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1.5.3 

Motherboard layout

1.5.4 

Layout contents

Connectors/Jumpers/Slots/LED

Page Connectors/Jumpers/Slots/LED

Page

1.  Keyboard power (3-pin KBPWR)

1-18

10.  USB connectors (10-1 pin USB56, USB78, 

 

USB910)

1-24

2.  CPU and chassis fan connectors 

 

 

(4-pin CPU_FAN, 3-pin CHA_FAN)

1-25

11.  Onboard LED (SB_PWR) 

1-4

3.  ATX power connectors (24-pin EATXPWR, 

 

 

4-pin ATX12V) 

1-26 12.  System panel connector (10-1 pin F_PANEL) 1-23

4.  USB device wake-up (3-pin USBPW1-4,  

 

3-pin USBPW5-10) 

1-18

13.  LPT connector (26-1 pin LPT)

1-22

5.  CPU Socket AM2+

1-7

14.  Digital audio connector (4-1 pin SPDIF_OUT)

1-25

6.  DDR2 DIMM slots

1-10 15.  Front panel audio connector (10-1 pin AAFP) 1-20

7.  IDE connector (40-1 pin PRI_IDE)

1-21

16.  Optical drive audio connector (4-pin CD)

1-24

8.  SATA connectors (7-pin SATA1, SATA2,    

 

SATA3, SATA4)

1-22 17.  PCIe x 16 / PCIe x 1/ PCI slots

1-16

9.  Speaker connector (4-pin SPEAKER)

1-23

18.  Clear RTC RAM (3-pin CLRTC)

1-17

Chapter 1: Product introduction

1-6

Содержание M2A74-AM - Motherboard - Micro ATX

Страница 1: ...Motherboard M2A74 AM ...

Страница 2: ...TICULAR 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 SPECIFICAT...

Страница 3: ...3 Motherboard layout 1 6 1 5 4 Layout contents 1 6 1 6 Central Processing Unit CPU 1 7 1 6 1 Installing the CPU 1 7 1 6 2 Installing the heatsink and fan 1 9 1 7 System memory 1 10 1 7 1 Overview 1 10 1 7 2 Memory configurations 1 11 1 7 3 Installing a DIMM 1 15 1 7 4 Removing a DIMM 1 15 1 8 Expansion slots 1 16 1 8 1 Installing an expansion card 1 16 1 8 2 Configuring an expansion card 1 16 1 8 ...

Страница 4: ...s 2 5 2 2 4 Menu items 2 6 2 2 5 Submenu items 2 6 2 2 6 Configuration fields 2 6 2 2 7 Pop up window 2 6 2 2 8 Scroll bar 2 6 2 2 9 General help 2 6 2 3 Main 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 2 7 2 3 4 SATA Configuration 2 8 2 3 5 System Information 2 8 2 4 Advanced menu 2 9 2 4 1 JumperFree Configuration 2 9 2 4 2 CPU Configuration 2...

Страница 5: ...Configuration 2 15 2 5 5 HW Monitor Configuration 2 16 2 6 Boot menu 2 17 2 6 1 Boot Device Priority 2 17 2 6 2 Boot Settings Configuration 2 17 2 6 3 Security 2 18 2 7 Tools menu 2 19 2 7 1 ASUS EZ Flash 2 2 19 2 7 2 AI NET 2 2 19 2 8 Exit menu 2 20 ...

Страница 6: ...t 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 equipm...

Страница 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...

Страница 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 ...

Страница 9: ...ualified Vendors List When you install a total memory of 4GB or more Windows 32 bit operating system may only recognize less than 3GB Hence a total installed memory of less than 3GB is recommended if you are using a Windows 32 bit operating system Graphics Integrated ATI Radeon 2100 graphics processor Maximum shared memory of 256MB Supports RGB with max resolution 2048 x 1536 85Hz Supports DVI wit...

Страница 10: ... 6 channel audio I O ports Internal I O connectors 3 x USB 2 0 1 1 connectors support additional 6 USB 2 0 1 1 ports 4 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 CD audio in connector 1 x Internal speaker connector 1 x S PDIF Out connector 1 x LPT connector 1 x 24 pin EATX power connector 1 x 4 ...

Страница 11: ...2A74 AM 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 x4 Athlon x3 Athlon x2 AM3 CPU support This motherboard supports AMD AM3 multi core process...

