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Contents Notices...v Safety information vi About this guide vii P5G41-M LX specifications summary viii Chapter 1: Product introduction 1.1 Before you proceed 1-1 1.2 Motherboard overview 1-2 1.2.1 Motherboard layout 1-2 1.2.2 Layout contents 1-2 1.3 Central Processing Unit (CPU 1-3 1.4 System memory 1-3 ... support 1-16 1.8.1 Installing an operating system 1-16 1.8.2 Support DVD information 1-16 Chapter 2: BIOS information 2.1 Managing and updating your BIOS 2-1 2.1.1 ASUS Update utility 2-1 2.1.2 ASUS EZ Flash 2 2-2 2.1.3 ASUS CrashFree BIOS 2-3 2.2 BIOS setup program 2-3 iii
Contents Notices...v Safety information vi About this guide vii P5G41-M LX specifications summary viii Chapter 1: Product introduction 1.1 Before you proceed 1-1 1.2 Motherboard overview 1-2 1.2.1 Motherboard layout 1-2 1.2.2 Layout contents 1-2 1.3 Central Processing Unit (CPU 1-3 1.4 System memory 1-3 ... support 1-16 1.8.1 Installing an operating system 1-16 1.8.2 Support DVD information 1-16 Chapter 2: BIOS information 2.1 Managing and updating your BIOS 2-1 2.1.1 ASUS Update utility 2-1 2.1.2 ASUS EZ Flash 2 2-2 2.1.3 ASUS CrashFree BIOS 2-3 2.2 BIOS setup program 2-3 iii
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...Supports Jack-detection and Multi-streaming technologies Supports up to www.asus.com for Intel® CPU support list. P5G41-M LX specifications summary CPU Chipset Front Side Bus Memory Graphics Expansion slots Storage LAN Audio USB ASUS special features LGA775 socket for Intel® Core™2 ...-core CPU * Refer to 8 x USB 2.0/1.1 ports (4 ports at mid-board, 4 ports at back panel) ASUS CrashFree BIOS 3 ASUS Q-Fan ASUS EZ Flash 2 ASUS MyLogo 2 ASUS AI NET 2 ASUS Turbo Key (continued on the next page) viii Intel® Graphics Media Accelerator (Intel® GMA X4500) integrated ...
...Supports Jack-detection and Multi-streaming technologies Supports up to www.asus.com for Intel® CPU support list. P5G41-M LX specifications summary CPU Chipset Front Side Bus Memory Graphics Expansion slots Storage LAN Audio USB ASUS special features LGA775 socket for Intel® Core™2 ...-core CPU * Refer to 8 x USB 2.0/1.1 ports (4 ports at mid-board, 4 ports at back panel) ASUS CrashFree BIOS 3 ASUS Q-Fan ASUS EZ Flash 2 ASUS MyLogo 2 ASUS AI NET 2 ASUS Turbo Key (continued on the next page) viii Intel® Graphics Media Accelerator (Intel® GMA X4500) integrated ...
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P5G41-M LX specifications summary Back panel I/O ports Internal I/O connectors BIOS features Support DVD contents Accessories Form factor 1 x PS/2 keyboard port 1 x PS/2 mouse port 1 x COM port 1 x VGA port 1 x ...-pin EATX power connector 1 x 4-pin ATX 12V power connector 8Mb Flash ROM, AMI BIOS, PnP, DMI 2.0, WfM 2.0, ACPI v2.0a, SM BIOS v2.5 Drivers ASUS PC Probe II ASUS LiveUpdate Utility Anti-virus software (OEM version) 2 x Serial ATA cables 1 x UltraDMA 100/66 cable 1 x I/O shield User Manual MicroATX form factor: 9.6 in x 7.2 in (24...
P5G41-M LX specifications summary Back panel I/O ports Internal I/O connectors BIOS features Support DVD contents Accessories Form factor 1 x PS/2 keyboard port 1 x PS/2 mouse port 1 x COM port 1 x VGA port 1 x ...-pin EATX power connector 1 x 4-pin ATX 12V power connector 8Mb Flash ROM, AMI BIOS, PnP, DMI 2.0, WfM 2.0, ACPI v2.0a, SM BIOS v2.5 Drivers ASUS PC Probe II ASUS LiveUpdate Utility Anti-virus software (OEM version) 2 x Serial ATA cables 1 x UltraDMA 100/66 cable 1 x I/O shield User Manual MicroATX form factor: 9.6 in x 7.2 in (24...
