User Manual
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Motherboard M2N-LR Series
Motherboard M2N-LR Series
User Manual
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Contents Notices...vi Safety information vii About this guide viii M2N-LR specifications summary x Chapter 1: Product introduction 1.1 Welcome 1-1 1.2 Package contents 1-1 1.3 Special features 1-2 1.3.1 Product highlights 1-2 1.3.2 ASUS Special features 1-4 Chapter 2: Hardware information 2.1 Before you proceed 2-1 Onboard LED 2-1 2.2 Motherboard overview 2-2 2.2.1 Placement direction 2-2 2.2.2 Screw holes 2-2 2.2.3 Motherboard layout 2-3 2.2.4 Layout contents 2-5 2.3 Central Processing Unit (CPU 2-7 2.3.1 Installing the CPU 2-7 2.3.2 Installing the heatsink and...
Contents Notices...vi Safety information vii About this guide viii M2N-LR specifications summary x Chapter 1: Product introduction 1.1 Welcome 1-1 1.2 Package contents 1-1 1.3 Special features 1-2 1.3.1 Product highlights 1-2 1.3.2 ASUS Special features 1-4 Chapter 2: Hardware information 2.1 Before you proceed 2-1 Onboard LED 2-1 2.2 Motherboard overview 2-2 2.2.1 Placement direction 2-2 2.2.2 Screw holes 2-2 2.2.3 Motherboard layout 2-3 2.2.4 Layout contents 2-5 2.3 Central Processing Unit (CPU 2-7 2.3.1 Installing the CPU 2-7 2.3.2 Installing the heatsink and...
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... RAID card (optional) 2 x USB 2.0 ports (on the rear panel) 6 x USB 2.0 ports (mid-board) Dual Onboard BCM5721 Gigabit PCI-E LAN controllers (continued on the next page) M2N-LR specifications summary CPU Chipset System bus Memory Expansion slots Storage USB DUAL LAN Socket AM2 for AMD Athlon™ 64 X2 /AMD Athlon™ 64...
... RAID card (optional) 2 x USB 2.0 ports (on the rear panel) 6 x USB 2.0 ports (mid-board) Dual Onboard BCM5721 Gigabit PCI-E LAN controllers (continued on the next page) M2N-LR specifications summary CPU Chipset System bus Memory Expansion slots Storage USB DUAL LAN Socket AM2 for AMD Athlon™ 64 X2 /AMD Athlon™ 64...
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...connector 1 x IDE connector for two devices 6 x Serial ATA connectors 10 x Serial ATA connectors (M2N-LR/SATA model only) 2 x CPU fan connectors 2 x Front fan connectors 2 x Rear fan connectors 1 x 24-pin ATX power connector 1 x 4-pin ATX 12 V power connector 1 x Power supply SMBus connector 1 x Serial port (COM2) 1 x ... (COM1) 2 x LAN (RJ-45) ports USB 2.0/1.1 ports 1 x Parallel port (LPT1) 1 x VGA port Special features ASUS CrashFree BIOS 2 (boot from CD-ROM) ASUS MyLogo2 ASUS EZ Flash BIOS features 8 MB AMI BIOS, PnP, DMI 2.0, WfM2.0, SM BIOS 2.3 Manageability WOL by PME, WOR by PME,...
...connector 1 x IDE connector for two devices 6 x Serial ATA connectors 10 x Serial ATA connectors (M2N-LR/SATA model only) 2 x CPU fan connectors 2 x Front fan connectors 2 x Rear fan connectors 1 x 24-pin ATX power connector 1 x 4-pin ATX 12 V power connector 1 x Power supply SMBus connector 1 x Serial port (COM2) 1 x ... (COM1) 2 x LAN (RJ-45) ports USB 2.0/1.1 ports 1 x Parallel port (LPT1) 1 x VGA port Special features ASUS CrashFree BIOS 2 (boot from CD-ROM) ASUS MyLogo2 ASUS EZ Flash BIOS features 8 MB AMI BIOS, PnP, DMI 2.0, WfM2.0, SM BIOS 2.3 Manageability WOL by PME, WOR by PME,...