Страница 12: ...LAN controller It is enhanced with an ACPI management function to provide efficient power management for advanced operating systems 64 bit CPU support 64 bit computing the next generation technology to replace the current 32 bit architecture delivers advanced system performance faster memory access and increased productivity This motherboard provides excellent compatibility and flexibility by supp...

Страница 13: ...wer button into a physical overclocking button After the easy setup Turbo Key can boost performances without interrupting ongoing work or games with just one touch ASUS AI NET2 ASUS AI NET2 remotely detects the cable connection immediately after turning on the system and any faulty cable connections are reported back up to 100 meters at 1 meter accuracy Green ASUS This motherboard and its packagin...

Страница 14: ...ou 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 ...

Страница 15: ...ation 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 Place this side towards the rear of the chassis 1 5 2 Screw holes Place six screws into the holes indicated by circles to secure the motherboard to the chassis ASUS M2A74 AM 1 5 ...

Страница 16: ...m panel connector 10 1 pin F_PANEL 1 23 4 USB device wake up 3 pin USBPW1 4 3 pin USBPW5 10 1 18 13 LPT connector 26 1 pin LPT 1 22 5 CPU Socket AM2 1 7 14 Digital audio connector 4 1 pin SPDIF_OUT 1 25 6 DDR2 DIMM slots 1 10 15 Front panel audio connector 10 1 pin AAFP 1 20 7 IDE connector 40 1 pin PRI_IDE 1 21 16 Optical drive audio connector 4 pin CD 1 24 8 SATA connectors 7 pin SATA1 SATA2 SAT...

Страница 17: ...hat 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 ...

Страница 18: ...following the instructions that comes with the heatsink package You can also refer to section 1 6 2 Installing heatsink and fan for instructions 7 Connect the CPU fan cable to the CPU_FAN connector on the motherboard DO NOT forget to connect the CPU fan connector Hardware monitoring errors can occur if you fail to plug this connector Chapter 1 Product introduction 1 8 ...

Страница 19: ... 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 bracket lock Retention Module Base Your boxed CPU heatsink and fan assembly should come with installation instructions for the...

Страница 20: ...re 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 2 DDR2 Dual Inline Memory Modu...

Страница 21: ...MHz capability Size Vendor Part No SS DS CL Chip NO Chip Brand DIMM socket support A B 2048MB A Data M2OAD5H3J4170I1C53 DS N A AD20908A8A 3EG 30724 ADATA 512MB Apacer 78 91G92 9K5 SS 5 AM4B5708JQJS7E0751C Apacer 512MB Apacer AU 512E667C5KBGC SS 5 AM4B5708GQJS7E06332F Apacer 512MB Apacer AU 512E667C5KBGC SS 5 AM4B5708MIJS7E0627B Apacer 1024MB Apacer 78 01G9O 9K5 SS 5 AM4B5808CQJS7E0751C Apacer 1024...

Страница 22: ...4096MB G SKILL F2 6400CL6Q 16GMQ DS 5 Heat Sink Package N A 1024MB GEIL GB22GB6400C4DC DS 5 GL2L64M088BA30EB GEIL 1024MB GEIL GB22GB6400C5DC DS 5 GL2L64M088BA30EB GEIL 1024MB GEIL GB24GB6400C4QC DS 4 GL2L64M088BA30EB GEIL 1024MB GEIL GB24GB6400C5QC DS 5 GL2L64M088BA30EB GEIL 1024MB GEIL GE22GB800C4DC DS 4 Heat Sink Package GEIL 1024MB GEIL GE22GB800C5DC DS 5 Heat Sink Package GEIL 1024MB GEIL GE24...

Страница 23: ...GK DS 5 Heat Sink Package OCZ 1024MB OCZ OCZ2P800R22GK DS 4 Heat Sink Package OCZ 1024MB OCZ OCZ2RPR8002GK DS 4 Heat Sink Package OCZ 1024MB OCZ OCZ2VU8004GK DS 6 Heat Sink Package OCZ 2048MB Kit of 2 OCZ OCZ2SE8002GK DS 5 5 5 15 Heat Sink Package N A 2048MB OCZ OCZ2F8004GK DS 5 Heat Sink Package N A 4096MB Kit of 2 OCZ OCZ2P8004GK DS 5 Heat Sink Package N A 1024MB PSC AL7E8F73C 8E1 SS 5 A3R1GE3CF...

