAN Controller [Enabled]
Configuration options: [Disabled] [Enabled]
OnBoard LAN Boot ROM [Disabled]
This item appears only when you set the previous item to [Enabled]. Configuration
options: [Disabled] [Enabled]
Surround View [Auto]
Disables or enables the Surround View function. Configuration options: [Auto] [Disabled]
[Enabled]
Frame Buffer Location [Above 4G]
Configuration options: [Below 4G] [Above 4G]
This item becomes user-configurable when you install an ATI graphics card into the
PCIe x16 slot.
• The [512MB] option only appears when you install 1GB system memory or more.
• The
[1GB] option only appears when you install 2GB system memory or more.
Plug and Play O/S [No]
When this item is set to [No], BIOS configures all the devices in the system. When this item
is set to [Yes] and if you install a Plug and Play operating system, the operating system
configures the Plug and Play devices not required for boot. Configuration options: [No] [Yes]
2.4.5 PCIPnP
The PCI PnP menu items allow you to change the advanced settings for PCI/PnP devices.
The menu includes setting IRQ and DMA channel resources for either PCI/PnP or legacy ISA
devices, and setting the memory size block for legacy ISA devices.
Take caution when changing the settings of the PCI PnP menu items. Incorrect field values
can cause the system to malfunction.
UMA Frame Buffer Size [Auto]
Selects the UMA frame buffer size. Configuration options: [Auto] [32MB] [64MB]
[128MB] [256MB] [512MB] [1GB]