Asus M4A78LT LE User Manual Download Page 12

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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.

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.

Dual-Channel DDR3 2000(O.C.) support

This motherboard supports DDR3 memory that features data transfer

rates of 2000 (O.C.) /1866 (O.C.) / 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.

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 ATA 3Gb/s technology and RAID support

This motherboard supports hard drives based on the Serial ATA (SATA)

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 10 configurations for Serial ATA hard drives.

8-channel high definition audio

Enjoy high-end sound quality on your PC! The onboard 8-channel High

Definition Audio CODEC enables high-quality 192KHz/24-bit audio

output, jack-sensing feature, and multi-streaming technology that

simultaneously sends different audio streams to different destinations.

You can now talk to your partners on the headphone while playing multi-

channel network games.

100% All High-quality Conductive Polymer Capacitors

(M4A78LT only)

This motherboard uses all high-quality conductive polymer capacitors for

durability, improved lifespan, and enhanced thermal capacity.

Chapter 1: Product introduction

1-2

Summary of Contents for M4A78LT LE

Page 1: ...Motherboard M4A78LT M4A78LT LE ...

Page 2: ...planation and to the owners benefit without intent to infringe Offer to Provide Source Code of Certain Software This product may contain copyrighted software that is licensed under the General Public License GPL and under the Lesser General Public License Version LGPL The GPL and LGPL licensed code in this product is distributed without any warranty Copies of these licenses are included in this pr...

Page 3: ... 3 Motherboard layout 1 7 1 5 4 Layout contents 1 8 1 6 Central Processing Unit CPU 1 8 1 6 1 Installing the CPU 1 8 1 6 2 Installing the heatsink and fan 1 10 1 7 System memory 1 11 1 7 1 Overview 1 11 1 7 2 Memory configurations 1 12 1 7 3 Installing a DIMM 1 17 1 7 4 Removing a DIMM 1 17 1 8 Expansion slots 1 18 1 8 1 Installing an expansion card 1 18 1 8 2 Configuring an expansion card 1 18 1 ...

Page 4: ...nu 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 menu 2 7 2 3 1 System Time 2 7 2 3 2 System Date 2 7 2 3 3 Primary IDE Master Slave SATA 1 2 3 4 5 6 2 8 2 3 4 System Information 2 9 2 4 Advanced menu 2 9 2 4 1 JumperFree Configuration 2 9 2 4 2 CPU Configuration 2 12 2 4 3 Chipset 2 13 2 4 4 Onboard Device Configuration 2 15 ...

Page 5: ... 5 6 Anti Surge Support Enabled 2 18 2 6 Boot menu 2 19 2 6 1 Boot Device Priority 2 19 2 6 2 Boot Settings Configuration 2 19 2 6 3 Security 2 20 2 7 Tools menu 2 21 2 7 1 ASUS EZ Flash 2 2 21 2 7 2 ASUS O C Profile 2 22 2 8 Exit menu 2 23 ...

Page 6: ...nt 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 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 equip...

Page 7: ...peration 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 To avoid short circuits keep paper clips screws and staples away from connectors slots sockets and ci...

Page 8: ...uct 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 package 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 ...

Page 9: ... install a total memory of 4GB or more Windows 32 bit operating system may only recognize less than 3GB We recommend a maximum of 3GB system memory if you are using a Windows 32 bit operating system Expansion slots 1 x PCIe 2 0 x16 slot 2 x PCIe 2 0 x1 slots 3 x PCI slots Storage 1 x Ultra DMA 133 100 66 connector 6 x Serial ATA 3Gb s connectors support RAID 0 RAID 1 RAID 10 and JBOD configuration...

Page 10: ... 1 1 ports 6 x SATA connectors 1 x Front panel audio connector 1 x CPU fan connector 1 x Chassis fan connector 1 x IDE connector 1 x System panel connector 1 x S PDIF Out connector 1 x 24 pin EATX power connector 1 x 4 pin ATX 12V power connector BIOS 8 Mb Flash ROM AMI BIOS PnP DMI v2 0 WfM 2 0 ACPI v2 0a SM BIOS v2 5 Accessories 2 x Serial ATA cables 1 x I O shield 1 x User Manual Support DVD Dr...