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... or missing, contact your motherboard package. Failure to do so may cause severe damage to page ix for buying an ASUS® P5G41-M LX motherboard! This is detached from the wall socket before removing or plugging in any motherboard component. Refer to the motherboard,... components or change any motherboard settings. • Unplug the power cord from the power supply. SB_PWR P5G41-M LX ON OFF Standby Power Powered Off P5G41-M LX Onboard LED ASUS P5G41-M LX 1-1 The illustration below shows the location of the onboard LED. Before you install or remove any component...
... or missing, contact your motherboard package. Failure to do so may cause severe damage to page ix for buying an ASUS® P5G41-M LX motherboard! This is detached from the wall socket before removing or plugging in any motherboard component. Refer to the motherboard,... components or change any motherboard settings. • Unplug the power cord from the power supply. SB_PWR P5G41-M LX ON OFF Standby Power Powered Off P5G41-M LX Onboard LED ASUS P5G41-M LX 1-1 The illustration below shows the location of the onboard LED. Before you install or remove any component...
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...-4 LAN1_USB12 LGA775 Intel® G41 24.4cm(9.6in) EATXPWR AUDIO 2 RTL 8103EL PCIEX16 ICS 9LRS954 7 Super I/O PCIEX1_1 Lithium Cell CMOS Power Intel® 8 ICH7 PCIEX1_2 P5G41-M LX SATA2 SATA4 CLRTC 8Mb 8 BIOS ALC PCI1 SATA1 SATA3 662-VC1 SB_PWR F_PANEL USBPW5-8 USB78 USB56 PRI_IDE AAFP SPEAKER 14 13 12 11 4 10 9 Place...
...-4 LAN1_USB12 LGA775 Intel® G41 24.4cm(9.6in) EATXPWR AUDIO 2 RTL 8103EL PCIEX16 ICS 9LRS954 7 Super I/O PCIEX1_1 Lithium Cell CMOS Power Intel® 8 ICH7 PCIEX1_2 P5G41-M LX SATA2 SATA4 CLRTC 8Mb 8 BIOS ALC PCI1 SATA1 SATA3 662-VC1 SB_PWR F_PANEL USBPW5-8 USB78 USB56 PRI_IDE AAFP SPEAKER 14 13 12 11 4 10 9 Place...
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... resulting from incorrect CPU installation/removal, or misplacement/loss/incorrect removal of the DDR2 DIMM sockets: DIMM_A1 DIMM_B1 Channel Channel A Channel B P5G41-M LX P5G41-M LX 240-pin DDR2 DIMM sockets Sockets DIMM_A1 DIMM_B1 ASUS P5G41-M LX 1-3 1.3 Central Processing Unit (CPU) The motherboard comes with two Double Data Rate 2 (DDR2) Dual Inline Memory Modules (DIMM) sockets. Contact your...
... resulting from incorrect CPU installation/removal, or misplacement/loss/incorrect removal of the DDR2 DIMM sockets: DIMM_A1 DIMM_B1 Channel Channel A Channel B P5G41-M LX P5G41-M LX 240-pin DDR2 DIMM sockets Sockets DIMM_A1 DIMM_B1 ASUS P5G41-M LX 1-3 1.3 Central Processing Unit (CPU) The motherboard comes with two Double Data Rate 2 (DDR2) Dual Inline Memory Modules (DIMM) sockets. Contact your...
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... may install varying memory sizes in Channel A and Channel B. Use a maximum of the lower-sized channel for the OS can be about 3GB or less. P5G41-M LX Motherboard Qualified Vendors Lists (QVL) DDR2-667 MHz capability Size 2G 512MB 2G 1G 512MB 1G 1G 512MB 1G 1G 512MB 1G 512MB 512MB 512MB...
... may install varying memory sizes in Channel A and Channel B. Use a maximum of the lower-sized channel for the OS can be about 3GB or less. P5G41-M LX Motherboard Qualified Vendors Lists (QVL) DDR2-667 MHz capability Size 2G 512MB 2G 1G 512MB 1G 1G 512MB 1G 1G 512MB 1G 512MB 512MB 512MB...
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...-Sink Package DS Heat-Sink Package SS HY5PS12821CFP-S5 DS HY5PS12821CFPS5 • • • • • • • • • (continued on the next page) ASUS P5G41-M LX 1-5 NT5TU64M8BE-3C72155700CP Heat-Sink Package Heat-Sink Package Heat-Sink Package D2 64M8CCF 0815 C7173S Heat-Sink Package PG 64M8-800 0750 A3R12E3GEF633ACAOY K4T2G084QA-HCE6...
