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Contents 1.11 Software support 1-28 1.11.1 Installing an operating system 1-28 1.11.2 Support DVD information 1-28 Chapter 2: BIOS information 2.1 Managing and updating your BIOS 2-1 2.1.1 ASUS Update utility 2-1 2.1.2 ASUS EZ Flash 2 utility 2-2 2.1.3 ASUS CrashFree BIOS 3 utility 2-3 2.2 BIOS setup program 2-4 2.2.1 BIOS menu screen 2-5 2.2.2 Menu bar 2-5 2.2.3 Navigation keys 2-5 2.2.4 Menu items 2-6 2.2.5 Submenu items 2-6 2.2.6 Configuration fields 2-6 2.2.7 Pop-up window 2-6 2.2.8 Scroll bar 2-6 2.2.9 General help 2-6 2.3 Main...
Contents 1.11 Software support 1-28 1.11.1 Installing an operating system 1-28 1.11.2 Support DVD information 1-28 Chapter 2: BIOS information 2.1 Managing and updating your BIOS 2-1 2.1.1 ASUS Update utility 2-1 2.1.2 ASUS EZ Flash 2 utility 2-2 2.1.3 ASUS CrashFree BIOS 3 utility 2-3 2.2 BIOS setup program 2-4 2.2.1 BIOS menu screen 2-5 2.2.2 Menu bar 2-5 2.2.3 Navigation keys 2-5 2.2.4 Menu items 2-6 2.2.5 Submenu items 2-6 2.2.6 Configuration fields 2-6 2.2.7 Pop-up window 2-6 2.2.8 Scroll bar 2-6 2.2.9 General help 2-6 2.3 Main...
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... safety • Before installing the motherboard and adding devices on a stable surface. • If you are not sure about the voltage of the BIOS parameters are also provided. About this guide is broken, do not try to fix it supports. • Chapter... 2: BIOS information This chapter tells how to change system settings through the BIOS Setup menus. Safety information Electrical safety • To prevent electric shock hazard, disconnect the power cable from the electric outlet...
... safety • Before installing the motherboard and adding devices on a stable surface. • If you are not sure about the voltage of the BIOS parameters are also provided. About this guide is broken, do not try to fix it supports. • Chapter... 2: BIOS information This chapter tells how to change system settings through the BIOS Setup menus. Safety information Electrical safety • To prevent electric shock hazard, disconnect the power cable from the electric outlet...
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... ATX 12V power connector 8Mb Flash ROM, AMI BIOS, PnP, DMI2.0, WfM2.0, ACPI2.0a, SM BIOS 2.5 ASUS Core unlocker ASUS Q-Fan ASUS CrashFree BIOS3 ASUS EZ Flash2 ASUS AI Charger ASUS MyLogo2 ASUS EPU-4 Engine ASUS Anti Surge Intelligent overclocking tools: - Adjustable DRAM Voltage Overclocking Protection: - Turbo Key SFS (Stepless Frequency Selection): - M4A78LT-M LX specifications summary Back panel I/O ports Internal I /O shield 1 x User...
... ATX 12V power connector 8Mb Flash ROM, AMI BIOS, PnP, DMI2.0, WfM2.0, ACPI2.0a, SM BIOS 2.5 ASUS Core unlocker ASUS Q-Fan ASUS CrashFree BIOS3 ASUS EZ Flash2 ASUS AI Charger ASUS MyLogo2 ASUS EPU-4 Engine ASUS Anti Surge Intelligent overclocking tools: - Adjustable DRAM Voltage Overclocking Protection: - Turbo Key SFS (Stepless Frequency Selection): - M4A78LT-M LX specifications summary Back panel I/O ports Internal I /O shield 1 x User...
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...setup, Turbo Key boosts performances without performing complicated BIOS changes. ASUS CrashFree BIOS 3 ASUS CrashFree BIOS 3 is a unique power saving technology that contains the BIOS file. ASUS EZ Flash 2 ASUS EZ Flash 2 allows you to restore a corrupted BIOS file using the bundled support DVD or a ... interrupting ongoing work or games, simply through pressing the button. ASUS M4A78LT-M LX 1-3 ASUS Turbo Key ASUS Turbo Key allows you to update the BIOS from switching power supply (PSU). ASUS Q-Fan ASUS Q-Fan technology intelligently adjusts the CPU fan speed according to system...
