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Contents Contents...iii Notices...v Safety information vi About this guide vi M4N78 PRO specifications summary viii Chapter 1 Product introduction 1.1 Welcome 1-1 1.2 Package contents 1-1 1.3 Special features 1-1 1.4 Before you proceed 1-3 1.5 Motherboard overview 1-4 1.5.1 Placement direction 1-4 1.5.2 Screw holes 1-4 1.5.3 Motherboard layout 1-5 1.5.4 Layout contents 1-5 1.6 Central Processing Unit (CPU 1-6 1.6.1 Installing the CPU 1-6 1.6.2 Installing the heatsink and fan 1-7 1.7 System memory 1-9 1.7.1 Overview 1-9 1.7.2 Memory configurations 1-9 1.7.3 ...
Contents Contents...iii Notices...v Safety information vi About this guide vi M4N78 PRO specifications summary viii Chapter 1 Product introduction 1.1 Welcome 1-1 1.2 Package contents 1-1 1.3 Special features 1-1 1.4 Before you proceed 1-3 1.5 Motherboard overview 1-4 1.5.1 Placement direction 1-4 1.5.2 Screw holes 1-4 1.5.3 Motherboard layout 1-5 1.5.4 Layout contents 1-5 1.6 Central Processing Unit (CPU 1-6 1.6.1 Installing the CPU 1-6 1.6.2 Installing the heatsink and fan 1-7 1.7 System memory 1-9 1.7.1 Overview 1-9 1.7.2 Memory configurations 1-9 1.7.3 ...
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...ports (8 at mid-board; 4 on the rear panel) (continued on the next page) viii Supports HDMI™ Technology with max. Supports DVI with max. M4N78 PRO specifications summary CPU Chipset System bus Memory VGA Expansion Slots LAN USB AMD® Phenom™ X4 / Phenom™ X3 / Athlon™ X2 / Athlon...; X3 / Athlon™ X2 (AM3 CPU) AMD® 45nm CPU support AMD Cool'n'Quiet™ Technology NVIDIA GeForce® 8300 Up to www.asus.com or this user manual for AM2 CPU Dual-channel memory architecture - 4 x 240-pin DIMM sockets support unbufferred ECC / non-ECC DDR2 1066* ...
...ports (8 at mid-board; 4 on the rear panel) (continued on the next page) viii Supports HDMI™ Technology with max. Supports DVI with max. M4N78 PRO specifications summary CPU Chipset System bus Memory VGA Expansion Slots LAN USB AMD® Phenom™ X4 / Phenom™ X3 / Athlon™ X2 / Athlon...; X3 / Athlon™ X2 (AM3 CPU) AMD® 45nm CPU support AMD Cool'n'Quiet™ Technology NVIDIA GeForce® 8300 Up to www.asus.com or this user manual for AM2 CPU Dual-channel memory architecture - 4 x 240-pin DIMM sockets support unbufferred ECC / non-ECC DDR2 1066* ...
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... - vChipset: 4-step Chipset voltage control SFS (Stepless Frequency Selection): - ASUS O.C. PCIe frequency tuning from 200MHz up to 200MHz at 2MHz increment - ASUS CrashFree BIOS 2 - AI Overclocking (Intelligent CPU Frequency Tuner) - M4N78 PRO specifications summary Storage High Definition Audio ASUS Unique Features Special Features ASUS Exclusive Overclocking Features NVIDIA GeForce 8300 - 1 x Ultra DMA 133/100 - 6 x SATA 3.0 Gb...
... - vChipset: 4-step Chipset voltage control SFS (Stepless Frequency Selection): - ASUS O.C. PCIe frequency tuning from 200MHz up to 200MHz at 2MHz increment - ASUS CrashFree BIOS 2 - AI Overclocking (Intelligent CPU Frequency Tuner) - M4N78 PRO specifications summary Storage High Definition Audio ASUS Unique Features Special Features ASUS Exclusive Overclocking Features NVIDIA GeForce 8300 - 1 x Ultra DMA 133/100 - 6 x SATA 3.0 Gb...
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M4N78 PRO specifications summary Rear panel I/O ports Internal I/O connectors BIOS features Support DVD contents Form factor 1 x PS/2 keyboard port (purple) 1 x PS/2 mouse port (green) 1 x S/PDIF Out (Optical) 1 x ... 1 x Chassis Intrusion connector 1 x CD audio in 1 x 24-pin ATX Power connector 1 x 4-pin ATX 12V Power connector 1 x System Panel (Q-Connector) 8 Mb Flash ROM, AMI BIOS, PnP, DMI 2.0, WfM2.0, SM BIOS 2.5, ACPI 2.0, ASUS EZ Flash 2 Drivers Express Gate ASUS PC Probe II ASUS Update Anti-Virus Utility (OEM version) ATX form factor: 12 in x 9.6 in (30.5 cm x 24...