...-Sink Package DS Heat-Sink Package SS HY5PS12821CFP-S5 DS HY5PS12821CFPS5 • • • • • • • • • (continued on the next page) ASUS P5G41-M LX 1-5 NT5TU64M8BE-3C72155700CP Heat-Sink Package Heat-Sink Package Heat-Sink Package D2 64M8CCF 0815 C7173S Heat-Sink Package PG 64M8-800 0750 A3R12E3GEF633ACAOY K4T2G084QA-HCE6...
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...Chip Brand N/A Corsair N/A N/A Micron N/A N/A N/A GEIL GEIL GEIL GEIL GEIL GEIL N/A Kingmax Kingmax Kingston N/A N/A Micron N/A N/A PSC N/A Transcend Elixir N/A N/A N/A N/A DIMM Chip NO. Double - ASUS P5G41-M LX 1-7 SS/ DS 1024MB Apacer 1024MB Corsair 4096MB(kit of 2) Corsair 1024MB Crucial 2048MB Crucial 1024MB G.SKILL 2048MB(Kit of 2) G.SKILL 4096MB(kit of 2) G.SKILL 1024MB...Sink Package • Heat-Sink Package •• Heat-Sink Package •• Heat-Sink Package •• SS - Visit the ASUS website at www.asus.com for the latest QVL.
...Chip Brand N/A Corsair N/A N/A Micron N/A N/A N/A GEIL GEIL GEIL GEIL GEIL GEIL N/A Kingmax Kingmax Kingston N/A N/A Micron N/A N/A PSC N/A Transcend Elixir N/A N/A N/A N/A DIMM Chip NO. Double - ASUS P5G41-M LX 1-7 SS/ DS 1024MB Apacer 1024MB Corsair 4096MB(kit of 2) Corsair 1024MB Crucial 2048MB Crucial 1024MB G.SKILL 2048MB(Kit of 2) G.SKILL 4096MB(kit of 2) G.SKILL 1024MB...Sink Package • Heat-Sink Package •• Heat-Sink Package •• Heat-Sink Package •• SS - Visit the ASUS website at www.asus.com for the latest QVL.
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... RTC when the system hangs due to clear the Real Time Clock (RTC) RAM in CMOS, which include system setup information such as system passwords. ASUS P5G41-M LX 1-9 1.6 Jumpers 1. You can clear the CMOS memory of date, time, and system setup parameters by erasing the CMOS RTC RAM data. Hold down and reboot...
... RTC when the system hangs due to clear the Real Time Clock (RTC) RAM in CMOS, which include system setup information such as system passwords. ASUS P5G41-M LX 1-9 1.6 Jumpers 1. You can clear the CMOS memory of date, time, and system setup parameters by erasing the CMOS RTC RAM data. Hold down and reboot...
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... refresh, power supply in low power mode) using the connected USB devices. KBPWR 12 23 +5V +5VSB (Default) P5G41-M LX P5G41-M LX Keyboard Power Setting 3. USBPW1-4 12 23 +5V +5VSB (Default) USBPW5-8 12 23 P5G41-M LX +5V +5VSB (Default) P5G41-M LX USB Device Wake Up 1.7 Connectors 1.7.1 Rear panel connectors 1 2 34 10 9 1-10 8 7 6 5 Chapter 1: Product introduction When you set...
... refresh, power supply in low power mode) using the connected USB devices. KBPWR 12 23 +5V +5VSB (Default) P5G41-M LX P5G41-M LX Keyboard Power Setting 3. USBPW1-4 12 23 +5V +5VSB (Default) USBPW5-8 12 23 P5G41-M LX +5V +5VSB (Default) P5G41-M LX USB Device Wake Up 1.7 Connectors 1.7.1 Rear panel connectors 1 2 34 10 9 1-10 8 7 6 5 Chapter 1: Product introduction When you set...
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... 2-channel Line In Line Out Mic In 4-channel Rear Speaker Out Front Speaker Out Mic In 6-channel Rear Speaker Out Front Speaker Out Bass/Center 6. ASUS P5G41-M LX 1-11 1. Refer to a Local Area Network (LAN) through a network hub. This port connects the tape, CD, DVD player, or other VGA-compatible devices. 9. COM port...
... 2-channel Line In Line Out Mic In 4-channel Rear Speaker Out Front Speaker Out Mic In 6-channel Rear Speaker Out Front Speaker Out Bass/Center 6. ASUS P5G41-M LX 1-11 1. Refer to a Local Area Network (LAN) through a network hub. This port connects the tape, CD, DVD player, or other VGA-compatible devices. 9. COM port...