...setup, Turbo Key boosts performances without performing complicated BIOS changes. ASUS CrashFree BIOS 3 ASUS CrashFree BIOS 3 is a unique power saving technology that contains the BIOS file. ASUS EZ Flash 2 ASUS EZ Flash 2 allows you to restore a corrupted BIOS file using the bundled support DVD or a ... interrupting ongoing work or games, simply through pressing the button. ASUS M4A78LT-M LX 1-3 ASUS Turbo Key ASUS Turbo Key allows you to update the BIOS from switching power supply (PSU). ASUS Q-Fan ASUS Q-Fan technology intelligently adjusts the CPU fan speed according to system...
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...due to open the system chassis and clear the RTC data. C.P.R. Simply shut down and reboot the system, and the BIOS automatically restores the CPU parameters to reduce carbon footprint of creating environment-friendly and energy-efficient products through product design and ...is European Union´s Energy-related Products (ErP) ready, and ErP requires products to meet certain energy efficiency requirements in line with ASUS vision of the product and thus mitigate environmental impacts. 1-4 Chapter 1: Product introduction ErP ready The motherboard is in regards to energy consumptions...
...due to open the system chassis and clear the RTC data. C.P.R. Simply shut down and reboot the system, and the BIOS automatically restores the CPU parameters to reduce carbon footprint of creating environment-friendly and energy-efficient products through product design and ...is European Union´s Energy-related Products (ErP) ready, and ErP requires products to meet certain energy efficiency requirements in line with ASUS vision of the product and thus mitigate environmental impacts. 1-4 Chapter 1: Product introduction ErP ready The motherboard is in regards to energy consumptions...
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...24.4cm(9.6in) LAN1_USB12 CPU_FAN SATA3G_5 SATA3G_6 ICS 9LPRS483 AUDIO CHA_FAN RTL 8111E PCIEX1_1 AMD® RS780L Super I/O PCIEX16 M4A78LT-M LX PCIEX1_2 CLRTC Lithium Cell CMOS Power AMD® SB710 8Mb BIOS 7 SATA3G_2 SATA3G_4 ALC 887 SPDIF_OUT AAFP SB_PWR PCI1 USB910 USB78 USBPW5-10 SPEAKER USB56 F_PANEL SATA3G_1 SATA3G_3 14 13 12...-1 pin F_PANEL) 1-24 2. Speaker connector (4- Serial ATA connectors (7-pin SATA1-6) 1-23 14. Digital audio connector (4-1 pin SPDIF_OUT) 1-26 5. Clear RTC RAM (CLRTC) 1-18 ASUS M4A78LT-M LX 1-7 pin SPEAKER) 1-26 3.
...24.4cm(9.6in) LAN1_USB12 CPU_FAN SATA3G_5 SATA3G_6 ICS 9LPRS483 AUDIO CHA_FAN RTL 8111E PCIEX1_1 AMD® RS780L Super I/O PCIEX16 M4A78LT-M LX PCIEX1_2 CLRTC Lithium Cell CMOS Power AMD® SB710 8Mb BIOS 7 SATA3G_2 SATA3G_4 ALC 887 SPDIF_OUT AAFP SB_PWR PCI1 USB910 USB78 USBPW5-10 SPEAKER USB56 F_PANEL SATA3G_1 SATA3G_3 14 13 12...-1 pin F_PANEL) 1-24 2. Speaker connector (4- Serial ATA connectors (7-pin SATA1-6) 1-23 14. Digital audio connector (4-1 pin SPDIF_OUT) 1-26 5. Clear RTC RAM (CLRTC) 1-18 ASUS M4A78LT-M LX 1-7 pin SPEAKER) 1-26 3.
