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E4922
First Edition V1 

August 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.
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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 

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Summary of Contents for P5G41-M LX

Page 1: ...Motherboard P5G41 M LX ...

Page 2: ...ERCHANTABILITY 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 I...

Page 3: ...Expansion slots 1 8 1 5 1 Installing an expansion card 1 8 1 5 2 Configuring an expansion card 1 8 1 5 3 PCI slot 1 8 1 5 4 PCI Express x1 slots 1 8 1 5 5 PCI Express x16 slot 1 8 1 6 Jumpers 1 9 1 7 Connectors 1 10 1 7 1 Rear panel connectors 1 10 1 7 2 Internal connectors 1 12 1 8 Software support 1 16 1 8 1 Installing an operating system 1 16 1 8 2 Support DVD information 1 16 Chapter 2 BIOS in...

Page 4: ... 8 2 4 3 Chipset 2 9 2 4 4 Onboard Devices Configuration 2 9 2 4 5 USB Configuration 2 10 2 4 6 PCI PnP 2 11 2 5 Power menu 2 11 2 5 1 Suspend Mode 2 11 2 5 2 ACPI 2 0 Support 2 11 2 5 3 ACPI APIC Support 2 11 2 5 4 APM Configuration 2 12 2 5 5 Hardware Monitor 2 12 2 6 Boot menu 2 13 2 6 1 Boot Device Priority 2 13 2 6 2 Boot Settings Configuration 2 13 2 6 3 Security 2 14 2 7 Tools menu 2 15 2 7...

Page 5: ... from that to which the receiver is connected Consult the dealer or an experienced radio TV technician for help 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 wi...

Page 6: ...ASER PRODUCT 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 To avoid short circuits keep paper clips screws and staples away from connectors slots ...

Page 7: ...ntation 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 Key1 Ke...

Page 8: ... 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 Graphics Intel Graphics Media Accelerator Intel GMA X4500 integrated Supports RGB with max resolution of 2048 x 1536 75HZ Supports Microsoft DirectX 10 Expansion slots 1 x PCI Express x16 slot 2 x PCI Express x1 slots 1 x PCI slot Sto...

Page 9: ...nnectors 1 x High definition front panel audio connector 1 x System panel connector 1 x Internal speaker connector 1 x CPU fan connector 1 x Chassis fan connector 1 x 24 pin EATX power connector 1 x 4 pin ATX 12V power connector BIOS features 8Mb Flash ROM AMI BIOS PnP DMI 2 0 WfM 2 0 ACPI v2 0a SM BIOS v2 5 Support DVD contents Drivers ASUS PC Probe II ASUS LiveUpdate Utility Anti virus software ...

Page 10: ... 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 ensure that the ATX power supply is switched off or the power cord is detached from the power supply Failure to do so may caus...

Page 11: ...AKER 18 3cm 7 2in 24 4cm 9 6in LGA775 Intel ICH7 DDR2 DIMM_A1 64bit 240 pin module DDR2 DIMM_B1 64bit 240 pin module VGA COM1 LAN1_USB12 USB34 SATA1 SATA3 SATA2 SATA4 CHA_FAN 2 2 1 6 5 3 4 8 8 7 10 9 12 13 14 11 4 1 2 2 Layout contents Connectors Jumpers Slots LED Page Connectors Jumpers Slots LED Page 1 Keyboard power 3 pin KBPWR 1 10 8 Serial ATA connectors 7 pin SATA1 4 1 13 2 ATX power connect...

Page 12: ...p after installing the motherboard ASUS will process Return Merchandise Authorization RMA requests only if the motherboard comes with the cap on the LGA775 socket The product warranty does not cover damage to the socket contacts resulting from incorrect CPU installation removal or misplacement loss incorrect removal of the PnP cap The motherboard supports Intel LGA775 processors with the Intel Enh...

Page 13: ...SS SO1237650821 SBP D6408TR4 CGL25USL074905PECNB 2G Kingston KVR667D2N5 2G N A Elpida DS E1108ACBG 8E E 0813A90CC 1G Kingston KVR667D2N5 1G N A Kingston DS SO1280420822 SOP D6408TR4 CGL25USL156304PECXA 512MB Qimonda HYS64T64000EU 3S B2 5 Qimonda SS HYB18T512B00B2F3SFSS28171 1G Qimonda HYS64T128020EU 3S B2 5 Qimonda DS HYB18T512B00B2F3SFSS28171 1G Corsair VS1GB667D2 N A Corsair DS MID095D62864M8CEC...