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... line of the above items is damaged or missing, contact your retailer. Before you for six devices I/O shield ASUS motherboard support CD User guide If any of ASUS quality motherboards! ASUS M2N-LR Series 1- Thank you start installing the motherboard, and hardware devices on it another standout in your package with the list below. 1.2 Package contents Check your...
... line of the above items is damaged or missing, contact your retailer. Before you for six devices I/O shield ASUS motherboard support CD User guide If any of ASUS quality motherboards! ASUS M2N-LR Series 1- Thank you start installing the motherboard, and hardware devices on it another standout in your package with the list below. 1.2 Package contents Check your...
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... CPU voltage and frequency for a multi-RAID solution using IDE or Serial ATA devices. Zero Channel RAID (ZCR) solution (M2N-LR/SATA model only) The motherboard supports the optional Zero Channel RAID card in PCI-X for a cool and quiet operating environment. Dual RAID solution... the Universal Serial Bus (USB) 2.0 specification, dramatically increasing the connection speed from the 12 Mbps bandwidth on USB 2.0. ASUS M2N-LR Series 1- Dual Gigabit LAN solution The motherboard comes with dual Gigabit LAN controllers to a fast 480 Mbps on USB 1.1 to provide the total solution for your wired ...
... CPU voltage and frequency for a multi-RAID solution using IDE or Serial ATA devices. Zero Channel RAID (ZCR) solution (M2N-LR/SATA model only) The motherboard supports the optional Zero Channel RAID card in PCI-X for a cool and quiet operating environment. Dual RAID solution... the Universal Serial Bus (USB) 2.0 specification, dramatically increasing the connection speed from the 12 Mbps bandwidth on USB 2.0. ASUS M2N-LR Series 1- Dual Gigabit LAN solution The motherboard comes with dual Gigabit LAN controllers to a fast 480 Mbps on USB 1.1 to provide the total solution for your wired ...
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Chapter summary 2 2.1 Before you proceed 2-1 2.2 Motherboard overview 2-2 2.3 Central Processing Unit (CPU 2-7 2.4 System memory 2-12 2.5 Expansion slots 2-14 2.6 Jumpers 2-17 2.7 Connectors 2-21 ASUS M2N-LR Series
Chapter summary 2 2.1 Before you proceed 2-1 2.2 Motherboard overview 2-2 2.3 Central Processing Unit (CPU 2-7 2.4 System memory 2-12 2.5 Expansion slots 2-14 2.6 Jumpers 2-17 2.7 Connectors 2-21 ASUS M2N-LR Series
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... that the ATX power supply is switched off or the power cord is a reminder that the system is ON, in sleep mode, or in the bag that came with a standby power LED. M2N-LR/SATA ® SB_PWR1 M2N-LR/SATA Onboard LED ON Standby Power OFF Powered Off ASUS M2N-LR Series 2- Onboard LED The motherboard comes with the...
... that the ATX power supply is switched off or the power cord is a reminder that the system is ON, in sleep mode, or in the bag that came with a standby power LED. M2N-LR/SATA ® SB_PWR1 M2N-LR/SATA Onboard LED ON Standby Power OFF Powered Off ASUS M2N-LR Series 2- Onboard LED The motherboard comes with the...
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... image below. 2.2.2 Screw holes Place nine (9) screws into the holes indicated by circles to secure the motherboard to unplug the power cord before installing or removing the motherboard. M2N-LR/SATA ® Place this side towards the rear of the chassis as indicated in the correct orientation. ...Do not overtighten the screws! 2.2 Motherboard overview Before you place it into it. Make sure to the chassis. ...
... image below. 2.2.2 Screw holes Place nine (9) screws into the holes indicated by circles to secure the motherboard to unplug the power cord before installing or removing the motherboard. M2N-LR/SATA ® Place this side towards the rear of the chassis as indicated in the correct orientation. ...Do not overtighten the screws! 2.2 Motherboard overview Before you place it into it. Make sure to the chassis. ...