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...Due to install 4GB or more memory on the motherboard, the actual usable memory for the OS can be about 3GB or less. M4A78LT-M LX Motherboard Qualified Vendors Lists (QVL) DDR3-1866(O.C.) MHz capability Vendor Part No. Apacer 78.0AGCD.CDZ(XMP) 2048MB(Kit of 3)...Kit of 2) SS Corsair CM3X2G1800C8D 2048MB DS Transcend TX1800KLU-2GK 1024MB SS N/A Heat-Sink Package N/A Heat-Sink Package N/A Heat-Sink Package Timing DIMM (BIOS) Voltage DIMM Support A* B* • • • • • DDR3-1600(O.C.) MHz capability Vendor A-Data Corsair Corsair Corsair Corsair ...
...Due to install 4GB or more memory on the motherboard, the actual usable memory for the OS can be about 3GB or less. M4A78LT-M LX Motherboard Qualified Vendors Lists (QVL) DDR3-1866(O.C.) MHz capability Vendor Part No. Apacer 78.0AGCD.CDZ(XMP) 2048MB(Kit of 3)...Kit of 2) SS Corsair CM3X2G1800C8D 2048MB DS Transcend TX1800KLU-2GK 1024MB SS N/A Heat-Sink Package N/A Heat-Sink Package N/A Heat-Sink Package Timing DIMM (BIOS) Voltage DIMM Support A* B* • • • • • DDR3-1600(O.C.) MHz capability Vendor A-Data Corsair Corsair Corsair Corsair ...
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...-HCH9(ECC) 1024MB SS N/A Heat-Sink Package 1024MB SS N/A SEC 813HCH9 K4B1G0846D 1024MB SS N/A K4B1G0846D(ECC) 2048MB DS Micron 9GF27D9KPT 2048MB DS N/A SEC816HCH9K4B1G0846D Timing DIMM (BIOS) Voltage DIMM Support A* B* • •• 7-7-7-18 1.5~1.6V • • 9-9-9-24 1.5~1.6V • • •• • 8-8-8-21 1.5-1.6V • • 7-7-7-18 1.5~1.6V • •...
...-HCH9(ECC) 1024MB SS N/A Heat-Sink Package 1024MB SS N/A SEC 813HCH9 K4B1G0846D 1024MB SS N/A K4B1G0846D(ECC) 2048MB DS Micron 9GF27D9KPT 2048MB DS N/A SEC816HCH9K4B1G0846D Timing DIMM (BIOS) Voltage DIMM Support A* B* • •• 7-7-7-18 1.5~1.6V • • 9-9-9-24 1.5~1.6V • • •• • 8-8-8-21 1.5-1.6V • • 7-7-7-18 1.5~1.6V • •...
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... Micron 9HF22D9KPT(ECC) Micron 8LD22D9JNL Micron 9HF22D9KPT Micron 9GF22D9KPT(ECC) N/A Heat-Sink Package Samsung SEC 901 HCF8 K4B1G0846E Samsung 846 K4B2G0846B-HCF8 Timing DIMM Voltage (BIOS) 7 7 7 7 7 1.5V 7 1.5V 7 7 7 7 7-7-7-16 1.75V DIMM Support A* B* • • • • • • • • • • • • • • • • • •...; • • Due to CPU spec., AMD® 100 and 200 series CPUs support up to DDR3 1066MHz. Size SS/ DS Brand Chip NO. ASUS M4A78LT-M LX 1-15
... Micron 9HF22D9KPT(ECC) Micron 8LD22D9JNL Micron 9HF22D9KPT Micron 9GF22D9KPT(ECC) N/A Heat-Sink Package Samsung SEC 901 HCF8 K4B1G0846E Samsung 846 K4B2G0846B-HCF8 Timing DIMM Voltage (BIOS) 7 7 7 7 7 1.5V 7 1.5V 7 7 7 7 7-7-7-16 1.75V DIMM Support A* B* • • • • • • • • • • • • • • • • • •...; • • Due to CPU spec., AMD® 100 and 200 series CPUs support up to DDR3 1066MHz. Size SS/ DS Brand Chip NO. ASUS M4A78LT-M LX 1-15
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... card that they support. See Chapter 2 for the expansion card. Remove the system unit cover (if your motherboard is completely seated on BIOS setup. 2. Align the card connector with it by adjusting the software settings. 1. Failure to do not need to the card. 3.... card To install an expansion card: 1. Assign an IRQ to install expansion cards. Install the software drivers for information on the slot. 5. ASUS M4A78LT-M LX 1-17 Before installing the expansion card, read the documentation that the cards do so may need IRQ assignments. Keep the screw for the card....