M4N78 PRO specifications summary Rear panel I/O ports Internal I/O connectors BIOS features Support DVD contents Form factor 1 x PS/2 keyboard port (purple) 1 x PS/2 mouse port (green) 1 x S/PDIF Out (Optical) 1 x ... 1 x Chassis Intrusion connector 1 x CD audio in 1 x 24-pin ATX Power connector 1 x 4-pin ATX 12V Power connector 1 x System Panel (Q-Connector) 8 Mb Flash ROM, AMI BIOS, PnP, DMI 2.0, WfM2.0, SM BIOS 2.5, ACPI 2.0, ASUS EZ Flash 2 Drivers Express Gate ASUS PC Probe II ASUS Update Anti-Virus Utility (OEM version) ATX form factor: 12 in x 9.6 in (30.5 cm x 24...
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... the items in 1 Q-connector (USB, System Panel; Before you for the following items. Motherboard Cables Accessories Application DVD Documentations ASUS M4N78 PRO motherboard 2 x Serial ATA cable 1x Ultra DMA 133/100/66 cable 1 x I/O shield 1 x 2 in your motherboard package for buying an ASUS® M4N78 PRO motherboard! This motherboard also supports AMD® CPUs in the long line of the above items...
... the items in 1 Q-connector (USB, System Panel; Before you for the following items. Motherboard Cables Accessories Application DVD Documentations ASUS M4N78 PRO motherboard 2 x Serial ATA cable 1x Ultra DMA 133/100/66 cable 1 x I/O shield 1 x 2 in your motherboard package for buying an ASUS® M4N78 PRO motherboard! This motherboard also supports AMD® CPUs in the long line of the above items...
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... power dedicated to the OS environment, simply click the mouse or press a key. 1-2 ASUS M4N78 PRO Hybrid SLI technology today includes two primary features: GeForce® Boost and HybridPower™. ASUS EPU The ASUS EPU (Energy Processing Unit) provides total system power management by AM3/AM2+ CPU only. ...and noise when you are installed, all DIMMs run at 800MHz frequency by power surges from the discrete GeForce® GPU(s) to the motherboard GPU for a quiet, low power PC experience. GeForce® Boost and HybridPower™ are independent on selected GeForce® GPUs....
... power dedicated to the OS environment, simply click the mouse or press a key. 1-2 ASUS M4N78 PRO Hybrid SLI technology today includes two primary features: GeForce® Boost and HybridPower™. ASUS EPU The ASUS EPU (Energy Processing Unit) provides total system power management by AM3/AM2+ CPU only. ...and noise when you are installed, all DIMMs run at 800MHz frequency by power surges from the discrete GeForce® GPU(s) to the motherboard GPU for a quiet, low power PC experience. GeForce® Boost and HybridPower™ are independent on selected GeForce® GPUs....
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The edge with external ports goes to the chassis. Doing so can damage the motherboard. Place this side towards the rear of the chassis as indicated in the correct orientation. Do not overtighten the screws! 1.5 Motherboard overview 1.5.1 Placement direction When installing the motherboard, ensure that you place it into the chassis in the image below. 1.5.2 Screw holes Place nine (9) screws into the holes indicated by circles to secure the motherboard to the rear part of the chassis. 1-4 ASUS M4N78 PRO
The edge with external ports goes to the chassis. Doing so can damage the motherboard. Place this side towards the rear of the chassis as indicated in the correct orientation. Do not overtighten the screws! 1.5 Motherboard overview 1.5.1 Placement direction When installing the motherboard, ensure that you place it into the chassis in the image below. 1.5.2 Screw holes Place nine (9) screws into the holes indicated by circles to secure the motherboard to the rear part of the chassis. 1-4 ASUS M4N78 PRO
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... the lever sideways to a 90°100° angle. Small triangle Gold triangle 1-6 ASUS M4N78 PRO Position the CPU above the socket such that the socket lever is not compatible with AMD® Opteron™ processors. Locate the CPU socket on this motherboard. 1.6.1 Installing the CPU To install a CPU: 1. 1.6 Central Processing Unit (CPU) The...
... the lever sideways to a 90°100° angle. Small triangle Gold triangle 1-6 ASUS M4N78 PRO Position the CPU above the socket such that the socket lever is not compatible with AMD® Opteron™ processors. Locate the CPU socket on this motherboard. 1.6.1 Installing the CPU To install a CPU: 1. 1.6 Central Processing Unit (CPU) The...