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...+12V Rotation Only the 4-pin CPU fan supports the ASUS Q-Fan feature. ATX12V EATXPWR +12V DC +12V DC P5G41-M LX GND GND +3 Volts +12 Volts +12 Volts +5V Standby Power OK PIN 1 GND +5 Volts GND +5 Volts GND +3 Volts +3 Volts PIN 1 P5G41-M LX ATX power connectors GND +5 Volts +5 Volts +5 Volts...system may not boot up if the power is inadequate. • If you intend to the fan connectors on the fan connectors! P5G41-M LX fan connectors 1-12 Chapter 1: Product introduction Otherwise, the system will not boot. • We recommend that complies with more power-...
...+12V Rotation Only the 4-pin CPU fan supports the ASUS Q-Fan feature. ATX12V EATXPWR +12V DC +12V DC P5G41-M LX GND GND +3 Volts +12 Volts +12 Volts +5V Standby Power OK PIN 1 GND +5 Volts GND +5 Volts GND +3 Volts +3 Volts PIN 1 P5G41-M LX ATX power connectors GND +5 Volts +5 Volts +5 Volts...system may not boot up if the power is inadequate. • If you intend to the fan connectors on the fan connectors! P5G41-M LX fan connectors 1-12 Chapter 1: Product introduction Otherwise, the system will not boot. • We recommend that complies with more power-...
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... RSATA_TXP3 GND SATA1 SATA3 SATA4 GND RSATA_TXP4 RSATA_TXN4 GND RSATA_RXP4 RSATA_RXN4 GND SATA2 GND RSATA_TXP2 RSATA_TXN2 GND RSATA_RXP2 RSATA_RXN2 GND P5G41-M LX SATA connectors ASUS P5G41-M LX 1-13 Single device Two devices Drive jumper setting Cable-Select or Master Cable-Select Master Slave Mode of the Serial...Gray Black or gray • Pin 20 on the Ultra DMA cable connector. 3. The data transfer rate of device(s) - PRI_IDE P5G41-M LX PIN1 NOTE:Orient the red markings on each Ultra DMA 100/66 signal cable: blue, black, and gray. There are for the...
... RSATA_TXP3 GND SATA1 SATA3 SATA4 GND RSATA_TXP4 RSATA_TXN4 GND RSATA_RXP4 RSATA_RXN4 GND SATA2 GND RSATA_TXP2 RSATA_TXN2 GND RSATA_RXP2 RSATA_RXN2 GND P5G41-M LX SATA connectors ASUS P5G41-M LX 1-13 Single device Two devices Drive jumper setting Cable-Select or Master Cable-Select Master Slave Mode of the Serial...Gray Black or gray • Pin 20 on the Ultra DMA cable connector. 3. The data transfer rate of device(s) - PRI_IDE P5G41-M LX PIN1 NOTE:Orient the red markings on each Ultra DMA 100/66 signal cable: blue, black, and gray. There are for the...
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...USB 2.0 ports. USB+5V USB_P6USB_P6+ GND NC USB+5V USB_P8USB_P8+ GND NC USB+5V USB_P5USB_P5+ GND USB+5V USB_P7USB_P7+ GND P5G41-M LX USB78 PIN 1 USB56 PIN 1 P5G41-M LX USB2.0 connectors Never connect a 1394 cable to a slot opening at the back of the front panel audio I /O module that...AAFP PIN 1 PIN 1 MIC2 MICPWR Line out_R NC Line out_L PORT1 L PORT1 R PORT2 R SENSE_SEND PORT2 L P5G41-M LX HD-audio-compliant Legacy AC'97 pin definition compliant definition P5G41-M LX Analog front panel connector • We recommend that supports up to [HD Audio]. USB connectors (10-1 pin ...
...USB 2.0 ports. USB+5V USB_P6USB_P6+ GND NC USB+5V USB_P8USB_P8+ GND NC USB+5V USB_P5USB_P5+ GND USB+5V USB_P7USB_P7+ GND P5G41-M LX USB78 PIN 1 USB56 PIN 1 P5G41-M LX USB2.0 connectors Never connect a 1394 cable to a slot opening at the back of the front panel audio I /O module that...AAFP PIN 1 PIN 1 MIC2 MICPWR Line out_R NC Line out_L PORT1 L PORT1 R PORT2 R SENSE_SEND PORT2 L P5G41-M LX HD-audio-compliant Legacy AC'97 pin definition compliant definition P5G41-M LX Analog front panel connector • We recommend that supports up to [HD Audio]. USB connectors (10-1 pin ...