Page 11: ...78LT Series 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 it check the items in your package with the list below AMD Phenom II Athlon II Sempron 100 series CPU support This motherboard supports AMD Socket AM3 multi core p...

Page 12: ...ion to provide efficient power management for advanced operating systems Serial ATA 3Gb s technology and RAID support This motherboard supports hard drives based on the Serial ATA SATA 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 10 configurations for Serial ATA hard drives ...

Page 13: ...or games simply through pressing the button ASUS MyLogo2 Turn your favorite photos into 256 color boot logos to personalize your system ASUS CrashFree BIOS 3 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 the BIOS file ASUS EZ Flash 2 ASUS EZ Flash 2 allows you to update the BIOS from a...

Page 14: ...restores the CPU parameters to their default settings ErP ready The motherboard is European Union s Energy related Products ErP ready and ErP requires products to meet certain energy efficiency requirements in regards to energy consumptions This is in line with ASUS vision of creating environment friendly and energy efficient products through product design and innovation to reduce carbon footprin...

Page 15: ...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...

Page 16: ...tion The edge with external ports goes to the rear part of the chassis as indicated in the image below DO NOT overtighten the screws Doing so can damage the motherboard 1 5 2 Screw holes Place six screws into the holes indicated by circles to secure the motherboard to the chassis Place this side towards the rear of the chassis Chapter 1 Product introduction 1 6 ...

Page 17: ...S SB_PWR CLRTC USBPW5 10 20 3cm 8 0in AMD RS780L AMD SB710 DDR3 DIMM_B1 64bit 240 pin module SOCKET AM3 DDR3 DIMM_B2 64bit 240 pin module DDR3 DIMM_A1 64bit 240 pin module DDR3 DIMM_A2 64bit 240 pin module SATA3G_1 SATA3G_2 SATA3G_3 SATA3G_4 SATA3G_5 SATA3G_6 AUDIO LAN1_USB12 USB34 CHA_FAN PANEL SPDIF_OUT 30 5cm 12 0in KBPWR USBPW1 4 ATX12V LPT COM1 3 5 4 4 1 2 6 10 13 12 11 1 14 2 7 8 9 ASUS M4A7...

Page 18: ...es M4A78LT Series CPU socket AM3 Connectors Jumpers Slots Page Connectors Jumpers Slots Page 1 USB device wake up 3 pin USBPW1 4 USBPW5 10 1 20 8 IDE connector 40 1 pin PRI_IDE 1 24 2 ATX power connectors 24 pin EATXPWR 4 pin ATX12V 1 23 9 Onboard LED 1 5 3 Keyboard power 3 pin KBPWR 1 20 10 System panel connector 20 8 pin PANEL 1 26 4 CPU and chassis fan connectors 4 pin CPU_FAN 3 pin CHA_FAN 1 2...

Page 19: ...this connector 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 Gold triangle Small triangle 2 Press the lever sideways ...

Page 20: ...therboard 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 bracket lock Retention Module Base Your boxed CPU heatsink and fan assembly should come with installation instructions for the CPU heat...

Page 21: ... 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 This motherboard comes with four Double Data Rate 3 DDR3 Dual Inline Memory Modules DIMM sockets A DDR3 module has the same physical dimensions as a...

Page 22: ...n 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 followings 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...

Page 23: ... G SKILL F3 12800CL9T 6GBNQ XMP 6GB 3 x 2GB DS 9 9 9 24 1 5V 1 6V GEIL GET316GB1600C9QC XMP 16GB 4 x 4GB DS 9 9 9 28 1 6V GEIL GV34GB1600C8DC XMP 2GB DS 8 8 8 28 1 6V Kingmax FLGD45F B8KG9 XMP 1GB SS Kingmax KFB8FNGXF ANX 12A Kingmax FLGE85F B8KG9 XMP 2GB DS Kingmax KFB8FNGXF ANX 12A KINGSTON KHX1600C9D3K3 12GX XMP 12GB 3x4GB DS 9 9 9 27 1 65V KINGSTON KHX1600C7D3K2 4GX XMP 4GB 2x 2GB DS 1 65V Kin...