Page 14: ...ility Size Vendor Part No CL Chip Brand SS DS Chip No DIMM support A B 1G Kingston KHX6400D2LL 1G N A Kingston DS Heat Sink Package 1G Kingston KVR800D2N5 1G N A Promos DS V59C1512804QCF25S00619 04PECJA 512MB Kingston KHX6400D2LLK2 1GN N A Kingston SS Heat Sink Package 1G 2 x 512MB Kingston KHX6400D2K2 2G N A Kingston DS Heat Sink Package 512MB Kingston KVR800D2N6 512 N A Elpida SS E5108AJBG 8E E ...

Page 15: ...28M88BA25AB 2G GEIL GB28GB6400C4QC 4 GEIL DS GL2L128M88BA25AB 2G GEIL GX22GB6400LX 5 GEIL DS Heat Sink Package 2G GEIL GX24GB6400DC 5 GEIL DS Heat Sink Package 2G GEIL GE28GB800C5QC 5 GEIL DS Heat Sink Package 2G GEIL GE28GB800C4QC 4 GEIL DS Heat Sink Package 2G GEIL GX22GB6400CUSC 4 GEIL DS Heat Sink Package 2G GEIL GE24GB800C4DC 4 GEIL DS Heat Sink Package 2G GEIL GE24GB800C5DC 5 GEIL DS Heat Si...

Page 16: ...6C5DC SS GEIL Heat Sink Package 1024MB GEIL GE24GB1066C5QC SS GEIL Heat Sink Package 2048MB GEIL GB24GB8500C5DC DS GEIL GL2L128M88BA25AB 2048MB GEIL GE24GB1066C5DC DS GEIL Heat Sink Package 4096MB kit of 2 GEIL GX24GB8500C5UDC DS N A Heat Sink Package 1024MB Kingmax KLED48F B8KU6 NGES SS Kingmax KKB8FNUXF DXX 18A 2048MB Kingmax KLEE88F B8KU6 NNAS DS Kingmax KKB8FNUXF DXX 18A 1024MB Kit of 2 Kingst...

Page 17: ...the chassis with the screw you removed earlier 6 Replace the system cover 1 5 2 Configuring an expansion card After installing the expansion card configure it by adjusting the software settings 1 Turn on 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 3 Install the software drivers for the expansion card When using PC...

Page 18: ...e 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 then the BIOS automatically resets parameter settings to default values To erase the R...

Page 19: ... in the BIOS 3 USB device wake up 3 pin USBPW1 4 3 pin USBPW5 8 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 power supply in reduced power mode P5G41 M LX Keyboard Power Setting 2 1 2 3 5V Default 5V...

Page 20: ...nel 6 channel Light Blue Line In Rear Speaker Out Rear Speaker Out Lime Line Out Front Speaker Out Front Speaker Out Pink Mic In Mic In Bass Center LAN port SPEED LED ACT LINK LED 1 PS 2 mouse port green This port is for a PS 2 mouse 2 LAN RJ 45 port This port allows 10 100Mbps connection to a Local Area Network LAN through a network hub Refer to the table below for the LAN port LED indications LA...

Page 21: ...put 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 SLanguag...

Page 22: ...0 conductor IDE cable for Ultra DMA 100 66 IDE devices PRI_IDE NOTE Orient the red markings on the IDE ribbon cable to PIN 1 PIN1 P5G41 M LX P5G41 M LX IDE connector If any device jumper is set as Cable Select ensure that all other device jumpers have the same setting 4 Serial ATA connectors 7 pin SATA1 4 These connectors are for the Serial ATA signal cables for Serial ATA 3Gb s hard disk drives a...

Page 23: ...t to connect a high definition front panel audio module to this connector set the Front Panel Type item in the BIOS setup to HD Audio If you want to connect an AC 97 front panel audio module to this connector set the item to AC97 By default this connector is set to HD Audio See section 2 4 3 Chipset for details 5 USB connectors 10 1 pin USB56 USB78 These connectors are for USB 2 0 ports Connect th...