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...power. 8. PLED+ PLEDPWR GND HD_LED+ HD_LED- The speaker allows you turn on the BIOS settings. SPEAKER P5G41-M LX PIN 1 P5G41-M LX Speaker Out Connector +5V GND GND Speaker Out ASUS P5G41-M LX 1-15 Pressing the power switch for more than four seconds while the system is ON turns the system OFF...power LED. Speaker connector (4-pin SPEAKER) This 4-pin connector is for the system power button. PLED PWR BTN F_PANEL PIN 1 P5G41-M LX +HDLED RESET P5G41-M LX System panel connector • System power LED (2-pin PLED) This 2-pin connector is for system reboot without turning off mode ...
...power. 8. PLED+ PLEDPWR GND HD_LED+ HD_LED- The speaker allows you turn on the BIOS settings. SPEAKER P5G41-M LX PIN 1 P5G41-M LX Speaker Out Connector +5V GND GND Speaker Out ASUS P5G41-M LX 1-15 Pressing the power switch for more than four seconds while the system is ON turns the system OFF...power LED. Speaker connector (4-pin SPEAKER) This 4-pin connector is for the system power button. PLED PWR BTN F_PANEL PIN 1 P5G41-M LX +HDLED RESET P5G41-M LX System panel connector • System power LED (2-pin PLED) This 2-pin connector is for system reboot without turning off mode ...
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... that you wish to download then click Next. ASUS P5G41-M LX 2-1 From the Windows® desktop, click Start > Programs > ASUS > ASUSUpdate > ASUSUpdate to complete the installation. c. Installing ASUS Update To install ASUS Update: 1. Click the Utilities tab, then click ASUS Update. 3. Updating the BIOS To update the ... Auto Select then click Next. Quit all Windows® applications before you update the 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®...
... that you wish to download then click Next. ASUS P5G41-M LX 2-1 From the Windows® desktop, click Start > Programs > ASUS > ASUSUpdate > ASUSUpdate to complete the installation. c. Installing ASUS Update To install ASUS Update: 1. Click the Utilities tab, then click ASUS Update. 3. Updating the BIOS To update the ... Auto Select then click Next. Quit all Windows® applications before you update the 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®...
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... reset the system while updating the BIOS to enable it. ASUSTek EZ Flash 2 BIOS ROM Utility V3.36 FLASH TYPE: MXIC 25L8005 Current ROM BOARD: P5G41-M-LX VER: 0307 (H:00 B:01) DATE: 07/21/2009 Update ROM BOARD: Unknown VER: Unknown DATE: Unknown PATH: A:\ A: Note [Enter] Select or... click Next. Select Update BIOS from the Open window, then click Open. 3. Follow the onscreen instructions to complete the updating process. 2.1.2 ASUS EZ Flash 2 The ASUS EZ Flash 2 feature allows you start using this utility, download the latest BIOS file from a BIOS file a. Go to the Tools menu...
... reset the system while updating the BIOS to enable it. ASUSTek EZ Flash 2 BIOS ROM Utility V3.36 FLASH TYPE: MXIC 25L8005 Current ROM BOARD: P5G41-M-LX VER: 0307 (H:00 B:01) DATE: 07/21/2009 Update ROM BOARD: Unknown VER: Unknown DATE: Unknown PATH: A:\ A: Note [Enter] Select or... click Next. Select Update BIOS from the Open window, then click Open. 3. Follow the onscreen instructions to complete the updating process. 2.1.2 ASUS EZ Flash 2 The ASUS EZ Flash 2 feature allows you start using this utility, download the latest BIOS file from a BIOS file a. Go to the Tools menu...
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... help to guide you failed to enter BIOS Setup using this option only if you in the support DVD may not be the latest version. ASUS P5G41-M LX 2-3 Do this utility. Insert the support DVD to the optical drive or the removable device that allows you do not press , POST continues ... tool that contains the BIOS file to the USB port or to the floppy disk drive, if supported. 3. Download the latest BIOS file from the ASUS website at startup: • Press during the updating process. Recovering the BIOS To recover the BIOS: 1. Turn on . Doing so can restore a corrupted ...
... help to guide you failed to enter BIOS Setup using this option only if you in the support DVD may not be the latest version. ASUS P5G41-M LX 2-3 Do this utility. Insert the support DVD to the optical drive or the removable device that allows you do not press , POST continues ... tool that contains the BIOS file to the USB port or to the floppy disk drive, if supported. 3. Download the latest BIOS file from the ASUS website at startup: • Press during the updating process. Recovering the BIOS To recover the BIOS: 1. Turn on . Doing so can restore a corrupted ...