Page 24: ... 8 8 24 XMP 1 35V GEIL GV32GB1333C9DC 2GB 2 x 1GB DS 9 9 9 24 1 5V GEIL GV34GB1333C7DC 2GB DS 7 7 7 24 1 5V GEIL GG34GB1333C9DC 4GB 2 x 2GB DS GEIL GL1L128M88BA12N 9 9 9 24 1 3V low voltage GEIL GV34GB1333C9DC 4GB 2 x 2GB DS 9 9 9 24 1 5V Hynix HMT125U6TFR8A H9 2GB DS HYNIX H5TC1G83TFRH9A 1 35V low voltage KINGMAX FLFD45F B8KL9 1GB SS KINGMAX KKB8FNWBFGNX 27A KINGMAX FLFE85F B8KL9 2GB DS KINGMAX K...

Page 25: ...uper Talent W1333UB2GS 2GB DS Samsung K4B1G0846F 9 Super Talent W1333UB4GS 4GB DS Samsung K4B2G0846C Super Talent W1333UX6GM 6GB 3x 2GB DS Micron 0BF27D9KPT 9 9 9 24 1 5V Transcend TS256MLK64V3U 2GB DS Micron 9GF27D9KPT Transcend TS256MLK64V3U 2GB DS Elpida J1108BDBG DJ F 9 Century PC3 10600 DDR3 1333 9 9 9 1GB SS Micron 8FD22D9JNM Elixir M2F2G64CB88B7N CG 2GB DS Elixir N2CB2G808N CG Elixir M2Y2G6...

Page 26: ...al CT12864BA1067 8FF 1GB SS Micron 9GF22D9KPT 7 Crucial CT12872BA1067 9FF 1GB SS Micron 9HF22D9KPT ECC 7 Crucial CT25664BA1067 16FF 2GB DS Micron 9HF22D9KPT 7 Crucial CT25672BA1067 18FF 2GB DS Micron 9GF22D9KPT ECC 7 ELPIDA EBJ10UE8EDF0 AE F 1GB SS ELPIDA J1108EDSE DJ F 1 35V low voltage ELPIDA EBJ11UD8BAFA AE E 1GB DS Elpida J5308BASE AC E ELPIDA EBJ21UE8EDF0 AE F 2GB DS ELPIDA J1108EDSE DJ F 1 3...

Page 27: ...th a notch so that it fits in only one direction DO NOT force a DIMM into a socket in the wrong direction 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 3 1 7 4 Removing a DIMM To remove a DIMM 1 Simultaneously press the retaining clips outward to unlock the DIMM 2 Remove the DIM...

Page 28: ...ved earlier 6 Replace the system cover 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 specific...

Page 29: ...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 3 Plug the power cord and turn ON the computer 4 Hold down the Del key during the boot process and enter BIOS setup to reenter data 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 ...

Page 30: ...oard 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 This feature requires an ATX power supply that can supply at least 1A on the 5VSB lead and a corresponding setting in the BIOS M4A78LT Series 2 1 2 3 5V Default 5VSB USBPW5 8 2 1 2 3 5V 5VSB Default ...

Page 31: ...ort lime This port connects to a headphone or a speaker In the 4 6 and 8 channel configurations the function of this port becomes Front Speaker Out 6 Microphone port pink This port connects to a microphone 4 5 3 6 8 7 2 9 1 10 Refer to the audio configuration table below for the function of the audio ports in 2 4 6 or 8 channel configuration Audio 2 4 6 or 8 channel configuration Port Headset 2 ch...

Page 32: ...o this connector set the Front Panel Select item in the BIOS to HD Audio See section 2 4 3 Chipset for details The front panel audio I O module is purchased separately 1 10 2 Internal connectors 1 Front panel audio connector 10 1 pin AAFP This connector is for a chassis mounted front panel audio I O module that supports either High Definition Audio or AC 97 audio standard Connect one end of the fr...

Page 33: ...f 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 p...

Page 34: ...ct or Master Black Two devices Cable Select Master Black Slave Gray 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 66 IDE devices If any device jumper is set as Cable Select ensure that all o...

Page 35: ...TA 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 may not recognize some USB floppy disk drives For more details on RAID AHCI refer to the RAID AHCI Supplementary Guide included in the ...