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2.2.3 Motherboard layout M2N-LR Model COM1 PS/2KBMS T: Mouse B: Keyboard LANUSB12 24.5cm (9.6in) KBPWR1 FM_CPU1 M2N-LR SuperI/O PSUSMB1 DDR2 DIMM_B2 (64 bit,240-pin module) ATXPWR1 ATX12V1 DDR2 DIMM_A2 (64 bit,240-pin module) DDR2 DIMM_B1 (64 bit,240-pin module) ... REAR_FAN1 PCI4 FLOPPY1 AUX_PANEL1 SB_PWR1 BPSMB1 USB78 COM2 USB56 USB34 NVIDIA MCP55P PRI_IDE1 ASMB3 SATA1 SATA3 SATA 5 SATA2 SATA4 SATA6 FRNT_FAN2 FRNT_FAN1 30.5cm (12in) ASUS M2N-LR Series 2-
2.2.3 Motherboard layout M2N-LR Model COM1 PS/2KBMS T: Mouse B: Keyboard LANUSB12 24.5cm (9.6in) KBPWR1 FM_CPU1 M2N-LR SuperI/O PSUSMB1 DDR2 DIMM_B2 (64 bit,240-pin module) ATXPWR1 ATX12V1 DDR2 DIMM_A2 (64 bit,240-pin module) DDR2 DIMM_B1 (64 bit,240-pin module) ... REAR_FAN1 PCI4 FLOPPY1 AUX_PANEL1 SB_PWR1 BPSMB1 USB78 COM2 USB56 USB34 NVIDIA MCP55P PRI_IDE1 ASMB3 SATA1 SATA3 SATA 5 SATA2 SATA4 SATA6 FRNT_FAN2 FRNT_FAN1 30.5cm (12in) ASUS M2N-LR Series 2-
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.../2 keyboard port (purple) Page 2-7 2-12 2-15 2-16 2-16 Page 2-17 2-18 2-18 2-19 2-19 2-20 2-20 Page 2-21 2-21 2-21 2-21 2-21 2-21 2-21 2-21 ASUS M2N-LR Series 2- PS/2 mouse port (green) 2. LAN 1 (RJ-45) port 5. CPU sockets 2. Clear RTC RAM (CLRTC) 2.
.../2 keyboard port (purple) Page 2-7 2-12 2-15 2-16 2-16 Page 2-17 2-18 2-18 2-19 2-19 2-20 2-20 Page 2-21 2-21 2-21 2-21 2-21 2-21 2-21 2-21 ASUS M2N-LR Series 2- PS/2 mouse port (green) 2. LAN 1 (RJ-45) port 5. CPU sockets 2. Clear RTC RAM (CLRTC) 2.
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... bending the connectors on the motherboard. Socket lever Make sure that the socket lever is designed for the AMD AM2 processor. M2N-LR/SATA ® M2N-LR/SATA CPU Socket M2 2. Unlock the socket by pressing the lever sideways, then lift it up to a 90º angle. ASUS M2N-LR Series 2- The CPU fits... the CPU socket on the socket and damaging the CPU! 2.3.1 Installing the CPU To install a CPU: 1. 2.3 Central Processing Unit (CPU) The motherboard comes with a 940-pin AM2 socket designed for the AMD Athlon™ 64/AMD Athlon™ 64 FX/AMD Athlon™ 64 X2 and AMD...
... bending the connectors on the motherboard. Socket lever Make sure that the socket lever is designed for the AMD AM2 processor. M2N-LR/SATA ® M2N-LR/SATA CPU Socket M2 2. Unlock the socket by pressing the lever sideways, then lift it up to a 90º angle. ASUS M2N-LR Series 2- The CPU fits... the CPU socket on the socket and damaging the CPU! 2.3.1 Installing the CPU To install a CPU: 1. 2.3 Central Processing Unit (CPU) The motherboard comes with a 940-pin AM2 socket designed for the AMD Athlon™ 64/AMD Athlon™ 64 FX/AMD Athlon™ 64 X2 and AMD...
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ASUS M2N-LR Series 2- To install the CPU heatsink and fan: 1. Place the heatsink on top of the installed CPU, making sure that the heatsink fits properly on the retention module base. • The retention module base is already installed on the motherboard upon purchase. • You do not match the ...If the instructions in this section 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, make sure that you install the heatsink and fan assembly.
ASUS M2N-LR Series 2- To install the CPU heatsink and fan: 1. Place the heatsink on top of the installed CPU, making sure that the heatsink fits properly on the retention module base. • The retention module base is already installed on the motherboard upon purchase. • You do not match the ...If the instructions in this section 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, make sure that you install the heatsink and fan assembly.
