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Motherboard M4A78LT-M LE

1. 2 5 1 Suspend 2 5 12 ACPI 2 0 2 5 3 ACPI APIC Support 2 5 4 Configuration 2 5 5 HW Monitor Configuration 2 6 Boot menu aconseja iens 2 6 1 Boot Device Priority 2 6 2 Boot Settings Configuration 26 3 Security sus 2 7 Tools menu eee 2 72 4 ASUS EZ Flash 2 2 7 2 Express Gate 2 13 2 eu hes 2 8 Exit menu eene E5032 MAA78LT M LE indb 5 e 9 25 09 2 31 05 PM E5032 M4AT78LT M LE indb 6 9 25 09 2 31 06 Notices Federal Communications Commission Statement This device complies with Part 15 of the FCC Rules Operation is subject to the following two conditions This device may not cause harmful interference and This device must accept any interference received including interference that may cause undesired operation This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with manufacturer s instructions may cause harmful interfe
2. 1 30 E5032 M4AT8LT M LE indb 30 Chapter 1 Product introduction 9 25 09 2 32 07 BIOS information 2 1 Managing and updating your BIOS Save copy of the original motherboard BIOS file to a USB flash disk in case you need to restore the BIOS in the future Copy the original motherboard BIOS using the ASUS Update utility 2 1 1 ASUS Update utility The ASUS Update is a utility that allows you to manage save and update the motherboard BIOS in Windows environment fo ASUS Update requires an Internet connection either through a network or an Internet c Service Provider ISP This utility is available in the support DVD that comes with the motherboard package Installing ASUS Update To install ASUS Update e 1 Place the support DVD into the optical drive The Drivers menu appears e 2 Click the Utilities tab then click ASUS Update 3 Follow the onscreen instructions to complete the installation FF Quit all Windows applications before you update the BIOS using this utility Updating the BIOS To update the BIOS 1 Fromthe Windows desktop click Start gt Programs gt ASUS gt ASUS Update gt ASUS Update to launch the ASUS Update utility 2 Fromthe dropdown list select either of the following methods Updating from the Internet a Select Update BIOS from the Internet then click Next b Select the ASUS FTP site nearest you to avoid network
3. 5V 5VSB munumn gt Default M4A78LT M LE USB Device Wake Up Keyboard power 3 pin KBPWR This jumper allows you to enable or disable the keyboard wake up feature When you set this jumper to pins 2 3 5VSB you can wake up the computer by pressing a key on the keyboard the default is the Space Bar This feature requires an ATX power supply that can supply at least 1A on the 5VSB lead and a corresponding setting in the BIOS KBPWR 12 23 5V 5VSB Default a 0 pE uz M4AT8LT M LE Keyboard Power Setting ASUS M4A78LT M LE 1 19 9 25 09 2 31 51 PM 5 E5032 M4AT8LT M LE indb 20 e 9 25 09 2 31 54 PM 1 20 1 10 Connectors 1 10 1 Rear panel ports PS 2 Mouse port green This port is for a PS 2 mouse LAN RJ 45 port This port allows Gigabit connection to a Local Area Network LAN through a network hub LAN port LED indications ACT LINK SPEED LED LED peed D Status Descriptio Sta S Des ptio OFF No link 10Mbps connection ORANGE Linked ORANGE 100Mbps connection BLINKING Data activity GREEN 1Gbps connection LAN port Line In port light blue This port connec
4. Dual Channel DDR3 1800 O C support This motherboard supports DDR3 memory that features data transfer rates of 1800 O C 1600 O C 1333 1066 MHz to meet the higher bandwidth requirements of the latest operating system 3D graphics multimedia and Internet applications Hybrid CrossFireX support ATI Hybrid CrossFireX technology greatly boosts graphics performance with an onboard GPU and a discrete GPU e Hybrid CrossFireX is supported by Windows Vista OS only D Refer to www amd com for the discrete GPUs that support Hybrid CrossFireX ow r DVI Digital Visual Interface provides high visual quality of digital display devices such as LCD monitor The interface of this motherboard supports dual VGA output both DVI and RGB and is HDCP compliant allowing playback of HD DVD Blu ray disc and other protected content Gigabit LAN solution The onboard LAN controller is a highly integrated Gb LAN controller It is enhanced with an ACPI management function to provide efficient power management for advanced operating systems SERIAL Serial ATA 3Gb s technology and RAID support This motherboard supports hard drives based on the Serial SATA x w 3Gb s storage specification delivering enhanced scalability and doubling the bus bandwidth for high speed data retrieval and save It also supports RAID 0 RAID 1 and RAID 0 1 configurations for Serial ATA
5. gt p CO p a E em 5032 First Edition V1 September 2009 Copyright 2009 ASUSTeK Computer Inc All Rights Reserved No part of this manual including the products and software described in it may be reproduced transmitted transcribed stored in a retrieval system or translated into any language in any form or by any means except documentation kept by the purchaser for backup purposes without the express written permission of ASUSTeK Computer Inc ASUS Product warranty or service will not be extended if 1 the product is repaired modified or altered unless such repair modification of alteration is authorized in writing by ASUS or 2 the serial number of the product is defaced or missing ASUS PROVIDES THIS MANUAL AS IS WITHOUT WARRANTY OF ANY KIND EITHER EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OR CONDITIONS OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE IN NO EVENT SHALL ASUS ITS DIRECTORS OFFICERS EMPLOYEES OR AGENTS BE LIABLE FOR ANY INDIRECT SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES INCLUDING DAMAGES FOR LOSS OF PROFITS LOSS OF BUSINESS LOSS OF USE OR DATA INTERRUPTION OF BUSINESS AND THE LIKE EVEN IF ASUS HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES ARISING FROM ANY DEFECT OR ERROR IN THIS MANUAL OR PRODUCT SPECIFICATIONS AND INFORMATION CONTAINED IN THIS MANUAL ARE FURNISHED FOR INFORMATIONAL USE ONLY
6. The Power menu items allow you to change the settings for the Advanced Configuration and Power Interface ACPI and the Advanced Power Management APM Select an item then press Enter to display the configuration options BIOS SETUP UTILITY Main Advanced Boot Tools Exit Power Settings Select the ACPI state used for System Suspend ACPI 2 0 Support Enabled ACPI APIC Support Enabled b APM Configuration gt HW Monitor Configuration Select Screen Select Item Change Option General Help Save and Exit Exit v02 61 C Copyright 1985 2009 American Megatrends Inc 2 5 1 Suspend Mode Auto Allows you to select the Advanced Configuration and Power Interface ACPI state to be used for system suspend Configuration options S1 POS Only S3 Only Auto 2 5 2 ACPI 2 0 Support Enabled Allows you to enable or disable the Advanced Configuration and Power Interface ACPI 2 0 support Configuration options Disabled Enabled 2 5 3 ACPI APIC Support Enabled Allows you to enable or disable the Advanced Configuration and Power Interface ACPI support in the Advanced Programmable Interrupt Controller APIC When set to Enabled the ACPI APIC table pointer is included in the RSDT pointer list Configuration options Disabled Enabled 2 5 4 APM Configuration Restore on AC Power Loss Always Off When this item is set to Always Off the system goes into off state after an AC power loss When this item is se
7. AND ARE SUBJECT TO CHANGE AT ANY TIME WITHOUT NOTICE AND SHOULD NOT BE CONSTRUED AS A COMMITMENT BY ASUS ASUS ASSUMES NO RESPONSIBILITY OR LIABILITY FOR ANY ERRORS OR INACCURACIES THAT MAY APPEAR IN THIS MANUAL INCLUDING THE PRODUCTS AND SOFTWARE DESCRIBED IN IT Products and corporate names appearing in this manual may or may not be registered trademarks or copyrights of their respective companies and are used only for identification or explanation and to the owners benefit without intent to infringe E5032_M4A78LT M LE indb 2 e 9 25 09 2 31 04 PM MEG 8 Contents Contents need ve vs cv e Dr or c ci v i vr n e E n iii Notices Safety information About this iC aC EE Fa iii M4A78LT M LE specifications summary Chapter 1 Product introduction 14 1 2 1 3 1 4 1 5 1 6 17 1 8 1 9 110 ule 1 41 Package contents Special featUres rientra 1 3 1 Product highlights see 1 1 1 3 2 Innovative ASUS 1 3 Before you proceed eese 1 5 Motherboard overview eene 1 6 1 5 1 Placement direction 42 22221 1 6 15 2 Screw hOles aethere ets 1 6 1 5 8 Motherboard layout 1 7 1 5 4 Layout contents ine eee 1 7 Central
8. GG34GB1333C9DC 4096 of 2 GEIL GL1L128M88BA12N 9 9 9 24 1 3V low voltage DDR3 1333 CL9 9 9 24 6144MB Kit of 3 N A Heat Sink Package 1 5V FLFD45F B8MH9 MAES 1024MB Micron 9CF22D9KPT FLFE85F B8MF9 2048 Micron 8HD22D9JNM FLFE85F B8MH9 MEES 2048 Micron 9GF27D9KPT KVR1333D3N9 1G 1024MB Hynix H5TQ1G83BFR KVR1333D3N9 2G 2048MB Qimonda IDSH1G 03A1F1C 13H MT8JTF12864AY 1G4D1 1024MB Micron 8LD22D9JNM MT8JTF12864AZ 1G4F1 1024MB Micron 9FF22D9KPT e i MT9JSF 12872AZ 1G4F1 1024MB Micron 91F22D9KPT ECC D MT8JTF12864AY 1G4D1 3072MBKKit of 3 Micron 8XD22D9JNM MT12JSF25672AZ 1G4F1 2048 Micron 91F22D9KPT ECC MT16JTF25664AY 1G1D1 2048 Micron 8LD22 D9JNM MT18JTF25664AZ 1G4F1 2048 Micron 9KF27D9KPT MT16JTF25664AY 1G4D1 6144MB Kit of 3 Micron 8UD22D9JNM OCZ3X1333LV3GK XMP 3072 of 3 N A Heat Sink Package OCZ3G13334GK 4096MB Kit of 2 N A Heat Sink Package OCZ3P13334GK 4096MB Kit of 2 N A Heat Sink Package OCZ3G1333LV6GK 6144MB Kit of 3 N A Heat Sink Package OCZ3P1333LV6GK 6144MB Kit of 3 N A Heat Sink Package OCZ3X1333LV6GK XMP 6144MB Kit of 3 N A Heat Sink Package M378B2873DZ1 CH9 1024MB Samsung K4B1G0846D HCH9 M378B2873DZ1 CH9 1024MB Samsung SEC 846 HCH9 K4B1G08460 M378B2873EH1 CH9 1024MB Samsung SEC 913 HCH9 K4B1G0846E M391B2873DZ1 CH9 1024MB Samsung K4B1G0846D HCH9 ECC M378B5673DZ1 CH9 2048 Samsung K4B1G0846D HCH9 M378B5673EH1 CH9 2048MB Samsung SEC 913 HCH9 K4B1G0846E M391B5673DZ1 CH9
9. Ignored The onboard hardware monitor automatically detects the voltage output through the onboard voltage regulators Smart Q Fan Function Disabled Enables or disables the ASUS Q Fan feature that smartly adjusts the CPU fan speeds for more efficient system operation Configuration options Disabled Enabled ASUS M4A78LT M LE 2 17 E5032_M4A78LT M LE indb 17 9 25 09 2 32 30 2 18 2 6 Boot menu The Boot menu items allow you to change the system boot options Select an item then press Enter to display the submenu Main Advanced Power Tools Boot Settings Specifies the Boot Device Priority sequence A virtual floppy disk drive Floppy Drive B bk Boot Settings Configuration may appear when you set gt Security the CD ROM drive as the first boot device a Select Screen t Select Item Enter Go to Sub Screen Fl General Help F10 Save and Exit ESC Exit v02 61 C Copyright 1985 2009 American Megatrends 2 6 1 Boot Device Priority 1st xxth Boot Device These items specify the boot device priority sequence from the available devices The number of device items that appears on the screen depends on the number of devices installed in the system Configuration options Removable Dev Hard Drive ATAPI CD ROM Disabled To select the boot device during system startup press lt F8 gt when ASUS logo appears access Windows OS in Safe Mode do any of the followin
