Asus M4A78LT-M User Manual - Page 53

ASUS M4A78LT-M

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ECC Configuration

ECC Mode [Disabled]

Allows you to set the ECC mode. Configuration options: [Disabled] [Basic] [Good]

[Super] [Max] [User]

Internal Graphics

Primary Video Controller [GFX0-GPP-IGFX-PCI]

Selects the primary display adapter. Configuration options: [GFX0-GPP-IGFX-PCI] [GPP-

GFX0-IGFX-PCI] [PCI-GFX0-GPP-IGFX] [IGFX-GFX0-GPP-PCI]

Internal Graphics Mode [UMA]

Sets the Internal Graphics Mode. Configuration options: [Disabled] [UMA]

UMA Frame Buffer Size [Auto]

Selects the UMA frame buffer size. This item appears only when the Internal Graphics

Mode is set to [UMA]. Configuration options: [Auto] [32MB] [64MB] [128MB] [256MB]

[512MB] [1GB]

GFX0: primary video controller on a PCIe x16 slot

GPP: primary video controller on a PCIe x1 slot

IGFX: onboard display output port

PCI:

primary video controller on a PCI slot

Surround View [Auto]

Disables or enables the Surround View function. Configuration options: [Auto] [Disabled]

[Enabled]

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.

Memory Hole Remapping [Enabled]

Allows you to enable or disable memory remapping around memory hole.

Configuration options: [Disabled] [Enabled]

DCT Unganged Mode [Always]

Allows you to select the unganged DRAM mode (64-bit width).

Configuration options: [Auto] [Always]

Power Down Enable [Disabled]

Allows you to enable or disable DDR power down mode.

Configuration options: [Disabled] [Enabled]

Section	Page
M4A78LT-M specifications summary	9
Chapter 1	11
Product introduction	11
1.1 Welcome!	11
1.2 Package contents	11
1.3 Special features	11
1.3.1 Product highlights	11
1.3.2 Innovative ASUS features	13
1.4 Before you proceed	15
1.5 Motherboard overview	16
1.5.1 Placement direction	16
1.5.2 Screw holes	16
1.5.3 Motherboard layout	17
1.5.4 Layout contents	17
1.6 Central Processing Unit (CPU)	18
1.6.1 Installing the CPU	18
1.6.2 Installing the heatsink and fan	20
1.7 System memory	21
1.7.1 Overview	21
1.7.2 Memory configurations	22
1.7.3 Installing a DIMM	26
1.7.4 Removing a DIMM	26
1.8 Expansion slots	27
1.8.1 Installing an expansion card	27
1.8.2 Configuring an expansion card	27
1.8.3 PCI slots	27
1.8.4 PCI Express x1 slot	27
1.8.5 PCI Express x16 slot	27
1.9 Jumpers	28
1.10 Connectors	29
1.10.1 Rear panel ports	29
1.10.2 Internal connectors	32
1.11 Software support	40
1.11.1 Installing an operating system	40
1.11.2 Support DVD information	40
Chapter 2	41
BIOS information	41
2.1 Managing and updating your BIOS	41
2.1.1 ASUS Update utility	41
2.1.2 ASUS EZ Flash 2 utility	42
2.1.3 ASUS CrashFree BIOS utility	43
2.2 BIOS setup program	44
2.2.1 BIOS menu screen	45
2.2.2 Menu bar	45
2.2.3 Navigation keys	45
2.2.4 Menu items	46
2.2.5 Submenu items	46
2.2.6 Configuration fields	46
2.2.7 Pop-up window	46
2.2.8 Scroll bar	46
2.2.9 General help	46
2.3 Main menu	47
2.3.1 System Time [xx:xx:xx]	47
2.3.2 System Date [Day xx/xx/xxxx]	47
2.3.3 Primary IDE Master/Slave, SATA 1/2/3/4/5/6	47
2.3.4 SATA Configuration	48
2.3.5 System Information	49
2.4 Advanced menu	49
2.4.1 JumperFree Configuration	49
2.4.2 CPU Configuration	52
2.4.3 Chipset	52
2.4.4 Onboard Device Configuration	54
2.4.5 PCIPnP	54
2.4.6 USB Configuration	55
2.5 Power menu	56
2.5.1 Suspend Mode [Auto]	56
2.5.2 ACPI 2.0 Support [Enabled]	56
2.5.3 ACPI APIC Support [Enabled]	56
2.5.4 APM Configuration	56
2.5.5 HW Monitor Configuration	57
2.5.6 Anti Surge Support [Enabled]	57
2.6 Boot menu	58
2.6.1 Boot Device Priority	58
2.6.2 Boot Settings Configuration	58
2.6.3 Security	59
2.7 Tools menu	61
2.7.1 ASUS EZ Flash 2	61
2.7.2 Express Gate [Auto]	61
2.7.3 ASUS O.C. Profile	62
2.7.4 AI NET 2	62

Asus M4A78LT-M User Manual - Page 53

Internal Graphics, Primary Video Controller [GFX0-GPP-IGFX-PCI], Internal Graphics Mode [UMA],

Page 53 highlights