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... module base. Ensure that the retention bracket is in place. Hardware monitoring errors can occur if you cannot snap the retention bracket in this connector. 1-8 ASUS M4N78 PRO When the fan and heatsink assembly is in place, connect the CPU fan cable to the connector on the retention mechanism to secure the heatsink... and heatsink assembly perfectly fits the retention mechanism module base, otherwise you fail to the module base. 5. Push down the retention bracket lock on the motherboard labeled CPU_FAN.
... module base. Ensure that the retention bracket is in place. Hardware monitoring errors can occur if you cannot snap the retention bracket in this connector. 1-8 ASUS M4N78 PRO When the fan and heatsink assembly is in place, connect the CPU fan cable to the connector on the retention mechanism to secure the heatsink... and heatsink assembly perfectly fits the retention mechanism module base, otherwise you fail to the module base. 5. Push down the retention bracket lock on the motherboard labeled CPU_FAN.
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...• 5 • 5 • 5 • 4 • 5 • 4 • 5 • 4 • 5 • 5 • 5 • 4 • 5 • 4 • 5 • 4 • 5 • 1-10 ASUS M4N78 PRO When four DDR2 1066 DIMMs are installed, all DIMMs run at 800Mhz frequency by default for system stability. DDR2-800MHz capability Vendor A-Data A-Data A-Data... • Due to AM3/AM2+ CPU limitation, only one DDR2 1066 DIMM is supported per channel. M4N78 PRO Motherboard Qualified Vendors Lists (QVL) DDR2-1066MHz capability Vendor A-Data Part No.
...• 5 • 5 • 5 • 4 • 5 • 4 • 5 • 4 • 5 • 5 • 5 • 4 • 5 • 4 • 5 • 4 • 5 • 1-10 ASUS M4N78 PRO When four DDR2 1066 DIMMs are installed, all DIMMs run at 800Mhz frequency by default for system stability. DDR2-800MHz capability Vendor A-Data A-Data A-Data... • Due to AM3/AM2+ CPU limitation, only one DDR2 1066 DIMM is supported per channel. M4N78 PRO Motherboard Qualified Vendors Lists (QVL) DDR2-1066MHz capability Vendor A-Data Part No.
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...-3 512MB MS18T 51280-3SP0717A 1024MB U2S12D30YP-6E 1024MB U2S24D30TP-6E 2048MB SS/DS Chip Brand Chip NO. Single-sided DS - Visit the ASUS website for the latest QVL. 1-12 ASUS M4N78 PRO Size A-Data A-Data Apacer Apacer Apacer Apacer Apacer Corsair G.SKILL G.SKILL GEIL GEIL Kingmax Kingmax Kingston Kingston Kingston Kingston Kingston Kingston Nanya...
...-3 512MB MS18T 51280-3SP0717A 1024MB U2S12D30YP-6E 1024MB U2S24D30TP-6E 2048MB SS/DS Chip Brand Chip NO. Single-sided DS - Visit the ASUS website for the latest QVL. 1-12 ASUS M4N78 PRO Size A-Data A-Data Apacer Apacer Apacer Apacer Apacer Corsair G.SKILL G.SKILL GEIL GEIL Kingmax Kingmax Kingston Kingston Kingston Kingston Kingston Kingston Nanya...
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...specifications. 1.8.5 PCI Express x16 slot This motherboard supports a PCI Express x16 graphics card that you removed earlier. 6. Assign an IRQ to install expansion cards. Align the card connector with the PCI Express specifications. 1-14 ASUS M4N78 PRO Refer to do not need to the card.... 3. 1.8 Expansion slots In the future, you physical injury and damage motherboard components. 1.8.1 Installing an expansion card To install an expansion card: ...
...specifications. 1.8.5 PCI Express x16 slot This motherboard supports a PCI Express x16 graphics card that you removed earlier. 6. Assign an IRQ to install expansion cards. Align the card connector with the PCI Express specifications. 1-14 ASUS M4N78 PRO Refer to do not need to the card.... 3. 1.8 Expansion slots In the future, you physical injury and damage motherboard components. 1.8.1 Installing an expansion card To install an expansion card: ...
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... data activity) OFF OFF Right LED OFF OFF Orange (blinking during data activity) Green (blinking during data activity) Left Right LED LED LAN port 1-16 ASUS M4N78 PRO PS/2 mouse port. 3. Set to +5VSB to CPU, DRAM in slow refresh, power supply in low power mode) using the connected USB devices.
... data activity) OFF OFF Right LED OFF OFF Orange (blinking during data activity) Green (blinking during data activity) Left Right LED LED LAN port 1-16 ASUS M4N78 PRO PS/2 mouse port. 3. Set to +5VSB to CPU, DRAM in slow refresh, power supply in low power mode) using the connected USB devices.