10. Move the jumper cap from pins 1 2 default to pins 2 3 Keep the cap on pins 2 3 for about 5 10 seconds then move the cap back to pins 1 2 D Plug the power cord and turn ON the computer Hold down the lt Del gt key during the boot process and enter BIOS setup to reenter data Except when clearing the RTC RAM never remove the cap on CLRTC jumper default position Removing the cap will cause system boot failure If the steps above do not help remove the onboard battery and move the jumper again to clear the CMOS RTC RAM data After clearing the CMOS reinstall the battery You do not need to clear the RTC when the system hangs due to overclocking For System failure due to overclocking use the CPU Parameter Recall C P R feature Shut down and reboot the system so the BIOS can automatically reset parameter settings to default values Chapter 1 Product introduction E5032 M4AT8LT M LE indb 18 e 9 25 09 2 31 50 PM E5032 M4A78LT M LE indb 19 e USB device wake up 3 pin USBPW1 4 USBPW5 10 Set these jumpers to 5V to wake up the computer from S1 sleep mode CPU stopped DRAM refreshed system running in low power mode using the connected USB devices Set these jumpers to 5VSB to wake up the compurer from S3 and S4 sleep modes no power to CPU slow refresh power supply in reduced power mode USBPW1 4 d A 5V 5VSB Default USBPW5 10 1 2 23
11. Power 0 Zz 5 Vo 5 Vo 0 3 5V Standb 3 Vo mmm mm M4A78LT M LE power connectors A 1 22 E5032 M4AT8LT M LE indb 22 a z 0060 0 recommend that you use 12V Specification 2 0 compliant power supply unit PSU with a minimum of 300W power rating This PSU type has 24 pin and 4 pin power plugs If you intend to use a PSU with 20 pin and 4 pin power plugs ensure that the 20 pin D power plug can provide at least 15 A on 12 V and that the PSU has a minimum power rating of 300W The system may become unstable or may not boot up if the power is inadequate DO NOT forget to connect the 4 pin ATX12V power plug Otherwise the system will not boot up We recommend that you use a PSU with higher power output when configuring a system with more power consuming devices or when you intend to install additional devices The system may become unstable or may not boot up if the power is inadequate If you are uncertain about the minimum power supply requirement for your system refer to the Recommended Power Supply Wattage Calculator at http support asus com PowerSupplyCalculator PSCalculator aspx SLanguage en us for details Chapter 1 Product introduction 9 25 09 2 31 56 PM IDE connector 4
12. lL CPU FAN PWR I CPU FAN IN Wi CPU FAN PWM eme om mom om mm M4A78LT M LE CPU fan connector DO NOT forget to connect the CPU fan connector Hardware monitoring errors can occur you to plug this connector ASUS M4A78LT M LE 19 E5032 M4AT78LT M LE indb 9 e 9 25 09 2 31 35 PM 1 6 2 Installing the heatsink and fan Ensure that you use only AMD certified heatsink and fan assembly To install the CPU heatsink and fan 1 Place the heatsink on top of the installed CPU ensuring that the heatsink fits properly on the retention module base ff The retention module base is already installed on the motherboard upon purchase You do not have to remove the retention module base when installing the CPU or installing other motherboard components If you purchased a separate CPU heatsink and fan assembly ensure that a Thermal Interface Material is properly applied to the CPU heatsink or CPU before you install the heatsink and fan assembly CPU Fan CPU Heatsink Retention bracket Retention Module Base Retention bracket lock VA Your boxed CPU heatsink and fan assembly should come with installation instructions for the CPU heatsink and the retention mechanism If the instructions this section do not match the CPU documentation follow the latter 2 Attach o
13. 11 9 25 09 2 32 25 2 12 2 4 2 CPU Configuration The items in this menu show the CPU related information that the BIOS automatically detects GART Error Reporting Disabled This option should remain disabled for the normal operation The driver developer may enable it for testing purpose Configuration options Disabled Enabled Microcode Updation Enabled Enables or disables Microcode Updation Configuration options Disabled Enabled Secure Virtual Machine Mode Disabled Enables or disables Secure Virtual Machine Mode SVM Configuration options Disabled Enabled Cool n Quiet Enabled Enables or disables the AMD Cool n Quiet technology Configuration options Enabled Disabled C1E Configuration Disabled Enables or disables the CPU Enhanced Halt C1E function a CPU power saving function in system halt state When this item is enabled the CPU core frequency and voltage will be reduced during the system halt state to decrease power consumption Configuration options Disabled Enabled Advanced Clock Calibration Disabled Adjusts the processor s overclocking capability When this item is set to Auto the BIOS automatically adjusts this function When this item is set to All Cores the processor has the best overclocking performance When this item is set to Per Core the processor s overclocking capability is enhanced Configuration options Disabled Auto All Cor
14. 3 Install the software drivers for the expansion card A When using PCI cards on shared slots ensure that the drivers support Share IRQ or that the cards do not need IRQ assignments Otherwise conflicts will arise between the two PCI groups making the system unstable and the card inoperable 1 8 3 PCI slots The PCI slots support cards such as a LAN card SCSI card USB card and other cards that comply with PCI specifications 1 8 4 PCI Express x1 slot This motherboard supports PCI Express x1 network cards SCSI cards and other cards that comply with the PCI Express specifications 1 8 5 PCI Express x16 slot This motherboard supports a PCI Express x16 graphics card that comply with the PCI Express specifications ASUS M4A78LT M LE 1 17 1 9 Jumpers 1 Clear RTC RAM CLRTC This jumper allows you to clear the Real Time Clock RTC RAM in CMOS You can clear the CMOS memory of date time and system setup parameters by erasing the CMOS RTC RAM data The onboard button cell battery powers the RAM data in CMOS which include system setup information such as system passwords F h CLRTC 7 1 2 2 3 n Foo Normal Clear RTC Default rm M4A78LT M LE Clear RTC To erase the RTC RAM 1 2 N 1 18 Turn OFF the computer and unplug the power cord
15. Connect one end of the front panel audio I O module cable to this connector x a qw O FAE N 28 D Quz 2 2 2 1 o 22 2 5 i gare 58 B PIN 1 PIN 1 JEO NLO h B TENZA Pn Cerne 258 ze Pie Si keg A zi WATRTMUE i 1 o HD audio compliant Legacy 97 pin definition M4A78LT M LE Analog franel connector compliant definition We recommend that you connect a high definition front panel audio module to this connector to avail of the motherboard high definition audio capability If you want to connect high definition front panel audio module to this connector set the Front Panel Select item in the BIOS to HD Audio See section 2 4 4 Onboard Device Configuration for details The front panel audio I O module is purchased separately ASUS M4A78LT M LE 1 21 9 25 09 2 31 55 2 ATX power connectors 24 EATXPWR 4 pin ATX12V These connectors are for an ATX power supply The plugs from the power supply are designed to fit these connectors in only one orientation Find the proper orientation and push down firmly until the connectors completely fit ATX12V EATXPWR PIN 1 O 12V DCD GND 3 vo 12V GND 442 vo 12 Vo
16. Enabled items show the auto detected values If no USB device is detected the item shows None USB Functions Enabled Allows you to enable or disable the USB functions Configuration options Disabled Enabled USB 2 0 Controller Enabled Enables or disables USB 2 0 Controllers Configuration options Disabled Enabled Legacy USB Support Auto Allows you to enable or disable support for Legacy USB storage devices including USB flash drives and USB hard drives Setting to Auto allows the system to detect the presence of USB devices at startup If detected the USB controller legacy mode is enabled If no USB device is detected the legacy USB support is disabled Configuration options Disabled Enabled Auto USB 2 0 Controller Mode HiSpeed Allows you to configure the USB 2 0 controller in HiSpeed 480Mbps or Full Speed 12Mbps Configuration options FullSpeed HiSpeed The following items only appear when a USB storage device is plugged in USB Mass Storage Device Configuration USB Mass Storage Reset Delay 20 Sec Sets the maximum time that the BIOS waits for the USB storage device to initialize Configuration options 10 Sec 20 Sec 30 Sec 40 Sec Emulation Type Auto Allows you to set the emulation type Configuration options Auto Floppy Forced FDD Hard Disk CDROM ASUS M4A78LT M LE 2 15 E5032_M4A78LT M LE indb 15 9 25 09 2 32 29 2 16 2 5
17. Gate s settings as well as any personal information stored by the web browser bookmarks cookies browsing history etc This is useful in the rare case where corrupt settings prevent the Express Gate environment from launching properly ff The first time wizard will run again when you enter the Express Gate environment after Ln clearing its settings 2 7 3 AI NET2 Check Atheros LAN cable Disabled Enables or disables checking of the Atheros LAN cable during the Power On Self Test POST Configuration options Disabled Enabled ASUS M4A78LT M LE 2 21 E5032_M4A78LT M LE indb 21 9 25 09 2 32 35 2 8 The Exit menu items allow you to load the optimal or failsafe default values for the BIOS items and save or discard your changes to the BIOS items BIOS SETUP UT Main Advanced Power Boot Tools Exit Options Exit system setup after saving the cahnges Exit amp Discard Changes Discard Changes F10 key can be used for this operation Load Setup Defaults 7 Pressing Esc does not immediately exit this menu Select one of the options from this menu or F10 from the legend bar to exit Exit amp Save Changes Once you are finished making your selections choose this option from the Exit menu to ensure the values you selected are saved to the CMOS RAM An onboard backup battery sustains the CMOS RAM so it stays on even when the PC is turned off When you select t