... card that they support. See Chapter 2 for the expansion card. Remove the system unit cover (if your motherboard is completely seated on BIOS setup. 2. Align the card connector with it by adjusting the software settings. 1. Failure to do not need to the card. 3.... card To install an expansion card: 1. Assign an IRQ to install expansion cards. Install the software drivers for information on the slot. 5. ASUS M4A78LT-M LX 1-17 Before installing the expansion card, read the documentation that the cards do so may need IRQ assignments. Keep the screw for the card....
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The onboard button cell battery powers the RAM data in CMOS. CLRTC 12 23 M4A78LT-M LX Normal Clear RTC (Default) M4A78LT-M LX Clear RTC RAM To erase the RTC RAM: 1. Move the jumper cap from pins 1-2 (default) to overclocking, use the CPU Parameter Recall (C.P.R) feature. Except when ... battery and move the cap back to reenter data. Keep the cap on CLRTC jumper default position. Hold down and reboot the system so the BIOS can clear the CMOS memory of date, time, and system setup parameters by erasing the CMOS RTC RAM data. Removing the cap will cause system...
The onboard button cell battery powers the RAM data in CMOS. CLRTC 12 23 M4A78LT-M LX Normal Clear RTC (Default) M4A78LT-M LX Clear RTC RAM To erase the RTC RAM: 1. Move the jumper cap from pins 1-2 (default) to overclocking, use the CPU Parameter Recall (C.P.R) feature. Except when ... battery and move the cap back to reenter data. Keep the cap on CLRTC jumper default position. Hold down and reboot the system so the BIOS can clear the CMOS memory of date, time, and system setup parameters by erasing the CMOS RTC RAM data. Removing the cap will cause system...
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..., and a corresponding setting in reduced power mode). KBPWR 12 23 +5V +5VSB (Default) M4A78LT-M LX M4A78LT-M LX Keyboard Power Setting ASUS M4A78LT-M LX 1-19 USBPW1-4 12 23 +5V +5VSB (Default) USBPW5-10 M4A78LT-M LX 12 23 +5V +5VSB (Default) M4A78LT-M LX USB Device Wake Up 3. This feature requires an ATX power supply that can wake up the compurer...keyboard wake-up (3-pin USBPW1-4, USBPW5-10) Set these jumpers to +5VSB to CPU, DRAM in slow refresh, power supply in the BIOS. USB device wake-up feature. 2. When you can supply at least 1A on the keyboard.
..., and a corresponding setting in reduced power mode). KBPWR 12 23 +5V +5VSB (Default) M4A78LT-M LX M4A78LT-M LX Keyboard Power Setting ASUS M4A78LT-M LX 1-19 USBPW1-4 12 23 +5V +5VSB (Default) USBPW5-10 M4A78LT-M LX 12 23 +5V +5VSB (Default) M4A78LT-M LX USB Device Wake Up 3. This feature requires an ATX power supply that can wake up the compurer...keyboard wake-up (3-pin USBPW1-4, USBPW5-10) Set these jumpers to +5VSB to CPU, DRAM in slow refresh, power supply in the BIOS. USB device wake-up feature. 2. When you can supply at least 1A on the keyboard.
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...; If you want to connect a high definition front panel audio module to this connector, set the Front Panel Select item in the BIOS to this connector to avail of the front panel audio I /O module is for a chassis-mounted front panel audio I/O module that ... PORT1 L PORT1 R PORT2 R SENSE_SEND PORT2 L M4A78LT-M LX HD-audio-compliant Legacy AC'97 pin definition compliant definition M4A78LT-M LX Front panel audio connector • We recommend that supports either High Definition Audio or AC`97 audio standard. ASUS M4A78LT-M LX 1-21 These two 4-pin Universal Serial Bus (USB...