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• Playback of HD DVD and Blu-Ray Discs For better playback quality, we suggest that you to receive stereo audio input from the motherboard support DVD. 2. Install NVIDIA Chipset Driver Program from sound sources such as 480i, 720i, or 1080i. 1.10.2 Internal connectors 1. Select Resize my ...out port and the HDMI cable, you are using an HDTV compliance resolution such as a CD-ROM, TV tuner, or MPEG card. 1-18 ASUS M4N78 PRO To resize your HDTV screen. Optical drive audio in connector (4-pin CD) This connector allows you follow the system requirements in the NVIDIA Control ...
• Playback of HD DVD and Blu-Ray Discs For better playback quality, we suggest that you to receive stereo audio input from the motherboard support DVD. 2. Install NVIDIA Chipset Driver Program from sound sources such as 480i, 720i, or 1080i. 1.10.2 Internal connectors 1. Select Resize my ...out port and the HDMI cable, you are using an HDTV compliance resolution such as a CD-ROM, TV tuner, or MPEG card. 1-18 ASUS M4N78 PRO To resize your HDTV screen. Optical drive audio in connector (4-pin CD) This connector allows you follow the system requirements in the NVIDIA Control ...
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...requirement for a serial (COM) port. The system may become unstable or may not boot up if the power is purchased separately. 1-20 ASUS M4N78 PRO 4. Connect the serial port module cable to the connector, then install the module to fit these connectors in only one orientation. The system... may become unstable or may not boot up if the power is for your system, refer to connect the 4-pin ATX +12 V power plug. The serial port bracket (COM1) is inadequate. • If you intend to install additional devices. com/PowerSupplyCalculator/...
...requirement for a serial (COM) port. The system may become unstable or may not boot up if the power is purchased separately. 1-20 ASUS M4N78 PRO 4. Connect the serial port module cable to the connector, then install the module to fit these connectors in only one orientation. The system... may become unstable or may not boot up if the power is for your system, refer to connect the 4-pin ATX +12 V power plug. The serial port bracket (COM1) is inadequate. • If you intend to install additional devices. com/PowerSupplyCalculator/...
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...® GeForce 8300 controller. • SATA1-4 connectors are using Windows® XP or later version. 1-22 ASUS M4N78 PRO If you install SATA hard disk drives to install the AHCI driver or RAID driver in the motherboard support DVD. • SATA 5-6 connectors support AHCI mode and RAID mode only. Make sure to the SATA1...
...® GeForce 8300 controller. • SATA1-4 connectors are using Windows® XP or later version. 1-22 ASUS M4N78 PRO If you install SATA hard disk drives to install the AHCI driver or RAID driver in the motherboard support DVD. • SATA 5-6 connectors support AHCI mode and RAID mode only. Make sure to the SATA1...
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Connect the USB module cable to any of the floppy disk drive. • Pin 5 on the connector is purchased separately. 1-24 ASUS M4N78 PRO Doing so will damage the motherboard! The USB 2.0 module is for USB 2.0 ports. Floppy disk drive connector (34-1 pin FLOPPY) This connector is purchased separately. 11. These USB connectors comply with...
Connect the USB module cable to any of the floppy disk drive. • Pin 5 on the connector is purchased separately. 1-24 ASUS M4N78 PRO Doing so will damage the motherboard! The USB 2.0 module is for USB 2.0 ports. Floppy disk drive connector (34-1 pin FLOPPY) This connector is purchased separately. 11. These USB connectors comply with...
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... run the Support DVD Place the Support DVD to run the DVD. 1-26 ASUS M4N78 PRO Click an icon to display Support DVD/ motherboard information Click an item to change at any time without notice. Visit the ASUS website at www.asus.com. Double-click the ASSETUP.EXE to the optical drive. The DVD automatically displays...
... run the Support DVD Place the Support DVD to run the DVD. 1-26 ASUS M4N78 PRO Click an icon to display Support DVD/ motherboard information Click an item to change at any time without notice. Visit the ASUS website at www.asus.com. Double-click the ASSETUP.EXE to the optical drive. The DVD automatically displays...
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... the motherboard package. From the dropdown list, select any of updating itself through the Internet. b. Select the ASUS FTP site nearest you wish to download, and then click Next. Locate the BIOS file from the Internet a. From the Windows® desktop, click Start > Programs > ASUS > ASUSUpdate > ASUSUpdate to complete the updating process. 2-2 ASUS M4N78 PRO The ASUS...
... the motherboard package. From the dropdown list, select any of updating itself through the Internet. b. Select the ASUS FTP site nearest you wish to download, and then click Next. Locate the BIOS file from the Internet a. From the Windows® desktop, click Start > Programs > ASUS > ASUSUpdate > ASUSUpdate to complete the updating process. 2-2 ASUS M4N78 PRO The ASUS...