18. ID AHCI Supplementary Guide included in the folder named Manual in the support DVD 1 24 Chapter 1 Product introduction E5032_M4A78LT M LE indb 24 e 9 25 09 2 31 58 PM System panel connector 10 1 pin PANEL This connector supports several chassis mounted functions urs PRT o9 b m l 44265 I 0 PANEL PIN 1 ti ge Ages c MAATALT LE luum CER M4A78LT M LE System panel connector System power LED 2 pin PWRLED This 2 pin connector is for the system power LED Connect the chassis power LED cable to this connector The system power LED lights up when you turn on the system power and blinks when the system is in sleep mode Hard disk drive activity LED 2 pin HDLED This 2 pin connector is for the HDD Activity LED Connect the HDD Activity LED cable to this connector The HDD Activity LED lights up or flashes when data is read from or written to the HDD Power Soft off button 2 pin PWRBTN This 2 pin connector is for the system power button Pressing the power button turns the system ON or puts the system in SLEEP or SOFT OFF mode depending on the BIOS settings Pressing the power switch for more than four seconds while the system is ON turns the system OFF Reset button 2 pin RESET This 2 pin connector is for the chassis mounted reset button
19. Processing Unit CPU enne 1 8 1 6 1 Installing the CPU 1 8 1 6 2 Installing the heatsink and fan 1 10 System memoty ntn ttem trente Rao te Rocca nios 1 11 1 7 1 1 11 1 7 2 Memory 1 12 1 7 8 Installing a DIMM ss 1 16 1 74 Removing a DIMM sss 1 16 Expansion 51 8 1 17 1 8 1 Installing an expansion 1 17 1 8 2 Configuring an expansion card 1 17 1 83 JPOLslOlS iiiter recie nitens 1 17 1 8 4 PCI Express x1 1 17 1 85 PCI Express x16 Slot 1 17 JUmpers 50 0 inimici seii rh a RR ER ERE ERR 1 18 Connectors oie 1 20 1 10 1 Rear panel ports 1 20 E5032 MAA78LT M LE indb 3 9 25 09 2 31 04 MEE o Contents 110 2 connectors 1 21 111 Software support 1 11 1 Installing an operating system 1 29 1 11 2 Support DVD information sss 1 29 Chapter 2 BIOS information 2 1 Managing and updating your BIOS eee 2 1 2 1 1 ASUS Update utility sse 2 1 2 1 2 ASUS EZ Fl
20. USB 2 0 1 1 ports 6 x SATA connectors 1x CPU 1 x Chassis fan connectors 1 x High definition front panel audio connector 1x S PDIF OUT connector 1 x IDE connector 1 x COM connector 1 x LPT connector 1 x Internal speaker connector 1 x System panel connector 1 x 24 ATX power connector 1 x 4 pin ATX 12V power connector 8Mb Flash ROM AMI BIOS PnP DMI2 0 WfM2 0 ACPI2 0a SM BIOS 2 5 ASUS special features ASUS Q Fan ASUS CrashFree BIOS3 e ASUS EZ Flash2 ASUS MyLogo2 ASUS Express Gate ASUS AI NET2 ASUS EPU Engine ASUS Turbo Key ASUS Anti Surge ASUS overclocking ASUS Turbo Key features SFS Stepless Frequency Selection from 200MHz to 550MHz at 1MHz increment Adjustable DRAM voltage ASUS C P R CPU Parameter Recall Accessories 2 x Serial ATA cables 1 x Ultra DMA 133 100 cable 1 x I O shield 1 x User Manual Support DVD Drivers ASUS Update ASUS PC Probe II Anti Virus software OEM version Form factor MicroATX form factor 9 6 in x 8 2 in 24 4 cm x 20 8 cm Specifications are subject to change without notice E5032_M4A78LT M LE indb 10 e 9 25 09 2 31 10 PM Product introduction 1 1 Welcome Thank you for buying an ASUS M4A78LT M LE motherboard The motherboard delivers a host of new features and latest technologies making it another standout in the long line of ASUS quality motherboards Before you start installing the motherboard and hardware devices on
21. field values can cause the system to malfunction BIOS SETUP UTILITY Power Boot Tools Exit 702 61 C Copyright 1985 2009 American Megatrends Inc JumperFree Configuration The items and configuration options in this menu may vary depending on the AMD CPU type CPU OverClocking Auto Selects the CPU overclocking options to achieve desired CPU internal frequency Configuration options Manual Auto Overclock Profile Test Mode ASUS M4A78LT M LE 2 9 E5032_M4A78LT M LE indb 9 e 9 25 09 2 32 24 PM E5032 M4AT8LT M LE indb 10 e 9 25 09 2 32 25 PM 2 10 The following item only appears when you set CPU Overclocking to Manual CPU HT Reference Clock MHz 200 Sets the CPU HT Reference Clock Configuration options Min 200 550 The following item only appears when you set CPU Overclocking to Overclock Profile Overclock Options Auto Selects the overclocking profile Configuration options Auto Overclock 296 Overclock 5 Overclock 8 Overclock 10 GPU Overclocking Auto Configures the GPU overclocking Configuration options Auto Manual The following item only appears when you set GPU Overclocking Manual GPU Engine Clock 350 Sets the GPU Engine Clock Configuration options Min 150 1000 PCIE Overclocking Auto Configures the PCIE overclocking Configuration options Auto Manual T
22. for system reboot without turning off the system power ASUS M4A78LT M LE 1 25 E5032_M4A78LT M LE indb 25 e 9 25 09 2 31 59 PM E5032 M4A78LT M LE indb 26 e 6 USB connectors 10 1 pin USB56 05878 058910 These connectors are for USB 2 0 ports Connect the USB module cable to any of these connectors then install the module to a slot opening at the back of the system chassis These USB connectors comply with USB 2 0 specification that supports up to 480Mbps connection speed J Fg 4 05878 05 910 05 56 25 T as epe B 20 E momo momo ANNZO ANNZO ANNZO E g 229 02 ra Sp SO LI uz E EUM UN ma bi ls Sipe 8892 S258 M m a 958 998 258 D 223 25 225 M4A78LT M LE USB2 0 connectors h Never connect a 1394 cable to the USB connectors Doing so will damage the motherboard f The USB 2 0 module is purchased separately 7 LPT connector 26 1 LPT The LPT Line Printing Terminal connector supports devices such as a printer LPT standardizes as IEEE 1284 which is the parallel port interface on IBM PC compatible computers 1 26 Chapter 1 Product int
23. of 2 Heat Sink Package 1 75 1 85V CM3X1G1600C9DHX 2048MB Kit of 2 Heat Sink Package 1 8V CM3X2G1600C9DHX 2048 Heat Sink Package TR3X6G1600C8 G XMP 6144MB Kit of 3 Heat Sink Package TR3X6G1600C8D G XMP 6144MB Kit of 3 Heat Sink Package TR3X6G1600C9 G XMP 6144MB Kit of 3 Heat Sink Package TR3X6G1600C8D G XMP 6144MB Kit of 3 Heat Sink Package BL12864BA1608 8SFB XMP 3072 of 3 Heat Sink Package BL12864BE2009 8SFB3 EPP 3072MBKKit of 3 Heat Sink Package BL25664BN1608 16FF XMP 6144MB Kit of 3 Heat Sink Package BL25664TB1608 K16SF XMP 6144 of 3 Heat Sink Package BL25664TG1608 K16SF XMP 6144MB Kit of 3 Heat Sink Package BL25664TR1608 K16SF XMP E5032 M4AT78LT M LE indb 12 6144MB Kit of 3 Heat Sink Package continued on the next page Chapter 1 Product introduction 9 25 09 2 31 40 PM DDR3 1600 MHz capability F3 12800CL9D 2GBNQ E Timing DIMM Bios Voltage DS Brand Chip NO 2048MB Kit of 2 Heat Sink Package 1 5V 1 6V DIMM Support F3 12800CL8T 6GBHK 2048MB Heat Sink Package 1 6 1 65 F3 12800CL9T 6GBNQ 6144MB Kit of 3 Heat Sink Package 1 5V 1 6V FLGD45F B8KG9 1024MB KFB8FNGXF ANX 12A FLGD45F B8MF7 MAEH XMP 1024 Heat Sink Package FLGE85F B8KG9 2048MB KFB8FNGXF ANX 12A FLGE85F B
24. properly from the operating system The default BIOS settings for this motherboard apply to most conditions to ensure optimum performance If the system becomes unstable after changing any BIOS settings load the default settings to ensure system compatibility and stability Select the e Load Setup Defaults item under the Exit menu See section 2 8 Exit Menu The BIOS setup screens in this chapter are for reference only They may not exactly match what you see on your screen Visit the ASUS website at www asus com to download the latest BIOS file for this motherboard 2 4 Chapter 2 BIOS information E5032 M4AT78LT M LE indb 4 9 25 09 2 32 15 2 2 1 BIOS menu screen Menu items Menu bar Configuration fields BIOS SETUP UTILITY Advanced Power Boot Tools Exit Ladena rower Boot 34 301 System Date Fri 09 04 2009 Primary IDE Master Not Detected Primary IDE Slave Detected SATA1 Detected SATA2 Detected SATA3 Detected SATA4 Detected SATA5 Detected SATA6 Detected SATA Configuration Y System Information General help Use ENTER TAB or SHIFT TAB to select a field Use to configure system Select Screen Select Item Change Field Select Field General Help Save and Exit Exit v02 61 C Copyright 1985 2009 American Megatrends Inc Submenu items 2 2 2 Menu bar Navigation keys e The menu bar on to
25. website at http green asus com english REACH htm DO NOT throw the motherboard in municipal waste This product has been designed to enable proper reuse of parts and recycling This symbol of the crossed out wheeled bin indicates that the product electrical and electronic equipment should not be placed in municipal waste Check local regulations for disposal of electronic products DO NOT throw the mercury containing button cell battery in municipal waste This symbol of the crossed out wheeled bin indicates that the battery should not be placed in municipal waste Safety information Electrical safety To prevent electric shock hazard disconnect the power cable from the electric outlet before relocating the system When adding or removing devices to or from the system ensure that the power cables for the devices are unplugged before the signal cables are connected If possible disconnect all power cables from the existing system before you add a device Before connecting or removing signal cables from the motherboard ensure that all power cables are unplugged Seek professional assistance before using an adapter or extension cord These devices could interrupt the grounding circuit Ensure that your power supply is set to the correct voltage in your area If you are not sure about the voltage of the electrical outlet you are using contact your local power company fthe power supply is broken do not try to fix i
26. 0 1 pin PRI IDE The onboard IDE connector is for Ultra DMA 133 100 signal cable There are three connectors on each Ultra DMA 133 100 signal cable blue black and gray Connect the blue connector to the motherboard s IDE connector then select one of the following modes to configure your devices Drive jumper setting Mode of device s Cable connector Single device Cable Select or Master Black Master Black Cable Select Slave Gray Two devices Master Master Black or gray Slave Slave Pin 20 on the IDE connector is removed to match the covered hole on the Ultra DMA cable connector This prevents incorrect insertion when you connect the IDE cable Use the 80 conductor IDE cable for Ultra DMA 133 100 IDE devices 4 If any device jumper is set as Cable Select ensure that all other device jumpers have the same setting PRI IDE pr mac PIN1 ER a us NOTE Orient the red markings mmm mm E on the IDE ribbon cable to PIN 1 M4A78LT M LE IDE connector ASUS M4A78LT M LE 1 23 E5032_M4A78LT M LE indb 23 e 9 25 09 2 31 57 PM 4 Serial ATA connectors 7 SATA1 SATA2 SATA3 SATA4 SATA5 and SATA6 These connectors are for the Serial ATA signal cables for Serial ATA 3Gb s hard disk and optical disk drives The Serial ATA 3Gb s i