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When the fan and heatsink assembly is backward compatible to the 3-pin CPU fan connector. Hardware monitoring errors can occur if you fail to plug this connector. • This connector is in place, connect the CPU fan cable to connect the CPU fan connector! ASUS M2N-LR Series 2-11 M2N-LR/SATA ® CPU_FAN1 FANOUT4 FANPWR2 GND CPU_FAN2 GND FANPWR2 FANOUT4 M2N-LR/SATA CPU Fan Connectors • Do not forget to the connector on the motherboard labeled CPU_FAN. 5.
When the fan and heatsink assembly is backward compatible to the 3-pin CPU fan connector. Hardware monitoring errors can occur if you fail to plug this connector. • This connector is in place, connect the CPU fan cable to connect the CPU fan connector! ASUS M2N-LR Series 2-11 M2N-LR/SATA ® CPU_FAN1 FANOUT4 FANPWR2 GND CPU_FAN2 GND FANPWR2 FANOUT4 M2N-LR/SATA CPU Fan Connectors • Do not forget to the connector on the motherboard labeled CPU_FAN. 5.
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...-pin footprint compared to the DDR2 800 Qualified Vendors List at the ASUS web site. 2-12 Chapter 2: Hardware information The figure illustrates the location of the DDR2 DIMM sockets: M2N-LR/SATA ® 128 Pins 112 Pins DIMM_B2 DIMM_A2 DIMM_B1 DIMM_A1 M2N-LR/SATA 240-pin DDR2 DIMM Sockets Channel Channel A Channel B Sockets DIMM_A1 and... four 2 GB DDR2 memory modules. • Always install DIMMs with four Double Data Rate 2 (DDR2) Dual Inline Memory Modules (DIMM) sockets. 2.4 System memory 2.4.1 Overview The motherboard comes with the same CAS latency.
...-pin footprint compared to the DDR2 800 Qualified Vendors List at the ASUS web site. 2-12 Chapter 2: Hardware information The figure illustrates the location of the DDR2 DIMM sockets: M2N-LR/SATA ® 128 Pins 112 Pins DIMM_B2 DIMM_A2 DIMM_B1 DIMM_A1 M2N-LR/SATA 240-pin DDR2 DIMM Sockets Channel Channel A Channel B Sockets DIMM_A1 and... four 2 GB DDR2 memory modules. • Always install DIMMs with four Double Data Rate 2 (DDR2) Dual Inline Memory Modules (DIMM) sockets. 2.4 System memory 2.4.1 Overview The motherboard comes with the same CAS latency.
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... clips outward to the DDR2 DIMM sockets. 2.4.4 Removing a DIMM To remove a DIMM: 1. Remove the DIMM from the socket. 2 1 DDR2 DIMM notch ASUS M2N-LR Series 2-13 Firmly insert the DIMM into a socket to avoid damaging the DIMM. • The DDR2 DIMM sockets do so can cause severe damage to... both the motherboard and the components. 2.4.3 Installing a DIMM Unplug the power supply before adding or removing DIMMs or other system components. Failure to do not ...
... clips outward to the DDR2 DIMM sockets. 2.4.4 Removing a DIMM To remove a DIMM: 1. Remove the DIMM from the socket. 2 1 DDR2 DIMM notch ASUS M2N-LR Series 2-13 Firmly insert the DIMM into a socket to avoid damaging the DIMM. • The DDR2 DIMM sockets do so can cause severe damage to... both the motherboard and the components. 2.4.3 Installing a DIMM Unplug the power supply before adding or removing DIMMs or other system components. Failure to do not ...
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... 14 9 Primary IDE Channel * These IRQs are usually available for ISA or PCI devices. 2.5.4 PCI Express x16 slot This motherboard supports a PCI Express x16 graphics card that comply with the PCI Express specifications. ASUS M2N-LR Series 2-15 The figure shows a graphics card installed on the PCI Express x 16 slot. 2.5.3 Interrupt assignments Standard interrupt...
... 14 9 Primary IDE Channel * These IRQs are usually available for ISA or PCI devices. 2.5.4 PCI Express x16 slot This motherboard supports a PCI Express x16 graphics card that comply with the PCI Express specifications. ASUS M2N-LR Series 2-15 The figure shows a graphics card installed on the PCI Express x 16 slot. 2.5.3 Interrupt assignments Standard interrupt...