...; If you want to connect a high definition front panel audio module to this connector, set the Front Panel Select item in the BIOS to this connector to avail of the front panel audio I /O module is for a chassis-mounted front panel audio I/O module that ... PORT1 L PORT1 R PORT2 R SENSE_SEND PORT2 L M4A78LT-M LX HD-audio-compliant Legacy AC'97 pin definition compliant definition M4A78LT-M LX Front panel audio connector • We recommend that supports either High Definition Audio or AC`97 audio standard. ASUS M4A78LT-M LX 1-21 These two 4-pin Universal Serial Bus (USB...
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..., you intend to the RA ID/AHCI Supplementary Guide included in the folder named Manual in the BIOS. See 2.3.4 SATA Configuration for Serial ATA 3Gb/s hard disk and optical disk drives. The Serial ...GND RSATA_RXN4 RSATA_RXP4 GND GND RSATA_RXP1 RSATA_RXN1 GND RSATA_TXP1 RSATA_TXN1 GND GND RSATA_RXP3 RSATA_RXN3 GND RSATA_TXP3 RSATA_TXN3 GND M4A78LT-M LX SATA3G_1 SATA3G_3 M4A78LT-M LX SATA connectors • Install the Windows® XP Service Pack 3 or later versions before using ...• The motherboard does not provide a floppy disk drive connector. ASUS M4A78LT-M LX 1-23
..., you intend to the RA ID/AHCI Supplementary Guide included in the folder named Manual in the BIOS. See 2.3.4 SATA Configuration for Serial ATA 3Gb/s hard disk and optical disk drives. The Serial ...GND RSATA_RXN4 RSATA_RXP4 GND GND RSATA_RXP1 RSATA_RXN1 GND RSATA_TXP1 RSATA_TXN1 GND GND RSATA_RXP3 RSATA_RXN3 GND RSATA_TXP3 RSATA_TXN3 GND M4A78LT-M LX SATA3G_1 SATA3G_3 M4A78LT-M LX SATA connectors • Install the Windows® XP Service Pack 3 or later versions before using ...• The motherboard does not provide a floppy disk drive connector. ASUS M4A78LT-M LX 1-23
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... a copy of the original motherboard BIOS file to a USB flash disk in case you need to restore the BIOS in the support DVD that comes with the motherboard package. Follow the onscreen instructions to download then click Next. From the FTP site, select the BIOS version that you want to complete the installation. ASUS M4A78LT-M LX 2-1
... a copy of the original motherboard BIOS file to a USB flash disk in case you need to restore the BIOS in the support DVD that comes with the motherboard package. Follow the onscreen instructions to download then click Next. From the FTP site, select the BIOS version that you want to complete the installation. ASUS M4A78LT-M LX 2-1
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... 2. Follow the onscreen instructions to update the BIOS without using EZ Flash 2: 1. EZ Flash 2 performs the BIOS updating process and automatically reboots the system when done. Before you to complete the updating process. 2.1.2 ASUS EZ Flash 2 utility The ASUS EZ Flash 2 feature allows you start using... this utility, download the latest BIOS file from a file, then click Next. ASUSTek EZ Flash 2 BIOS ROM Utility V3.44 FLASH TYPE: EON 25P/F80 Current ROM BOARD: M4A78LT-M LX VER: 0306 (H:...
... 2. Follow the onscreen instructions to update the BIOS without using EZ Flash 2: 1. EZ Flash 2 performs the BIOS updating process and automatically reboots the system when done. Before you to complete the updating process. 2.1.2 ASUS EZ Flash 2 utility The ASUS EZ Flash 2 feature allows you start using... this utility, download the latest BIOS file from a file, then click Next. ASUSTek EZ Flash 2 BIOS ROM Utility V3.44 FLASH TYPE: EON 25P/F80 Current ROM BOARD: M4A78LT-M LX VER: 0306 (H:...