27. 2048 Samsung K4B1G0846D HCH9 ECC W1333X2GB8 1024MB N A Heat Sink Package TS128MLK64V3U 1024MB N A SEC 813HCH9 K4B1G0846D TS128MLK72V3U 1024MB N A K4B1G0846D ECC TS256MLK64V3U 2048 Micron 9GF27D9KPT TS256MLK64V3U 2048 SEC816HCH9K4B1G0846D 1 14 Chapter 1 Product introduction E5032 M4AT78LT M LE indb 14 e 9 25 09 2 31 44 PM DDR3 1066MHz capability Vendor CT12864BA1067 8FF 1024MB e Micron 9GF22D9KPT Timing DIMM Voltage BIOS DIMM Support CT12872BA1067 9FF 1024MB Micron 9HF22D9KPT ECC CT25664BA1067 16FF 2048MB Micron 9HF22D9KPT CT25672BA1067 18FF 2048MB Micron 9GF22D9KPT ECC EBJ51UD8BAFA AC E 512MB Elpida J5308BASE AC E EBJ51UD8BAFA AE E 512MB Elpida J5308BASE AC E KVR1066D3N7 1G 1024 Kingston D1288JEKAPGA7U KVR1066D3N7 2G 2048MB Kingston D1288JEKAPGA7U MT8JTF12864AY 1G1D1 1024 8ED22D9JNL MT8JTF12864AZ 1G1F1 1024MB Micron 9GF22D9KPT MT9JSF12872AZ 1G1F1 1024 9HF22D9KPT ECC MT16JTF25664AY 1G1D1 2048MB Micron 8LD22D9JNL MT16JTF25664AZ 1G1F1 2048MB Micron 9HF22D9KPT 7 MT18JSF25672AZ 1G1F1 2048MB Micron 9GF22D9KPT ECC 7 OCZ3SOE10662GK 2048MB Kit of 2 N A Heat Sink Package 7 77 16 1 75V
28. 64TA1336 8SFB1 2048 of 2 N A Heat Sink Package CT12864BA1339 8SFD CT25664BA1339 16FF 3072MBKKit of 3 Micron 8XD22D9JNM 2048MB Micron 9KF27D9KPT CT25672BA1339 18FF 2048MB Micron 91F22D9KPT ECC BL25664ABA1336 16SFB1 BL25664BA1336 16SFB1 4096 of 2 Heat Sink Package 4096MB Kitof2 DS Heat Sink Package BL25664BN1337 16FF XMP 6144MB Kitof3 DS N A Heat Sink Package CT25664BA1339 16SFD ASUS M4A78LT M LE E5032_M4A78LT M LE indb 13 6144MB Kitof 3 DS Micron 8UD22D9JNM continued on the next page 9 25 09 2 31 42 PM MEET o DDR3 1333MHz capability Sud endor Part No Chip NO DIMM Voltage BIOS M OB F3 10600CL8D 2GBHK 1024MB G SKILL Heat Sink Package F3 10600CL9D 2GBPK 1024MB G SKILL Heat Sink Package F3 10666CL7T 3GBPK 3072MBKKit of 3 N A Heat Sink Package 7 7 7 18 F3 10666CL9T 3GBNQ 3072MBKKit of 3 N A Heat Sink Package 9 9 9 24 F3 10600CL7D 2GBPI 1024MB G SKILL Heat Sink Package F3 10600CL9D 2GBNQ 1024MB G SKILL Heat Sink Package F3 10666CL8D 4GBHK 4096MB Kit of 2 N A Heat Sink Package 8 8 8 21 1 5 1 6 F3 10666CL7T 6GBPK 6144MB Kit of 3 N A Heat Sink Package 7 7 7 18 1 5 1 6 F3 10666CL9T 6GBNQ 6144 of 3 N A Heat Sink Package 9 9 9 24 1 5V 1 6V DDR3 1333 CL9 9 9 24 1024MB N A Heat Sink Package 9 GV34GB1333C7DC 2048 Heat Sink Package 7 7 7 24 1 5V
29. 8MF7 MEEH XMP 2048 Heat Sink Package KHX1600C9D3K2 4G 4096MB Kkit of 2 Heat Sink Package KHX1600C9D3K3 6GX XMP 6144MB Kit of 3 Heat Sink Package OCZ3G1600LV3GK 3072 of 3 Heat Sink Package OCZ3G1600LV6GK 6144 of 3 Heat Sink Package Super Talent WA160UX6G9 6144MB Kit of 3 Heat Sink Package DDR3 1333 MHz capability Vendor A Data e A Data Part No AD31333001GOU AD31333G001GOU i Size DS Brand Chip NO 1024MB SS A Data 030908 80 151 E0906 3072 of 3 55 Heat Sink Package Timin DIMM Voltage BIOS 8 8 8 24 1 65 1 85V A Data AD31333002GOU 2048MB DS AD30908C8D 151C E0903 AD31333G002GMU 2048MB DS N A Heat Sink Package 8 8 8 24 1 65 1 85V 78 010 6 910 1024 SS Apacer AMS5D5808AEWSBG0914E 78 A1GC6 9L1 CM3X1024 1333C9DHX 2048MB DS Apacer AMSD5808AEWSBGO908D 1024MB Heat Sink Package CM3X1024 1333C9 1024MB Heat Sink Package TR3X3G1333C9 G TR3X3G1333C9 G 3072 of 3 Heat Sink Package 3072 of 3 N A Heat Sink Package TR3X3G1333C9 3072 of 3 N A Heat Sink Package CM3X1024 1333C9DHX CM3X2048 1333C9DHX 1024MB Corsair Heat Sink Package 2048MB N A Heat Sink Package TW3X4G1333C9 G 4096MB Kit of 2 N A Heat Sink Package CT12864BA1339 8FF CT12872BA1339 9FF 1024MB Micron 9 2209 1024MB Micron 91F22D9KPT ECC BL128
30. M378B2873EH1 CF8 1024MB Samsung SEC 901 HCF8 K4B1G0846E M378B5273BH1 CF8 4096MB Samsung 846 K4B2G0846B HCF8 SS Single sided DS Double sided DIMM support A Supports one module inserted into either slot as single channel memory configuration B Supports one pair of modules inserted into both the blue slots as one pair of dual channel memory configuration 2 Visit the ASUS website at www asus com for the latest QVL ASUS M4A78LT M LE E5032_M4A78LT M LE indb 15 1 15 9 25 09 2 31 45 PM 1 7 3 Installing Unplug the power supply before adding or removing DIMMs or other system components 4 Failure to do so can cause severe damage both the motherboard and the components 1 Pressthe retaining clips outward to DIMM notch unlock a DIMM socket 2 Align a DIMM on the socket such that the notch on the DIMM matches the break on the socket Unlocked retaining clip i A DIMM is keyed with a notch so that it fits in only one direction DO NOT force a DIMM into socket to avoid damaging the DIMM 3 Firmly insert the DIMM into the socket until the retaining clips snap back in place and the DIMM is properly seated Locked Retaining Clip 1 7 4 Removing a DIMM To remove a DIMM 1 Simultaneously press the retaining clips outward to unlock the DIMM Z Support the DIMM lightly with your fingers when pressing the retaining cl
31. TFS read only 3 CD DISC read only Express Gate Auto Enter OS Timer 10 Seconds Reset User Data No NET2 Select Screen Select Item Enter Go to Sub Screen F1 General Help F10 Save and Exit ESC Exit v02 61 C Copyright 1985 2009 American Megatrends Inc 2 7 1 ASUS EZ Flash 2 Allows you to run ASUS EZ Flash 2 When you press lt Enter gt a confirmation message appears Use the left right arrow key to select between Yes or No then press lt Enter gt to confirm your choice Please see section 2 1 2 for details 2 7 2 Express Gate Auto Allows you to enable or disable the ASUS Express Gate feature ASUS Express Gate is a unique instant on environment that provides quick access to the Internet and Skype Configuration options Auto Enabled Disabled Enter OS Timer 10 Seconds Sets countdown duration that the system waits at the Express Gate s first screen before starting Windows or other installed OS Choose Prompt User to stay at the first screen of Express Gate for user action Configuration options Prompt User 1 second 3 seconds 5 seconds 10 seconds 15 seconds 20 seconds 30 seconds Reset User Data No Allows you to clear Express Gate s user data Configuration options No Reset When setting this item to Reset ensure to save the setting to the BIOS so that the user data will be cleared the next time you enter the Express Gate User data includes the Express
32. User Internal Graphics Primary Video Controller GFX0 GPP IGFX PCI Selects the primary display adapter Configuration options GFX0 GPP IGFX PCl GPP GFXO IGFX PCI PCI GFXO GPP IGFX IGFX GFX0 GPP PCI GFXO primary video controller on a PCle x16 slot GPP primary video controller on a PCle x1 slot IGFX onboard display output port PCI primary video controller on a PCI slot UMA Frame Buffer Size Auto Selects the UMA frame buffer size Configuration options Auto 32MB 64MB 128MB 256MB 512MB 1GB 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 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 PCle x16 slot Frame Buffer Location Above 4G Configuration options Below 4G Above 4G ASUS M4A78LT M LE 2 13 2 4 4 Onboard Device Configuration Serial Port1 Address 3F8 IRQ4 Allows you to select the Serial Port1 base address Configuration options Disabled SF8 IRQ4 2F8 IRQ3 SE8 IRQ4 2E8 IRQ3 Parallel Port Address 378 Allows you to select the Parallel Port base addresses Configuration options Disabled 378 278 3BC Parallel Port Mode Normal Allows you to select the Parallel Port mode Configuration options No
33. able Media Device if your device is either a ZIP LS 120 or MO drive Configuration options Not Installed Auto CDROM ARMD This item only appears in the Primary IDE Master Slave and SATA 5 6 menus ASUS M4A78LT M LE 2 7 E5032_M4A78LT M LE indb 7 9 25 09 2 32 21 LBA Large Mode Auto Enables or disables the LBA mode Setting this item to Auto enables the LBA mode if the device supports this mode and if the device was not previously formatted with LBA mode disabled Configuration options Disabled Auto Block Multi Sector Transfer M Auto Enables or disables data multi sectors transfers When this item is set to Auto the data transfer from and to the device occurs multiple sectors at a time if the device supports multi sector transfer feature When this item is set to Disabled the data transfer from and to the device occurs one sector at a time Configuration options Disabled Auto PIO Mode Auto Selects the mode Configuration options Auto 0 1 2 3 4 DMA Mode Auto Selects the DMA mode Configuration options Auto SMART Monitoring Auto Sets the Smart Monitoring Analysis and Reporting Technology Configuration options Auto Disabled Enabled 32Bit Data Transfer Enabled Enables or disables 32 bit data transfer Configuration options Disabled Enabled e 23 4 Configuration e The SATA Configuration menu allows you to configure your stora
34. ackage may include optional documentation such as warranty flyers that may have been added by your dealer These documents are not part of the standard package Typography Bold text Indicates a menu or an item to select Italics Used to emphasize a word or a phrase Key Keys enclosed in the less than and greater than sign means that you must press the enclosed key Example Enter means that you must press the Enter or Return key lt Key1 gt lt Key2 gt lt Key3 gt If you must press two or more keys simultaneously the key names are linked with a plus sign Example lt Ctrl gt lt Alt gt lt D gt E5032_M4A78LT M LE indb 8 9 25 09 2 31 09 MEET M4A78LT M LE specifications summary AMD Socket AM3 AMD Phenom II Athlon 11 Sempron 100 series processors Supports 45nm CPU AMD Cool n Quiet 2 0 Technology depends on CPU type Supports CPU up to 95W Refer to www asus com for the AMD CPU support list Chipset AMD 760G 780L SB710 Front side bus Up to 5200 MT s HyperTransport 3 0 interface Dual channel memory architecture 2 x 240 pin DIMM slots support maximum 8GB unbuffered ECC and non ECC DDR3 1800 0 C 1600 O C 1333 1066MHz memory modules Refer to www asus com for the latest Memory QVL Qualified Vendors List When you install a total memory of 4GB or more Windows 32 bit operating system may only recognize less than 3GB We recommend a maxim
35. ash 2 2 2 2 2 1 8 ASUS CrashFree BIOS 2 3 2 2 BIOS set p program cecidere 2 4 2 2 1 BIOS menu 3 2 5 2 222 Dar coe Ga e Do oe 2 5 2 29 Navigation Keys ie tete tette 2 5 224 JMe nuitems i deeem SERE HR aE 2 6 22 5 Submen items ie teet tent 2 6 2 26 Configuration 2 6 2 27 JPopUpwWindOW edente eis 2 6 2 28 5 tad ea 2 6 2 229 Generallhelp uctor c 2 6 2 3 Main menu 2 7 2 3 1 System dius 2 7 23 System Date 2 7 2 3 3 Primary IDE Master Slave SATA 1 2 3 4 5 6 2 7 2 34 2 8 2 3 5 System Information sss 2 9 2 4 Advanced 2 9 2 4 1 JumperFree Configuration esses 2 9 2 4 2 Configuration ccir 2 12 243 2 12 244 Device 2 14 24 5 2 14 2 4 6 USB Configuration 2 15 E5032 MAA78LT M LE indb 4 9 25 09 2 31 05 MEE o Contents 2 5 Power