Page 36: ...nd blinks when the system is in sleep mode Hard disk drive activity LED 2 pin IDE_LED This 2 pin connector is for the HDD Activity LED Connect the HDD Activity LED cable to this connector The IDE LED lights up or flashes when data is read from or written to the HDD System warning speaker 4 pin SPEAKER This 4 pin connector is for the chassis mounted system warning speaker The speaker allows you to ...

Page 37: ...ectors PIN 1 USB 5V USB_P6 USB_P6 GND NC USB 5V USB_P5 USB_P5 GND USB56 PIN 1 USB 5V USB_P8 USB_P8 GND NC USB 5V USB_P7 USB_P7 GND USB78 PIN 1 USB 5V USB_P10 USB_P10 GND NC USB 5V USB_P9 USB_P9 GND USB910 7 Digital audio connector 4 1 pin SPDIF_OUT This connector is for an additional Sony Philips Digital Interface S PDIF port Ensure that the audio device of Sound playback is Realtek High Definitio...

Page 38: ...nly the 4 pin CPU fan supports the ASUS Q Fan feature DO NOT forget to 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 CHA_FAN CPU_FAN GND CPU FAN PWR CPU FAN IN CPU FAN PWM M4A78LT Series M4A78LT Series fan connectors GND 12V Rotation Chapter 1 Product in...

Page 39: ...D 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 men...

Page 40: ...Chapter 1 Product introduction 1 30 ...

Page 41: ...ment Installing ASUS Update To install ASUS Update 1 Place the support DVD into the optical drive The Drivers menu appears 2 Click the Utilities tab then click ASUS Update 3 Follow the onscreen instructions to complete the installation Quit all Windows applications before you update the BIOS using this utility Updating the BIOS To update the BIOS 1 From the Windows desktop click Start Programs ASU...

Page 42: ...he Internet Always update the utility to avail all its features 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 Press Tab to switch between drives until the ...

Page 43: ...M4A78LT LE Download the latest BIOS file from the ASUS website at www asus com 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 found the utility reads the BIOS fi...

Page 44: ...nly if you failed to enter BIOS Setup using the first two options Using the power button reset button or the Ctrl Alt Del keys to force reset from a running operating system can cause damage to your data or system We recommend that you always shut down the system properly from the operating system The default BIOS settings for this motherboard apply to most conditions to ensure optimum performance...

Page 45: ... are the navigation keys for that particular menu Use the navigation keys to select items in the menu and change the settings Menu items Select Screen Select Item Change Field Tab Select Field F1 General Help F10 Save and Exit ESC Exit v02 61 C Copyright 1985 2011 American Megatrends Inc M4A78LT BIOS Setup Main Advanced Power Boot Tools Exit Use ENTER TAB or SHIFT TAB to select a field Use or to c...

Page 46: ...isplay a list of options Refer to 2 2 7 Pop up window 2 2 7 Pop up window Select a menu item then press Enter to display a pop up window with the configuration options for that item 2 2 8 Scroll bar A scroll bar appears on the right side of a menu screen when there 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 scree...

Page 47: ...he system date Select Screen Select Item Change Field Tab Select Field F1 General Help F10 Save and Exit ESC Exit v02 61 C Copyright 1985 2011 American Megatrends Inc M4A78LT BIOS Setup Main Advanced Power Boot Tools Exit Use ENTER TAB or SHIFT TAB to select a field Use or to configure system Time System Time 16 34 30 System Date Tue 01 11 2011 Primary IDE Master Not Detected Primary IDE Slave Not...

Page 48: ...tion options Auto Disabled Enabled 32Bit Data Transfer Enabled Enables or disables 32 bit data transfer Configuration options Disabled Enabled 2 3 3 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 in...

Page 49: ...t Screen Select Item Enter Go to Sub Screen F1 General Help F10 Save and Exit ESC Exit Adjust System Frequency Voltage etc Advanced Settings The items and configuration options in this menu may vary depending on the AMD CPU type 2 3 4 System Information This menu gives you an overview of the general system specifications The BIOS automatically detects the items in this menu AMIBIOS Displays the au...

Page 50: ... your CPU model Use keys to adjust the ratio Configuration options Auto VDDNB Over Voltage Auto Sets the VDDNB over voltage The valid value ranges vary depending on your CPU model Use keys to adjust the ratio Configuration options Auto 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...