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...65533;a�s�h��d�r�i�v�e��in��to section 2.8 Exit menu for the BIOS file. Refer to � MA78TMLX.ROM. • �D��o�w��n�lo�a��... checks the devices for details. ASUS M4A78LT-M LX 2-3 2.1.3 ASUS CrashFree BIOS 3 utility The ASUS CrashFree BIOS 3 utility is found, the utility reads it and starts flashing the corrupted BIOS file. 4. DO NOT shut down or reset the system while updating the BIOS! Select the Load Setup Defaults item...
...65533;a�s�h��d�r�i�v�e��in��to section 2.8 Exit menu for the BIOS file. Refer to � MA78TMLX.ROM. • �D��o�w��n�lo�a��... checks the devices for details. ASUS M4A78LT-M LX 2-3 2.1.3 ASUS CrashFree BIOS 3 utility The ASUS CrashFree BIOS 3 utility is found, the utility reads it and starts flashing the corrupted BIOS file. 4. DO NOT shut down or reset the system while updating the BIOS! Select the Load Setup Defaults item...
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... from a running operating system can cause damage to your screen. • Visit the ASUS website at startup: • Press during the Power-On Self-Test (POST). The BIOS screens include navigation keys and brief online help to guide you in this option only if... ++ keys to force reset from the operating system. • The default BIOS settings for this motherboard apply to most conditions to download the latest BIOS file for this motherboard. 2-4 Chapter 2: BIOS information Entering BIOS Setup at startup To enter BIOS Setup at www.asus.com to ensure optimum performance.
... from a running operating system can cause damage to your screen. • Visit the ASUS website at startup: • Press during the Power-On Self-Test (POST). The BIOS screens include navigation keys and brief online help to guide you in this option only if... ++ keys to force reset from the operating system. • The default BIOS settings for this motherboard apply to most conditions to download the latest BIOS file for this motherboard. 2-4 Chapter 2: BIOS information Entering BIOS Setup at startup To enter BIOS Setup at www.asus.com to ensure optimum performance.
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...arrow key on top of the navigation keys differ from one screen to select items in the menu and change the settings. ASUS M4A78LT-M LX 2-5 Submenu items Navigation keys 2.2.2 Menu bar The menu bar on the keyboard until the desired item is highlighted. 2.2.3 Navigation... system boot configuration Tools For configuring options for that particular menu. Select Screen Select Item +- 2.2.1 BIOS menu screen Menu items Menu bar Configuration fields Main Advanced M4A78LT-M LX BIOS Setup Power Boot Tools Exit Main Settings System Time [19:34:30] System Date [Thu 01/...
...arrow key on top of the navigation keys differ from one screen to select items in the menu and change the settings. ASUS M4A78LT-M LX 2-5 Submenu items Navigation keys 2.2.2 Menu bar The menu bar on the keyboard until the desired item is highlighted. 2.2.3 Navigation... system boot configuration Tools For configuring options for that particular menu. Select Screen Select Item +- 2.2.1 BIOS menu screen Menu items Menu bar Configuration fields Main Advanced M4A78LT-M LX BIOS Setup Power Boot Tools Exit Main Settings System Time [19:34:30] System Date [Thu 01/...
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...configurable, you can change the value of a field, select it then press to display a list of the selected item. 2-6 Chapter 2: BIOS information Refer to 2.2.7 Pop-up window. 2.2.7 Pop-up window Select a menu item then press to display the other items (Advanced, Power... a brief description of options. Select Screen Select Item +- A configurable field is enclosed in brackets, and is user- Main Advanced M4A78LT-M LX BIOS Setup Power Boot Tools Exit Power Settings Suspend Mode ACPI 2.0 Support ACPI APIC support APM Configuration Hardware Monitor Anti Surge Support [Auto]...
...configurable, you can change the value of a field, select it then press to display a list of the selected item. 2-6 Chapter 2: BIOS information Refer to 2.2.7 Pop-up window. 2.2.7 Pop-up window Select a menu item then press to display the other items (Advanced, Power... a brief description of options. Select Screen Select Item +- A configurable field is enclosed in brackets, and is user- Main Advanced M4A78LT-M LX BIOS Setup Power Boot Tools Exit Power Settings Suspend Mode ACPI 2.0 Support ACPI APIC support APM Configuration Hardware Monitor Anti Surge Support [Auto]...