36. ces RoHS This is in line with the ASUS vision of creating environment friendly and recyclable products packaging to safeguard consumers health while minimizing the impact on the environment Chapter 1 Product introduction e 9 25 09 2 31 23 PM 1 4 Before you proceed Take note of the following precautions before you install motherboard components or change any motherboard settings Unplug the power cord from the wall socket before touching any component Before handling components use a grounded wrist strap or touch a safely grounded object or a metal object such as the power supply case to avoid damaging them due to static electricity Hold components by the edges to avoid touching the ICs on them Whenever you uninstall any component place it on a grounded antistatic pad or in the bag that came with the component Before you install or remove any component switch off the ATX power supply and detach its power cord Failure to do so may cause severe damage to the motherboard peripherals or components Onboard LED The motherboard comes with a standby power LED that lights up to indicate that the system is ON in sleep mode or in soft off mode This is a reminder that you should shut down the system and unplug the power cable before removing or plugging in any motherboard component The illustration below shows the location of the onboard LED Lr g e
37. connectors on the motherboard ensuring that the black wire of each cable matches the ground pin of the connector CPU FAN GND CPU PWR CPU FAN IN CPU FAN PWM CHA FAN m GND W 12V Rotation M4A78LT M LE fan connectors gt DO NOT forget connect the fan cables to the fan connectors Insufficient air flow inside the system may damage the motherboard components These are not jumpers DO NOT place jumper caps on the fan connectors Only the 4 pin CPU fan connector supports the ASUS Q Fan feature 11 Serial port connectors 10 1 pin 1 The connector is for a serial COM port Connect the serial port module cable to the connector then install the module to a slot opening at the back of the system chassis The serial port bracket COM1 is purchased separately COM1 ne su J M4A78LT M LE Serial port COM1 connector 1 28 Chapter 1 Product introduction E5032 M4AT8LT M LE indb 28 e 9 25 09 2 32 06 1 11 Software support 1 11 1 Installing an operating system This motherboard supports Windows XP Vista 7 Operating Systems OS Always install the latest OS version and corresponding updates to maximize the features of your hardware Motherboard settings a
38. e B SB PWR E C dr E 6363 Standby Power Powered Off M4A78LT M LE Onboard LED ASUS M4A78LT M LE 1 5 E5032_M4A78LT M LE indb 5 e 9 25 09 2 31 24 PM PS o 1 5 Motherboard overview 1 5 1 Placement direction When installing the motherboard ensure that you place it into the chassis in the correct orientation The edge with external ports goes to the rear part of the chassis as indicated in the image below 1 5 2 Screw holes Place six screws into the holes indicated by circles to secure the motherboard to the chassis N DO NOT overtighten the screws Doing so can damage the motherboard Place this side towards the rear of the chassis e 1 6 Chapter 1 Product introduction E5032 M4AT78LT M LE indb 6 e 9 25 09 2 31 25 PM 1 5 3 Motherboard layout 60 0 20 8cm 8 2in lt gt x IDE 0D ATX12V a ss E 18 Elle s i EB e e 8 x g
39. e ENTER TAB 23430 or SHIFT TAB to System Date Fri 09 04 2009 select a field Primary IDE Master Not Detected Use or to Primary IDE Slave Not Detected configure system SATA1 Not Detected Time SATA2 Not Detected SATA3 Not Detected SATA4 Not Detected SATA5 Not Detected SATA6 Not Detected SATA Configuration E Select Item System Information CIE General Help Save and Exit Exit v02 61 C Copyright 1985 2009 American Megatrends Inc 2 3 1 System Time xx xx xx Allows you to set the system time 2 3 2 System Date Day xx xx xxxx Allows you to set the system date 2 3 8 Primary IDE Master Slave SATA 1 2 3 4 5 6 While entering Setup the BIOS automatically detects the presence of IDE SATA devices There is a separate submenu for each IDE SATA device Select a device item then press Enter to display the IDE SATA device information The BIOS automatically detects the values opposite the dimmed items Device Vendor Size LBA Mode Block Mode PIO Mode Async DMA Ultra DMA and SMART monitoring These values are not user configurable These items show Not Detected if no IDE SATA device is installed in the system Type Auto Selects the type of IDE SATA drive Setting this item to Auto allows automatic selection of the appropriate IDE SATA device type Select CDROM if you are specifically configuring CD ROM drive Select ARMD ATAPI Remov
40. e BIOS file TM ASUS EZ Flash 2 od ASUS EZ Flash 2 allows you to update the BIOS from a USB flash disk EC before entering the OS PN ASUS Q Fan ASUS technology intelligently adjusts the CPU fan speed according to system loading to ensure a quiet cool and efficient operation ASUS M4A78LT M LE 1 3 E5032_M4A78LT M LE indb 3 e 9 25 09 2 31 20 PM ex GREEN ASUS RoHS 9 Compliant E5032 M4AT78LT M LE indb 4 ASUS Anti Surge Protection This special design prevents expensive devices and the motherboard from damage caused by power surges from switching power supply PSU ASUS EPU ASUS EPU is a unique power saving technology that detects the current System loadings and adjusts the power consumption in real time ASUS AI NET2 ASUS AI remotely detects the cable connection immediately after you turn on the system and any faulty cable connections are reported back up to 100 meters at 1 meter accuracy C P R CPU Parameter Recall The BIOS feature automatically restores the CPU default settings when the system hangs due to overclocking failure C P R eliminates the need to open the system chassis and clear the RTC data Simply shut down and reboot the system and the BIOS automatically restores the CPU parameters to their default settings Green ASUS This motherboard and its packaging comply with the European Union s Restriction on the use of Hazardous Substan
41. es Per Core 2 4 3 Chipset NorthBridge Configuration Memory Configuration Bank Interleaving Auto Allows you to enable the bank memory interleaving Configuration options Disabled Auto Channel Interleaving XOR of Adaress bit Allows you to enable the channel memory interleaving Configuration options Disabled Address bits 6 Address bits 12 of Address bits 20 16 6 of Address bits 20 16 91 Enable Clock to All DIMMs Disabled Enables unused Clocks to DIMMs even though memory slots are not populated Configuration options Disabled Enabled Chapter 2 BIOS information E5032 M4AT78LT M LE indb 12 e 9 25 09 2 32 26 PM E5032 M4AT78LT M LE indb 13 9 25 09 2 32 27 Tristate C3 ATLVID Disabled Allows you to enable or disable MemClk Tri Stating during and Alt VID Configuration options Disabled Enabled 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 ECC Configuration ECC Mode Disabled Allows you to set the ECC mode Configuration options Disabled Basic Good Super Max
42. g Press F5 when ASUS logo appears Press F8 after POST 2 6 2 Boot Settings Configuration Quick Boot Enabled Enabling this item allows the BIOS to skip some power on self tests POST while booting to decrease the time needed to boot the system When this item is set to Disabled BIOS performs all the POST items Configuration options Disabled Enabled Full Screen Logo Enabled Enables or disables the full screen logo display feature Configuration options Disabled Enabled Set this item to Enabled to use the ASUS MyLogo2 feature Chapter 2 BIOS information E5032_M4A78LT M LE indb 18 e 9 25 09 2 32 32 PM AddOn Display Mode Force BIOS Sets the display mode for option ROM Configuration options Force BIOS Keep Current Bootup Num Lock On Selects the power on state for the NumLock Configuration options Off On Wait for F1 If Error Enabled When this item is set to Enabled the system waits for the F1 key to be pressed when error occurs Configuration options Disabled Enabled Hit DEL Message Display Enabled When this item is set to Enabled the system displays the message Press DEL to run Setup during POST Configuration options Disabled Enabled 2 6 3 Security The Security menu items allow you to change the system security settings Select an item then press Enter to display the configuration options Change Supervis
43. ge devices Select an item then press Enter to display the submenu OnChip SATA Channel Enabled Enables or disables the onboard channel SATA port Configuration options Disabled Enabled SATA Port1 Port4 IDE Configures SATA 1 2 8 4 Configuration options IDE RAID AHCI SATA Port5 Port6 IDE Configures SATA 5 6 Configuration options IDE RAID AHCI When SATA 1 2 3 4 are configured as IDE SATA 5 6 can only be configured as IDE When SATA 1 2 3 4 5 6 are configured as AHCI only SATA 1 2 3 4 can be detected under OS Ensure to install the AHCI driver so that you can use SATA 1 2 3 4 5 6 in AHCI mode under OS When SATA 1 2 3 4 are configured as AHCI and SATA 5 6 are configured as IDE you can access the devices on SATA 5 6 before entering OS 2 8 Chapter 2 BIOS information E5032 M4AT78LT M LE indb 8 9 25 09 2 32 21 PS o 2 3 5 System Information This menu gives you an overview of the general system specifications The BIOS automatically detects the items in this menu BIOS Information Displays the auto detected BIOS information Processor Displays the auto detected CPU specification System Memory Displays the auto detected system memory 2 4 Advanced menu The Advanced menu items allow you to change the settings for the CPU and other system devices AN Take caution when changing the settings of the Advanced menu items Incorrect
44. hard drives 1 2 Chapter 1 Product introduction E5032_M4A78LT M LE indb 2 e 9 25 09 2 31 17 PM 1 3 2 Innovative ASUS features ASUS Express Gate 0 to Inernet in Seconds ASUS Express Gate is an ASUS exclusive OS that provides you with quick access to the Internet and key applications before entering the Windows OS 2 ASUS Express Gate supports installation on SATA HDDs USB HDDs flash ZL drives with at least 1 2GB free disk space When installing it on USB HDDs or flash drives connect the drives to the motherboard USB port before turning on the computer The actual boot time depends on the system configuration ASUS Express Gate supports file uploading from SATA HDDs ODDs and USB drives It supports file downloading to USB drives only ASUS Express Gate complies with the OpenGL standard Refer to http support asus com for Express Gate source codes ASUS Turbo Key ASUS Turbo Key allows you to turn the PC power button into an overclocking button After the easy setup Turbo Key boosts performances without interrupting ongoing work or games simply through pressing the button ASUS MyLogo2 Turn your favorite photos into 256 color boot logos to personalize your system gt ASUS CrashFree BIOS 3 Se ASUS CrashFree BIOS 3 is an auto recovery tool that allows you to restore a corrupted BIOS file using the bundled support DVD or a USB flash disk that contains th