Страница 24: ...Package GEIL 4096MB kit of 2 GEIL GX24GB8500C5UDC DS 5 Heat Sink Package N A 1024MB kingmax KLED48F B8KU6 NGES SS 6 6 6 24 KKB8FNUXF DXX 18A kingmax 2048MB kingmax KLEE88F B8KU6 NNAS DS 6 6 6 24 KKB8FNUXF DXX 18A kingmax 1024MB Kit of 2 Kingston KHX8500D2K2 1G SS 5 5 5 15 Heat Sink Package N A 1024MB Kit of 2 Kingston KHX8500D2K2 1GN EPP SS 5 5 5 18 Heat Sink Package Kingston 1024MB Kingston KHX85...

Страница 25: ...A DDR2 DIMM is keyed with a notch so that it fits in only one direction DO NOT force a DIMM into a 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 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...

Страница 26: ...ed 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 specifica...

Страница 27: ...e power cord 2 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 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 A...

Страница 28: ...power supply that can supply at least 1A on the 5VSB lead and a corresponding setting in the BIOS 3 USB device wake up 3 pin USBPW1 4 3 pin 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 to 5VSB to wake up from S3 and S4 sleep modes no power to CPU DRAM in slow refresh powe...

Страница 29: ... connection LAN port SPEED LED ACT LINK LED 4 Line In port light blue This port connects to the tape CD DVD player or other audio sources 5 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 6 Microphone port pink This port connects to a microphone Refer to the audio configuration table bel...

Страница 30: ...AFP 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 front panel audio I O module cable to this connector 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 a high de...

Страница 31: ...er setting Mode of device s Cable connector Single device Cable Select 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 d...

Страница 32: ...cables for Serial ATA 3Gb s hard disk and optical disk drives The Serial ATA 3Gb s is 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 DMA133 Install the Windows XP Service Pack 1 before using Serial ATA 4 LPT connector 26 1 pin LPT The LPT Line Printing Terminal connector supports d...

Страница 33: ...D 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 T...

Страница 34: ...hese USB connectors comply with USB 2 0 specification that supports up to 480Mbps connection speed Never connect a 1394 cable to the USB connectors Doing so will damage the motherboard The USB 2 0 module is purchased separately 8 Optical drive audio connector 4 pin CD This connector allows you to receive stereo audio input from sound sources such as a CD ROM TV tuner or MPEG card Chapter 1 Product...

Страница 35: ...nd chassis fan connectors 4 pin CPU_FAN 3 pin CHA_FAN 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 connectors on the motherboard ensuring that the black wire of each cable matches the ground pin of the connector DO NOT forget to connect the fan cables to the fan connectors Insufficient air flow inside th...

Страница 36: ...e at least 15 A on 12 V and that the PSU has a minimum power rating of 300 W The system may become unstable or may not boot up if the power is inadequate DO NOT forget to connect the 4 pin ATX 12 V 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 additi...

Страница 37: ...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 m...

Страница 38: ...Chapter 1 Product introduction 1 28 ...

Страница 39: ...nment 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 AS...

Страница 40: ...ut using an OS based utility Before you start using this utility download the latest BIOS file from the ASUS website at www asus com Enter the BIOS setup program Go to the Tools menu to select EZ Flash 2 and press Enter to enable it 2 Press Tab 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 ...

Страница 41: ...al disk drive or a USB port The utility displays the following message and automatically checks the Support DVD or the USB flash disk for the BIOS file Bad BIOS checksum Starting BIOS recovery Checking for CD ROM CD ROM found Reading file M2A74AM ROM Completed Start Erasing Start Programming 3 Restart the system after the utility completes the updating process The recovered BIOS may not be the lat...

Страница 42: ...utines If you want to enter Setup after POST reboot the system by doing any of the following procedures Restart using the OS standard shut down procedure Press Ctrl Alt Del simultaneously Press the reset button on the system chassis Press the power button to turn the system off then back on Using the power button reset button or the Ctrl Alt Del keys to force reset from a running operating system ...

Страница 43: ...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 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 2009 American Megatrends Inc BIOS SETUP UTILITY Main Advanced Power Boot Tools Exit Use ENTER TAB or SHIFT TAB to sel...

