Asus M5A78L-M LX BR M5A78L-M LX3 PLUS User's 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]

Section	Page
Safety information	6
About this guide	6
M5A78L-M LX3 Series specifications summary	8
Package contents	10
Chapter 1: Product introduction	11
1.1 Special features	11
1.1.1 Product highlights	11
1.1.2 ASUS Exclusive Features	12
1.2 Before you proceed	13
1.3 Motherboard overview	14
1.3.1 Placement direction	14
1.3.2 Screw holes	14
1.3.3 Motherboard layout	15
1.3.4 Layout contents	16
1.4 Central Processing Unit (CPU)	16
1.4.1 CPU installation	17
1.4.2 CPU heatsink and fan assembly installation	18
1.5 System memory	20
1.5.1 Overview	20
1.5.2 Memory configurations	21
1.5.3 Installing a DIMM	25
1.6 Expansion slots	26
1.6.1 Installing an expansion card	26
1.6.2 Configuring an expansion card	26
1.6.3 PCI slot	26
1.6.4 PCI Express x1 slot	26
1.6.5 PCI Express x16 slot	26
1.7 Jumpers	27
1.8 Connectors	29
1.8.1 Rear panel ports	29
1.8.2 Internal connectors	30
1.9 Software support	35
1.9.1 Installing an operating system	35
1.9.2 Support DVD information	35
Chapter 2: BIOS information	37
2.1 Managing and updating your BIOS	37
2.1.1 ASUS Update utility	37
2.1.2 ASUS EZ Flash 2 utility	38
2.1.3 ASUS CrashFree BIOS 3	39
2.2 BIOS setup program	40
2.2.1 BIOS menu screen	41
2.2.2 Menu bar	41
2.2.3 Navigation keys	41
2.2.4 Menu items	42
2.2.5 Submenu items	42
2.2.6 Configuration fields	42
2.2.7 Pop-up window	42
2.2.8 Scroll bar	42
2.2.9 General help	42
2.3 Main menu	43
2.3.1 System Time [xx:xx:xx]	43
2.3.2 System Date [Day xx/xx/xxxx]	43
2.3.3 SATA3G_1~4	43
2.3.4 SATA Configuration	44
2.3.5 System Information	44
2.4 Advanced menu	45
2.4.1 JumperFree Configuration	45
2.4.2 CPU Configuration	48
2.4.3 Chipset	49
2.4.4 Onboard Devices Configuration	50
2.4.5 PCIPnP	50
2.4.6 USB Configuration	51
2.5 Power menu	52
2.5.1 Suspend Mode [Auto]	52
2.5.2 ACPI 2.0 Support [Enabled]	52
2.5.3 ACPI APIC Support [Enabled]	52
2.5.4 APM Configuration	52
2.5.5 HW Monitor Configuration	53
2.5.6 Anti Surge Support [Enabled]	54
2.6 Boot menu	55
2.6.1 Boot Device Priority	55
2.6.2 Boot Settings Configuration	55
2.6.3 Security	56
2.7 Tools menu	58
2.7.1 ASUS EZ Flash 2	58
2.7.2 ASUS O.C. Profile	58
2.8 Exit menu	59
Appendices	61
Notices	61

Asus M5A78L-M LX BR M5A78L-M LX3 PLUS User's Manual - Page 50

Onboard Devices Conﬁguration

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