45. he following item only appears when you set PCIE Overclocking to Manual PCIE Clock 100 Sets the PCIE Clock Configuration options 100 150 Processor Frequency Multiplier Auto Sets the processor frequency multiplier Configuration options Auto x4 0 800MHz x4 5 900MHz x5 0 1000MHz x5 5 1100MHz x6 0 1200MHz x6 5 1300MHz x7 0 1400MHz x7 5 1500MHz 8 0 1600MHz x8 5 1700MHz x9 0 1800MHz x9 5 1900MHz x10 0 2000MHz x10 5 2100MHz x11 0 2200MHz x11 5 2300MHz x12 0 2400MHz x12 5 2500MHz x13 0 2600MHz x13 5 2700MHz 14 0 2800MHz x14 5 2900MHz x15 0 3000MHz CPU NB Frequency Auto Sets the CPU Northbridge frequency Configuration options Auto 4 00x 5 00x 6 00x 7 00x 8 00x 9 00x 10 00x CPU Over Voltage Auto Sets the CPU over voltage The valid value ranges vary depending on your CPU model Use lt gt lt gt keys to adjust the ratio Configuration options Auto Chapter 2 BIOS information VDDNB Over Voltage Auto Sets the VDDNB over voltage The valid value ranges vary depending on your CPU model Use lt gt lt gt keys to adjust the ratio Configuration options Auto LoadLine Calibration Auto Sets the LoadLine Configuration options Auto 100 Min 0 If the system becomes unstable after changing the setting set it back to Auto for safe mode HT Link Frequency Auto Sets the HyperTransport link s
46. his option a confirmation window appears Select OK to save changes and exit Exit amp Discard Changes I Select this option only if you do not want to save the changes that you made to the Setup program If you made changes to fields other than System Date System Time and Password the BIOS asks for a confirmation before exiting Discard Changes This option allows you to discard the selections you made and restore the previously saved values After selecting this option a confirmation appears Select OK to discard any changes and load the previously saved values Load Setup Defaults This option allows you to load the default values for each of the parameters on the Setup menus When you select this option or if you press F5 a confirmation window appears Select OK to load default values Select Exit amp Save Changes or make other changes before saving the values to the non volatile RAM 2 22 Chapter 2 BIOS information E5032 M4AT8LT M LE indb 22 e 9 25 09 2 32 37 PM
47. ips The DIMM might get damaged when it flips out with extra force 2 Remove the DIMM from the socket 1 16 Chapter 1 Product introduction E5032 M4AT8LT M LE indb 16 e 9 25 09 2 31 48 PM E5032 M4AT78LT M LE indb 17 e 9 25 09 2 31 48 1 8 Expansion slots In the future you may need to install expansion cards The following sub sections describe the slots and the expansion cards that they support j 4 Unplug the power cord before adding or removing expansion cards Failure to do so may 3 cause you physical injury and damage motherboard components 1 8 1 Installing an expansion card To install an expansion card 1 Before installing the expansion card read the documentation that came with it and make the necessary hardware settings for the card 2 Remove the system unit cover if your motherboard is already installed in a chassis 3 Remove the bracket opposite the slot that you intend to use Keep the screw for later use 4 Align the card connector with the slot and press firmly until the card is completely seated on the slot 5 Secure the card to the chassis with the screw you removed earlier 6 Replace the system cover 1 8 2 Configuring an expansion card After installing the expansion card configure it by adjusting the software settings 1 Turnon the system and change the necessary BIOS settings if any See Chapter 2 for information on BIOS setup 2 Assign an IRQ to the card
48. it check the items in your package with the list below 1 2 Package contents Check your motherboard package for the following items Motherboard ASUS M4A78LT M LE motherboard Cables 2 x Serial ATA cables 1 x Ultra DMA 133 100 cable Accessories 1 x I O shield O Application DVD ASUS motherboard Support DVD e Documentation User Manual If of the above items is damaged or missing contact your retailer 1 3 Special features 1 3 1 Product highlights AMD Phenom II Athlon I Sempron 100 series CPU support This motherboard supports AMD Socket multi core processors with unique L3 cache and delivers better overclocking capabilities with less power consumption It features dual channel DDR3 memory support and accelerates data transfer rate up to 5200MT s via HyperTransport 3 0 based system bus This motherboard also supports AMD CPUs in the new 45nm manufacturing process ASUS M4A78LT M LE 1 1 E5032 M4AT78LT M LE indb 1 e 9 25 09 2 31 12 PM HyperTransport 3 0 support HyperTransport 3 0 technology provides 2 6 times more bandwidth than HT1 0 that radically improves system efficiency for a smoother and faster computing environment AMD Cool n Quiet Technology This motherboard supports the AMD Cool n Quiet technology which monitors system operation and automatically adjusts CPU voltage and frequency for a cool and quiet operating environment
49. itch V Drive Info Up Down Home End Move B Backup ESC Exit A This function supports USB flash disks with 32 16 format and single partition only DO NOT shut down or reset the system while updating the BIOS to prevent system boot failure 2 2 Chapter 2 BIOS information E5032 M4AT78LT M LE indb 2 e 9 25 09 2 32 12 PM 2 1 3 ASUS CrashFree BIOS utility The ASUS CrashFree BIOS is an auto recovery tool that allows you to restore the BIOS file when it fails or gets corrupted during the updating process You can restore a corrupted BIOS file using the motherboard support DVD or a removable device that contains the updated BIOS file Before using this utility rename the BIOS file the removable device into MA78TMLE ROM The BIOS file in the support DVD may not be the latest version Download the latest BIOS file from the ASUS website at www asus com The removable devices that ASUS CrashFree BIOS supports vary with motherboard models For motherboards without a floppy connector prepare a USB flash disk before using this utility Recovering the BIOS To recover the BIOS 1 Turn on the system 2 Insert the support DVD to the optical drive or the removable device that contains the BIOS file to the USB port or to the floppy disk drive if supported 3 The utility automatically checks the devices for the BIOS file When the BIOS file is found the utility reads it and starts flashing
50. ited allows changes only to selected fields such as Date and Time Full Access allows viewing and changing all the fields in the Setup utility Change User Password Select this item to set or change the user password The User Password item on top of the screen shows the default Not Installed After you set a password this item shows Installed To set a User Password 1 Selectthe Change User Password item and press Enter 2 Onthe password box key in a password containing up to six letters or numbers or both then press Enter 3 Confirm the password when prompted e The message Password Installed appears after you set your password successfully e To change the user password follow the same steps as in setting a user password Clear User Password Select this item to clear the user password Password Check Setup When set to Setup BIOS checks for user password when accessing the Setup utility When set to Always BIOS checks for user password both when accessing Setup and booting the system Configuration options Setup Always 2 20 Chapter 2 BIOS information E5032 M4AT8LT M LE indb 20 e 9 25 09 2 32 33 2 7 Tools menu The Tools menu items allow you to configure options for special functions Select an item then press Enter to display the sub menu Main Advanced Power Press ENTER to run the utility to select and update BIOS This utility supports 1 FAT 12 16 32 r w 2 N
51. item You cannot select an item that is not user configurable A configurable field is enclosed in brackets and is highlighted when selected To change the value of a field select it then press Enter to display a list of options Refer to 2 2 7 Pop up window 2 2 7 Pop up window Main Advanced meatal Select a menu item then press RE Een Ej to select ACPI APIC support a field Enter to display a Pop up E contiguration window with the configuration SEX options for that item Select Screen ui 2 2 8 Scroll bar nne Exit A scroll bar appears on the right 02 58 C Copyright 1585 2005 side of menu screen when there Pop up window are items that do not fit on the screen Press the Up Down arrow keys or Page Up Page Down keys to display the other items on the screen 2 2 9 General help At the top right corner of the menu screen is a brief description of the selected item Scroll bar Chapter 2 BIOS information E5032 M4AT78LT M LE indb 6 9 25 09 2 32 19 2 3 Main menu When you enter the BIOS Setup program the Main menu screen appears giving you an overview of the basic system information Refer to section 2 2 1 BIOS menu screen for information on the menu screen items and how to navigate through them BIOS SETUP UTILITY Advanced Power Boot 1 Main Settings Us
52. l fa LICI 2 2121 m _ 2 USB34 5 2 cc amp gu ays E LAN USB12 al 7 i SER E 5 com curte 7 AMD AUDIO 7801 e Asus PCIEX16 M4A78LT M LE AMD Vo PCH SB710 ries USBPWS5 10 USB78 USBO10 5856 E E 9 il 1 5 4 Layout contents Connectors Jumpers Slots Connectors Jumpers Slots Keyboard power 3 pin KBPWR Onboard LED USB device wake up 3 pin USBPW1 4 Speaker connector 4 pin SPEAKER USBPW5 10 Serial port connectors 10 1 pin COM1 Serial ATA connectors 7 pin SATA1 6 ATX power connectors 24 pin EATXPWR 4 pin USB connectors 10 1 pin USB56 USB78 ATX12V USB910 CPU and chassis fan connectors 4 pin System panel connector 10 1 pin F PANEL CPU FAN and 3 pin CHA FAN Clear RTC RAM CLRTC LPT connector 26 1 pin LPT AMD CPU socket Front panel audio connector 10 1 pin AAFP DDR3 DIMM sockets Digital audio connector 4 1 SPDIF OUT IDE connector 40 1 pin PRI_IDE ASUS M4A78LT M LE E5032 M4A78LT M LE indb 7 e 1 7 9 25 09 2 31 26 1 6 Central Processing Unit CPU This motherboard supports AMD Phenom II Athlon 11 Sempron 100 series processors The AM3 socket has a different pinout from the 940 pi
53. mory configurations You may install 512MB 1GB 2GB and unbuffered ECC and non ECC DDR3 DIMMs into the DIMM sockets NA You may install varying memory sizes in Channel A and Channel B The system maps the total size of the lower sized channel for the dual channel configuration Any excess memory from the higher sized channel is then mapped for single channel operation Always install DIMMs with the same CAS latency For optimum compatibility we recommend that you obtain memory modules from the same vendor Due to the memory address limitation on 32 bit Windows OS when you install 4GB or more memory on the motherboard the actual usable memory for the OS can be about 3GB or less For effective use of memory we recommend that you do any of the following Install a maximum of 3GB system memory if you are using a 32 bit Windows OS Use a 64 bit Windows OS if you want to install 4GB or more memory on the motherboard This motherboard does not support DIMMs made up of 256 megabits Mb chips or less M4A78LT M LE Motherboard Qualified Vendors Lists QVL DDR3 1800 0 C MHz capability e Timing DIMM Support 55 05 Brand Chip DIMM Voltage BIOS A Bt 78 0AGCD CDZ XMP 2048MB Kit of 2 SS CM3X2G1800C8D 2048MB Heat Sink Package 1024MB Heat Sink Package Heat Sink Package DIMM Support B Timing DIMM Vendor DS Brand Chip NO Bios Voltage AD31600X002GMU 4096