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.... 2-16 Chapter 2: Hardware information Refer to table below for details. Refer to table below for details. • Important note on M2N-LR/SATA: When one PCI-X slot is populated, the PCI-X frequency is 66MHz. When both PCI-X slots are populated, the PCI-X ...figure shows a LAN card installed on a PCI slot. • Important note on the motherboard supports a Zero-Channel RAID card that comply with PCI specifications. PCI-X Frequency PCI-X 1 slot (PCIX1) populated -populated M2N-LR PCI-X 2 slot (PCIX2) -populated populated Frequency 133MHz 133MHz 100MHz PCI-X 1 slot (...
.... 2-16 Chapter 2: Hardware information Refer to table below for details. Refer to table below for details. • Important note on M2N-LR/SATA: When one PCI-X slot is populated, the PCI-X frequency is 66MHz. When both PCI-X slots are populated, the PCI-X ...figure shows a LAN card installed on a PCI slot. • Important note on the motherboard supports a Zero-Channel RAID card that comply with PCI specifications. PCI-X Frequency PCI-X 1 slot (PCIX1) populated -populated M2N-LR PCI-X 2 slot (PCIX2) -populated populated Frequency 133MHz 133MHz 100MHz PCI-X 1 slot (...
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You can automatically reset parameter settings to overclocking, use the C.P.R. (CPU Parameter Recall) feature. Reinstall the battery. 5. M2N-LR/SATA ® CLRTC1 12 23 Normal (Default) Clear RTC M2N-LR/SATA Clear RTC RAM • Make sure to re-enter your previous BIOS settings after you to re-enter data...., never remove the cap on pins 2-3 for about 5~10 seconds, then move the cap back to pins 1-2. 4. Remove the onboard battery. 3. ASUS M2N-LR Series 2-17 Clear RTC RAM (CLRTC) This jumper allows you clear the CMOS. • You do not need to clear the RTC when the ...
You can automatically reset parameter settings to overclocking, use the C.P.R. (CPU Parameter Recall) feature. Reinstall the battery. 5. M2N-LR/SATA ® CLRTC1 12 23 Normal (Default) Clear RTC M2N-LR/SATA Clear RTC RAM • Make sure to re-enter your previous BIOS settings after you to re-enter data...., never remove the cap on pins 2-3 for about 5~10 seconds, then move the cap back to pins 1-2. 4. Remove the onboard battery. 3. ASUS M2N-LR Series 2-17 Clear RTC RAM (CLRTC) This jumper allows you clear the CMOS. • You do not need to clear the RTC when the ...
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...to enable or disable the onboard Broadcom® BCM5721 Gigabit LAN controllers. M2N-LR/SATA ® LAN_EN1 12 23 Enable (Default) Disable M2N-LR/SATA LAN_EN1 Setting M2N-LR/SATA ® LAN_EN2 2 1 Enable (Default) 3 2 Disable M2N-LR/SATA LAN_EN2 Setting 2-18 Chapter 2: Hardware information Gigabit LAN controller setting ... on the +5VSB lead, and a corresponding setting in the BIOS. M2N-LR/SATA ® KBPWR1 12 23 +5V (Default) +5VSB M2N-LR/SATA Keyboard Power Setting 3. This feature requires an ATX power supply that can supply at least 1A on the keyboard (the ...
...to enable or disable the onboard Broadcom® BCM5721 Gigabit LAN controllers. M2N-LR/SATA ® LAN_EN1 12 23 Enable (Default) Disable M2N-LR/SATA LAN_EN1 Setting M2N-LR/SATA ® LAN_EN2 2 1 Enable (Default) 3 2 Disable M2N-LR/SATA LAN_EN2 Setting 2-18 Chapter 2: Hardware information Gigabit LAN controller setting ... on the +5VSB lead, and a corresponding setting in the BIOS. M2N-LR/SATA ® KBPWR1 12 23 +5V (Default) +5VSB M2N-LR/SATA Keyboard Power Setting 3. This feature requires an ATX power supply that can supply at least 1A on the keyboard (the ...