Страница 44: ...dow 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 screen 2 2 9 General help At the top right corner of the menu screen is a brief description of the selected item Pop up window Scroll bar ...

Страница 45: ...ues 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 drive Setting this item to Auto allows automatic selection of the appropriate IDE device type Select CDROM if you are specifically configuring a CD ROM drive Select ARMD ATAPI Removable Media Device if your device is either a ZIP LS 120 or MO drive Configur...

Страница 46: ...Disabled Enabled 32Bit Data Transfer Enabled Enables or disables 32 bit data transfer Configuration options Disabled Enabled 2 3 4 SATA Configuration The SATA Configuration menu allows you to configure your storage devices Select an item then press Enter to display the submenu OnChip SATA Channel Enabled Enables or disables OnChip SATA Channel Configuration options Disabled Enabled OnChip SATA Typ...

Страница 47: ...erclock 2 Overclock 5 Overclock 8 Overclock 10 GPU Overclocking Auto Allows you to select the GPU Overclocking Configuration options Auto Manual The following item appears only when the GPU Overclocking item is set to Manual GPU Engine Clock 500 Allows you to set the GPU engine clock The valid value is between 150 and 999 BIOS SETUP UTILITY Main Advanced Power Boot Tools Exit JumperFree Configurat...

Страница 48: ...iguration options Auto 5 CLK 6 CLK 7 CLK 8 CLK 17 CLK 18 CLK PCIE Overclocking Auto Allows you to select the PCIE Overclocking Configuration options Auto Manual The following item appears only when the PCIE Overclocking item is set to Manual PCIE Clock 100 Allows you to set the PCIE clock The valid value is between 100 and 150 Processor Frequency Multiplier Auto Allows you to select the processor ...

Страница 49: ... 251V 1 307V 1 350V 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 Allows you to enable or disable the microcode updatio...

Страница 50: ...ed Memory Hole Remapping Enabled Enables or disables the memory remapping around memory hole Configuration options Disabled Enabled DCT Unganged Mode Auto Allows you to enable or disable unganged DRAM mode Configuration options Auto Always Power Down Enable Enabled Enables or disables the DDR power down mode Configuration options Disabled Enabled ECC Configuration ECC Mode Disabled Enables or disa...

Страница 51: ... 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 Be cautious when changing the settings of the PCI PnP menu items Incorrect field values can cause the system to malfunction Plug and Play O S No When set to No BIOS con...

Страница 52: ...The following items may only appear when a USB storage device is plugged USB Mass Storage Device Configuration USB Mass Storage Reset Delay 20 Sec Allows you to set 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 select the emulation type Configuration options Auto Floppy Forced FDD Ha...

Страница 53: ...Advanced Configuration and Power Interface ACPI support in the Application Specific Integrated Circuit ASIC 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 Power Off When set to Power Off the system goes into off state after an AC power loss When set to Power On the system g...

Страница 54: ...ol item is set to Disabled CPU Fan Ratio 60 Allows you to select the appropriate CPU fan speed ratio for the system Select a higher ratio if you installed additional devices and the system requires more ventilation Configuration options 20 30 40 50 60 70 80 90 100 The following item appears only when the CPU Q Fan Control item is set to Enabled CPU Fan Profile Optimal Allows you to set the appropr...

Страница 55: ... use the ASUS MyLogo 2 feature AddOn ROM Display Mode Force BIOS Sets the display mode for option ROM Configuration options Force BIOS Keep Current Bootup Num Lock On Allows you to select the power on state for the NumLock Configuration options Off On Wait for F1 If Error Enabled When set to Enabled the system waits for the F1 key to be pressed when error occurs Configuration options Disabled Enab...

Страница 56: ...the password box that appears type a password composed of up to six letters and or numbers then press Enter 3 Confirm the password when prompted The message Password Installed appears after you set your password successfully To change the user password follow the same steps as in setting a user password 2 6 3 Security The Security menu items allow you to change the system security settings Select ...

Страница 57: ...sabled Enables or disables checking of the Realtek LAN cable during the Power On Self Test POST Configuration options Disabled Enabled ASUS EZ Flash 2 AI NET2 Press ENTER to run the utility to select and update BIOS This utility doesn t support 1 NTFS format BIOS SETUP UTILITY Main Advanced Power Boot Tools Exit Clear User Password Select this item to clear the user password Password Check Setup W...

Страница 58: ...ks 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 sel...

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