54. n socket designed for the AMD Opteron processor Use a CPU that is designed for the socket 1 6 1 Installing the CPU To install a CPU 18 Locate the CPU socket the motherboard rg M4A78LT M LE CPU socket AM3 2 Press the lever sideways to unlock the Socket lever socket then lift it up to a 90 100 angle Ensure that the socket lever is lifted up to a 90 100 angle otherwise the CPU will not fit in completely 3 Position the CPU above the socket such that the CPU corner with the gold triangle matches the socket corner with a small triangle 4 Carefully insert the CPU into the socket until it fits in place The CPU fits only in one correct orientation DO NOT force the CPU into the socket to prevent bending the pins and damaging the CPU Small triangle Gold triangle Chapter 1 Product introduction E5032 M4AT78LT M LE indb 8 e 9 25 09 2 31 33 PM 5 When the CPU is in place push down the socket lever to secure the CPU The lever clicks on the side tab to indicate that it is locked 6 Install a CPU heatsink and fan following the instructions that comes with the heatsink package You can also refer to section 1 6 2 Installing heatsink and fan for instructions prm CPU FAN E GND
55. nd hardware options vary Refer to your OS documentation for detailed information Ensure that you install Windows XP Service Pack 3 or later versions Windows Vista Service Pack 1 or later versions before installing the drivers for better compatibility and system stability 1 11 2 Support DVD information The Support DVD that comes with the motherboard package contains the drivers software applications and utilities that you can install to avail all motherboard features The contents of the Support DVD are subject to change at any time without notice Visit the ASUS website at www asus com for updates To run the Support DVD Place the Support DVD into the optical drive The DVD automatically displays the Drivers menu if Autorun is enabled on your computer f The following screen is for reference only ASUS InstAll Mo E Click an icon to display Support DVD AMD Chipset D motherboard information VIA Audio Driver AMD Graphics Driver Atheros AR8131 PCI E Ethernet Controller ASUS EPU 4 Engine Norton Internet Security 2009 Click an item to install If Autorun is NOT enabled on your computer browse the contents of the Support DVD to locate the file ASSETUP EXE from the BIN folder Double click the ASSETUP EXE to run the DVD ASUS M4A78LT M LE 1 29 E5032_M4A78LT M LE indb 29 e 9 25 09 2 32 07 PM
56. ne end of the retention bracket to the retention module base 1 10 Chapter 1 Product introduction E5032 M4AT8LT M LE indb 10 e 9 25 09 2 31 38 PM 3 Align the other end of the retention bracket to the retention module base clicking sound denotes that the retention bracket is in place A Ensure that the fan and heatsink assembly perfectly fits the retention mechanism module base otherwise you cannot snap the retention bracket in place 4 Push down the retention bracket lock on the retention mechanism to secure the heatsink and fan to the module base 5 When the fan and heatsink assembly is in place connect the CPU fan cable to the connector on the motherboard labeled CPU FAN DO NOT forget to connect the CPU fan connector Hardware monitoring errors can occur if you fail to plug this connector 1 7 System memory 1 7 1 Overview The motherboard comes with two Double Data Rate DDR3 Dual Inline Memory Modules DIMM sockets The figure illustrates the location of the DDR3 DIMM sockets DIMM A1 DIMM B1 Channel Sockets il E Channel A A1 Channel DIMM B1 c la na Ce SS m mm M4A78LT M LE 240 pin DDR3 DIMM sockets ASUS M4A78LT M LE 1 11 E5032_M4A78LT M LE indb 11 e 9 25 09 2 31 39 PM MET o 1 7 2 Me
57. or Password Select this item to set or change the supervisor password The Supervisor Password item on top of the screen shows the default Not Installed After you set a password this item shows Installed I To set a Supervisor Password 1 Select the Change Supervisor Password item and press Enter 2 Onthe password box key in a password containing up to six letters or numbers or both then press Enter 3 Confirm the password when prompted The message Password Installed appears after you successfully set your password To change the supervisor password follow the same steps as in setting a supervisor password To clear the supervisor password select the Change Supervisor Password then press Enter twice The message Password uninstalled appears If you forget your BIOS password you can clear it by erasing the 5 Real Time Clock RTC RAM See section 1 9 Jumpers for information on how to erase the RTC RAM ASUS M4A78LT M LE 2 19 E5032_M4A78LT M LE indb 19 e 9 25 09 2 32 33 PM After you have set a supervisor password the other items appear to allow you to change other security settings User Access Level Full Access This item allows you to select the access restriction to the Setup items Configuration options No Access View Only Limited Full Access No Access prevents user access to the Setup utility View Only allows access but does not allow change to any field Lim
58. p of the screen has the following main items e Main For changing the basic system configuration Advanced For changing the advanced system settings Power For changing the advanced power management APM configuration Boot For changing the system boot configuration Tools For configuring options for special functions Exit For selecting the exit options and loading default settings To select an item on the menu bar press the right or left arrow key on the keyboard until the desired item is highlighted 2 2 3 Navigation keys At the bottom right corner of a menu screen are the navigation keys for that particular menu Use the navigation keys to select items in the menu and change the settings L4 Some of the navigation keys differ from one screen to another ASUS M4A78LT M LE 5032 4 781 LE indb 5 2 5 9 25 09 2 32 17 2 2 4 Menu items The highlighted item on the menu bar displays the specific items for that menu For example selecting Main shows the Main menu items The other items Advanced Power Boot Tools and Exit on the menu bar have their respective menu items 2 2 5 Submenu items A solid triangle before each item on a menu screen means that the item has a submenu To display the submenu select the item and press Enters 2 2 6 Configuration fields These fields show the values for the menu items If an item is user configurable you can change the value of the field opposite the
59. peed Configuration options Auto 200MHz 400MHz 600MHz B00MHZ 1000MHz 1200MHz 1400MHz 1600MHz 1800MHz 2000MHz HT Link Width Auto Sets the HyperTransport link width Configuration options Auto 8 Bit 16 Bit HT Over Voltage Auto Sets the HT over voltage The values range from 1 20000V to 1 38000V with a 0 01500V increment Use the lt gt lt gt keys to adjust the value Configuration options Auto 1 38000V Min 1 20000V Memory Clock Mode Auto Sets the memory clock mode Configuration options Auto Manual The following item only appears when set Memory Clock Mode Manual Value A00MHz Selects the DRAM frequency programming method Configuration options A00MHz 533 2 667MHz 800 2 DRAM Timing Mode Auto Sets the DRAM timing mode Configuration options Auto DCT 0 DCT 1 Both Memory Over Voltage Auto Sets the memory over voltage The values range from 1 5000V to 2 3100V with a 0 0150V increment Use the lt gt lt gt keys to adjust the value Configuration options Auto Max 2 3100V Min 1 5000V Chipset Over Voltage Auto Sets the chipset over voltage The values range from 1 10000V to 1 61000V with a 0 01500V increment Use the lt gt lt gt keys to adjust the value Configuration options Auto Max 1 61000V Min 1 10000V ASUS M4A78LT M LE 2 11 E5032 M4AT78LT M LE indb
60. r technical problems with the product contact a qualified service technician or your retailer vii E5032_M4A78LT M LE indb 7 9 25 09 2 31 08 viii About this guide This user guide contains the information you need when installing and configuring the motherboard How this guide is organized This guide contains the following parts Chapter 1 Product introduction This chapter describes the features of the motherboard and the new technology it supports Chapter 2 BIOS information This chapter tells how to change system settings through the BIOS Setup menus Detailed descriptions of the BIOS parameters are also provided Conventions used in this guide To ensure that you perform certain tasks properly take note of the following symbols used throughout this manual 4 DANGER WARNING Information to prevent injury to yourself when trying to 4 N complete a task 4 X CAUTION Information to prevent damage to the components when trying to LEN complete a task A IMPORTANT Instructions that you MUST follow to complete a task ff NOTE Tips and additional information to help you complete a task Where to find more information Refer to the following sources for additional information and for product and software updates 1 ASUS websites The ASUS website provides updated information on ASUS hardware and software products Refer to the ASUS contact information 2 Optional documentation Your product p
61. rence to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna ncrease the separation between the equipment and receiver Connect the equipment to an outlet on a circuit different from that to which the receiver is connected Consult the dealer or an experienced radio TV technician for help The use of shielded cables for connection of the monitor to the graphics card is required t to assure compliance with FCC regulations Changes or modifications to this unit not expressly approved by the party responsible for compliance could void the user s authority to operate this equipment Canadian Department of Communications Statement This digital apparatus does not exceed the Class B limits for radio noise emissions from digital apparatus set out in the Radio Interference Regulations of the Canadian Department of Communications This class B digital apparatus complies with Canadian ICES 003 REACH Complying with the REACH Registration Evaluation Authorisation and Restriction of Chemicals regulatory framework we published the chemical substances in our products at ASUS REACH