Page 51: ...nge from 1 20000V to 1 38000V with a 0 01000V increment Use the keys to adjust the value Configuration options Auto Max 1 38000V Min 1 20000V Memory Clock Mode Auto Sets the memory clock mode Configuration options Auto Manual The following item only appears when you set Memory Clock Mode to Manual Memclock Value 400MHz Selects the DRAM frequency programming method Configuration options 400MHz 533M...

Page 52: ...ing Auto Configuration options Auto 3 CLK 10 CLK DRAM REF Cycle Time Auto Configuration options Auto 90ns 110ns 160ns 300ns 350ns DRAM Refresh Rate Auto Configuration options Auto Every 7 8ms Every 3 9ms DRAM Command Rate Auto Configuration options Auto 1T 2T 2 4 2 CPU Configuration The items in this menu show the CPU related information that the BIOS automatically detects GART Error Reporting Dis...

Page 53: ...led 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 Cool n Quiet Enabled Enables or disables the AMD Cool n Quiet technology Configuration options Enabled Disabled C1E Support Disabled Enables or disables the CPU E...

Page 54: ...ary video controller on a PCI slot Hybrid Crossfire Disabled Enables or disables the Hybird Crossfire function Configuration options Enabled Disabled 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 m...

Page 55: ...HD Audio Configuration options AC97 HD Audio OnBoard LAN Controller Enabled Configuration options Disabled Enabled OnBoard LAN Boot ROM Disabled Configuration options Disabled Enabled 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...

Page 56: ...ing 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 12...

Page 57: ...ation options Disabled Enabled 2 5 4 APM Configuration Restore on AC Power Loss Power Off When this item is set to Power Off the system goes into off state after an AC power loss When this item is set to Power On the system goes on after an AC power loss When this item set to Last State the system goes into either off or on state whatever the system state was before the AC power loss Configuration...

Page 58: ...elect gnored if you do not want the detected speed to be displayed VCORE Voltage 3 3V Voltage 5V Voltage 12V Voltage xx xxxV or Ignored The onboard hardware monitor automatically detects the voltage output through the onboard voltage regulators CPU Q Fan Function Enabled Enables or disables the ASUS Q Fan feature that smartly adjusts the CPU fan speeds for more efficient system operation Configura...

Page 59: ...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 Select Scree...

Page 60: ... Installed After you set a password this item shows Installed To set a Supervisor Password 1 Select the Change Supervisor Password item and press Enter 2 On the 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 p...

Page 61: ...r 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 7 1 ASUS EZ Flash 2 Allows you to run ASUS EZ Flash 2 When you press Enter a confirmatio...

Page 62: ...Profile Allows you to run the utility to save and load CMOS Press Enter to run the utility This function can support devices such as a USB flash disk with FAT 32 16 format and single partition only DO NOT shut down or reset the system while updating the BIOS to prevent the system boot failure We recommend that you update the BIOS file only coming from the same memory CPU configuration and BIOS ver...

Page 63: ...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 Save Changes or make other changes before saving the valu...

Page 64: ...2 24 Chapter 2 BIOS information ...

Page 65: ...Fremont CA 94539 USA Telephone 1 510 739 3777 Fax 1 510 608 4555 Web site usa asus com Technical Support Telephone 1 812 282 2787 Support fax 1 812 284 0883 Online support support asus com ASUS COMPUTER GmbH Germany and Austria Address Harkort Str 21 23 D40880 Ratingen Germany Fax 49 2102 9599 11 Online contact www asus com de sales Technical Support Component Telephone 49 1805 010923 System Noteb...

Page 66: ... V1 3 1 2007 09 EN 301 357 2 V1 3 1 2006 05 EN 302 623 V1 1 1 2009 01 2006 95 EC LVD Directive EN 60950 1 2006 EN 60950 1 2006 A11 2009 EN 60065 2002 A1 2006 A11 2008 2009 125 EC ErP Directive Regulation EC No 1275 2008 EN 62301 2005 Regulation EC No 642 2009 EN 62301 2005 Regulation EC No 278 2009 EN 62301 2005 Ver 110101 CE marking Declaration Date Jan 24 2011 Year to begin affixing CE marking 2...

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