Page 24: ...ity LED cable to this connector The HD LED lights up or flashes when data is read from or written to the HDD ATX power button soft off button 2 pin PWRBTN This 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 t...

Page 25: ...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 If Autorun is NOT enabled in 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 Click an item to install Click an icon ...

Page 26: ...list select any of the updating process 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 traffic or click Auto Select then click Next c From the FTP site select the BIOS version that you wish to download then click Next 2 1 1 ASUS Update utility The ASUS Update is a utility that allows you to manage save and u...

Page 27: ...orms the BIOS update process and automatically reboots the system when done The ASUS Update utility is capable of updating itself through the Internet Always update the utility to avail all its features 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 pr...

Page 28: ...e When found the utility reads the BIOS file and starts flashing the corrupted BIOS file 4 Turn off the system after the utility completes the updating process and turn 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 ...

Page 29: ...x 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 3 Primary IDE Master Slave SATA1 4 While entering Setup the BIOS automatically detects the presence of IDE SATA devices There is a separate sub menu for each IDE SATA device Select a device item then press Enter to display the IDE SATA device information The BIOS automatically detects t...

Page 30: ...echnology Configuration options Auto Disabled Enabled 32Bit Data Transfer Enabled Enables or disables 32 bit data transfer Configuration options Disabled Enabled 2 3 4 Storage Configuration The items in this menu allow you to set or change the configurations for the SATA devices installed in the system Select an item then press Enter if you want to configure the item ATA IDE Configuration Enhanced...

Page 31: ...t overclocking parameters Auto loads the optimal settings for the system Overclock Profile loads overclocking profiles with optimal parameters for stability when overclocking CPU Frequency xxx Displays the frequency sent by the clock generator to the system bus and PCI bus The value of this item is auto detected by the BIOS Use the and keys to adjust the CPU frequency You can also type the desired...

Page 32: ...ge from 1 85000V to 2 24375V with a 0 00625V increment Key in the value directly or use to adjust the voltage Configuration options Auto Chipset Over Voltage Auto Allows you to set the chipset over voltage The values range from 1 10000V to 1 49375V with a 0 00625V increment Key in the value directly or use to adjust the voltage Configuration options Auto VTT Over Voltage Auto Allows you to set the...

Page 33: ...l systems Configuration options Enabled Disabled CPU TM function Enabled Enables or disables Intel CPU Thermal Monitor TM function a CPU overheating protection function When enabled the CPU core frequency and voltage are reduced when the CPU overheats Configuration options Disabled Enabled Execute Disable Bit Capability Enabled Allows you to enable or disable the No Execution Page Protection Techn...

Page 34: ...of system memory used by the Interanal graphics device Configuration options Disabled Enabled 32MB Enabled 64MB Enabled 128MB GTT Graphics Memory Size No VT mode 2MB This item is not user configurable DVMT Memory 256MB Allows you to select the DVMT memory Configuration options 128MB 256MB Maximum DVMT Protect Audio Video Path Mode Lite This item is not user configurable South Bridge Configuration ...

Page 35: ...ble or disable USB 2 0 controller Configuration options Enabled Disabled 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 supp...

Page 36: ... Enabled 2 5 3 ACPI APIC Support Enabled Allows you to enable or disable the 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 Take caution when changing the settings of the PCI PnP menu items Incorrect field values ca...

Page 37: ... you to wake the system through a PCI Express card This feature requires an ATX power supply that provides at least 1A on the 5VSB lead Configuration options Disabled Enabled Resume On RTC Alarm Disabled Allows you to enable or disable RTC to generate a wake event When this item is set to Enabled the items RTC Alarm Date RTC Alarm Hour RTC Alarm Minute and RTC Alarm Second appear with set values C...

Page 38: ...o2 feature 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 set to Disabled BIOS performs all the POST items Configuration options Disabled Enabled Full Screen Logo Enabled This allows you to enable or disable the full screen logo display feature Configurat...

Page 39: ...alled appears If you forget your BIOS password you can clear it by erasing the CMOS Real Time Clock RTC RAM See section 1 6 Jumpers for information on how to erase the RTC RAM 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 Configurat...

Page 40: ...his 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 8 Exit menu The Exit menu items allow you to load the optimal or failsafe default values for the BIOS items and save or discard...

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