62. rmal EPP ECP EPP ECP Parallel Port IRQ IRQ7 Configuration options IRQ5 IRQ7 HDAudio Controller Enabled Enables or disables the high definition audio controller Configuration options Enabled Disabled Front Panel Select HD Audio Configuration options HD Audio AC97 OnBoard LAN Controller Enabled Configuration options Enabled Disabled OnBoard LAN Boot ROM Disabled Configuration options Disabled Enabled 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 ce can cause the system to malfunction 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 14 Chapter 2 BIOS information E5032_M4A78LT M LE indb 14 9 25 09 2 32 28 2 4 6 USB Configuration The items in this menu allows you to change the USB related features Select an item then press Enter to display the configuration options The Module Version and USB Devices
63. roduction 9 25 09 2 32 01 PM 8 Digital audio connector 4 1 pin SPDIF OUT This connector is for an additional Sony Philips Digital Interface S PDIF port SPDIF OUT U LJ eno i SPDIFOUT B n 5V E C y E m 3 M4A78LT M LE Digital audio connector Ensure that the audio device of Sound playback is VIA High Definition Audio the name may be different based on the OS Go to Start Control Panel Sounds and Audio Devices Sound Playback to configure the setting S PDIF module is purchased separately 9 Speaker connector 4 pin SPEAKER This 4 pin connector is for the chassis mounted system warning speaker The speaker allows you to hear system beeps and warnings PIN 1 g a n 6 5 x uz gt ED 8 M4AT8LT M LE Speaker Out Connector ASUS M4A78LT M LE 1 27 E5032_M4A78LT M LE indb 27 e 9 25 09 2 32 03 PM 10 CPU and chassis fan connectors 4 CPU FAN 3 CHA The fan connectors support cooling fans of 350mA 740mA 8 88W max or a total of 1A 2 22A 26 64W max at 12V Connect the fan cables to the fan
64. s backward compatible with Serial ATA 1 5Gb s specification The data transfer rate of the Serial ATA 3Gb s is faster than the standard parallel ATA with 133MB s Ultra 3 If you install Serial ATA hard disk drives you can create RAID 0 RAID 1 or RAID 0 1 set through the onboard SB710 chipset GND RSATA RXN5 RSATA RXP5 GND RSATA TXN5 RSATA TXP5 GND GND RSATA RXN3 RSATA RXP3 GND RSATA TXN3 RSATA TXP3 GND GND RSATA RXN1 RSATA RXP1 GND RSATA TXN1 RSATA TXP1 GND GND RSATA RXN6 RSATA RXP6 GND RSATA 6 RSATA TXP6 GND GND RSATA RSATA RXP4 GND RSATA 4 RSATA 4 GND GND RSATA RXN2 RSATA RXP2 GND RSATA TXN2 RSATA TXP2 GND ss E M4A78LT M LE SATA connectors N Install the Windows XP Service Pack 1 or later versions before using Serial ATA If you intend to create a SATA RAID set set the type of the SATA connectors to RAID in the BIOS See 2 3 4 SATA Configuration for details The motherboard does not provide a floppy disk drive connector You could use a USB floppy disk drive when installing Windows XP operating system on a hard disk drive that includes a RAID AHCI set Due to Windows XP limitation Windows XP not recognize the USB floppy disk drive For more details on RAID AHCI refer to the RA
65. t by yourself Contact a qualified service technician or your retailer The optical S PDIF is an optional component may or may not be included in your motherboard and is defined as a CLASS 1 LASER PRODUCT JA A INVISIBLE LASER RADIATION AVOID EXPOSURE TO BEAM Never dispose of the battery in fire It could explode and release harmful substances into the environment e Never dispose of the battery with your regular household waste Take it to a hazardous e material collection point Never replace the battery with an incorrect battery type 4 RISK EXPLOSION IF BATTERY IS REPLACED BY AN INCORRECT TYPE i DISPOSE OF USED BATTERIES ACCORDING TO THE ABOVE BATTERY RELATED INSTRUCTIONS Operation safety Before installing the motherboard and adding devices on it carefully read all the manuals that came with the package Before using the product ensure that all cables are correctly connected and the power cables are not damaged If you detect any damage contact your dealer immediately avoid short circuits keep paper clips screws and staples away from connectors Slots sockets and circuitry Avoid dust humidity and temperature extremes Do not place the product in any area where it may become wet This motherboard should only be used in environments with ambient temperatures between Ce 5 C 41 F and 40 C 104 F Place the product on a stable surface If you encounte
66. t to Always On the system goes on after an AC power loss Configuration options Always Off Always On Last State Power on From 55 By PME Disabled Enables or disables PME wake from sleep states Configuration options Disabled Enabled Power on From 55 By Ring Disabled Enables or disables ring to generate a wake event Configuration options Disabled Enabled Chapter 2 BIOS information E5032_M4A78LT M LE indb 16 9 25 09 2 32 30 Power PS 2 Keyboard Disabled Enables or disables PS 2 Keyboard to generate a wake event Configuration options Disabled Space Bar Power Key Ctrl Esc Power on From S5 By RTC Alarm Disabled Enables or disables RTC to generate a wake event Configuration options Disabled Enabled 2 5 5 HW Monitor Configuration CPU Temperature xxx C xxx F or Ignored MB Temperature xxx C xxx F or Ignored The onboard hardware monitor automatically detects and displays the motherboard and CPU temperatures Select Ignored if you do not wish to display the detected temperatures CPU Chassis Fan Speed N A xxxxRPM or Ignored The onboard hardware monitor automatically detects and displays the CPU Chassis fan speeds in rotations per minute RPM If the fan is not connected to the motherboard the field shows N A Select gnored if you do not want the detected speed to be displayed VCORE Voltage 3 3V Voltage 5V Voltage 12V Voltage xx xxxV or
67. the corrupted BIOS file Turn off the system after the utility completes the updating process and turn it on again DO NOT shut down or reset the system while updating the BIOS Doing so can cause System boot failure Ensure to load the BIOS default settings to ensure system compatibility and stability Select the Load Setup Defaults item under the Exit menu Refer to section 2 8 Exit menu for details ASUS M4A78LT M LE 2 3 E5032 M4AT78LT M LE indb 3 9 25 09 2 32 14 PM 2 2 BIOS setup program Use the BIOS Setup program to update the BIOS or configure its parameters The BIOS screens include navigation keys and brief online help to guide you in using the BIOS Setup program Entering BIOS Setup at startup To enter BIOS Setup at startup Press Delete during the Power On Self Test POST If you do not press Delete POST continues with its routines Entering BIOS Setup after POST To enter BIOS Setup after POST Press lt Cirl gt lt Alt gt lt Delete gt simultaneously Pressthe reset button on the system chassis Press the power button to turn the system off then back on Do this option only if you failed to enter BIOS Setup using the first two options Using the power button reset button or the lt Ctrl gt lt Alt gt lt Del gt keys to force l e reset from a running operating system can cause damage to your data or system We recommend that you always shut down the system
68. traffic or click Auto Select then click Next From the FTP site select the BIOS version that you want to download then click Next 4 The ASUS Update utility is capable of updating itself through the Internet Always update 2 the utility to avail all its features ASUS M4A78LT M LE 2 1 E5032_M4A78LT M LE indb 1 9 25 09 2 32 10 MEG 8 Updating from a BIOS file a Select Update BIOS from a file then click Next b Locate the BIOS file from the Open window then click Open 3 Follow the onscreen instructions to complete the updating process 2 1 2 ASUS EZ Flash 2 utility The ASUS EZ Flash 2 feature allows you to update the BIOS without using an OS based utility Before you start using this utility download the latest BIOS file from the ASUS website at WWW aSus com To update the BIOS using EZ Flash 2 1 Insert the USB flash disk that contains the latest BIOS file to the USB port then launch EZ Flash 2 in either of these two ways Press Alt F2 during POST Enter the BIOS setup program Go to the Tools menu to select EZ Flash 2 and press Enter to enable it 2 Press to switch between drives until the correct BIOS file is found then press Enter EZ Flash 2 performs the BIOS updating process and automatically reboots the system when done ASUSTek EZ Flash 2 BIOS ROM Utility V3 36 FLASH TYPE Enter Select or Load Tab Sw
69. ts to the tape CD DVD player or other audio sources Line Out port lime This port connects to a headphone or a speaker In 4 channel and 6 channel configurations the function of this port becomes Front Speaker Out Microphone port pink This port connects to a microphone Refer to the audio configuration table below for the function of the audio ports in the 2 4 or 6 channel configuration Audio 2 4 6 channel configuration Port Headset 2 channel 4 channel 6 channel Light Blue Rear Speaker Out Rear Speaker Out Lime Line Out Front Speaker Out Front Speaker Out Pink Mic In Mic In Bass Center Chapter 1 Product introduction E5032 M4A78LT M LE indb 21 e 10 USB 2 0 ports 1 and 2 These two 4 pin Universal Serial Bus USB ports connect to USB 2 0 devices USB 2 0 ports 3 and 4 These two 4 pin Universal Serial Bus USB ports connect to USB 2 0 devices Video Graphics Adapter VGA port This 15 pin port is for a VGA monitor or other VGA compatible devices DVI D Out port This port is for any DVI D compatible device and is HDCP compliant allowing playback of HD DVD Blu Ray and other protected content PS 2 Keyboard port purple This port is for a PS 2 keyboard 1 10 2 Internal connectors 1 Front panel audio connector 10 1 This connector is for a chassis mounted front panel audio I O module that supports either High Definition Audio or AC 97 audio standard
70. um of system memory if you are using a Windows 32 bit operating system Graphics Integrated Radeon HD 3000 GPU Supports max shared memory of 1GB Supports compliant with HDCP with max resolution 2560x 1600 260 2 Supports RGB with max resolution of 2048 x 1536 75Hz Supports Hybrid CrossFireX for Windows Vista or later version Refer to www amd com for the discrete GPUs that support Hybrid CrossFireX Expansion slots 1 x PCle 2 0 x16 slot 1x PCle x1 slot 2 x PCI slots Storage RAID 1x Ultra DMA 133 100 connector 6 x Serial ATA 3Gb s connectors support RAID 0 RAID 1 RAID 0 1 and JBOD configurations PCle Gigabit LAN VIA VT1708S supports 8 channel High Definition Audio Supports Anti pop function and Multi streaming technologies Supports S PDIF_OUT interface Update the audio driver to the latest version Use the chassis with HD audio module in the front panel to support 8 channel audio output Supports up to 10 USB 2 0 1 1 ports 6 ports at mid board 4 ports at the back panel continued on the next page E5032_M4A78LT M LE indb 9 e 9 25 09 2 31 09 PM MEET M4A78LT M LE specifications summary Back panel I O ports 1 x PS 2 Keyboard port 1 x PS 2 Mouse port 1x LAN RJ 45 port 1 x port 1 x DVI D port 4 x USB 2 0 1 1 ports 3 x Audio jacks 3x USB 2 0 1 1 connectors support additional 6

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