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M3N78-CM
Motherboard
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E4309 Second Edition V2 November 2008 Copyright © 2008 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 extende
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Contents Notices ......................................................................................................... vi Safety information ..................................................................................... vii About this guide ........................................................................................ vii M3N78-CM specifications summary ......................................................... ix Chapter 1: Product introduction 1.1 Welcome! .................
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Contents 1.10.2 Internal connectors ....................................................... 1-18 1.11 Software support ........................................................................ 1-26 1.11.1 Installing an operating system ...................................... 1-26 1.11.2 Support DVD information .............................................. 1-26 Chapter 2: BIOS information 2.1 Managing and updating your BIOS ............................................ 2-1 2.1.1 ASUS Update utility
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Contents 2.5 Power menu ................................................................................ 2-19 2.5.1 Suspend Mode .............................................................. 2-19 2.5.2 ACPI 2.0 Support ......................................................... 2-19 2.5.3 ACPI APIC Support ....................................................... 2-19 2.5.4 APM Configuration ........................................................ 2-19 2.5.5 Hardware Monitor .......................
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Notices Federal Communications Commission Statement This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: • This device may not cause harmful interference, and • This device must accept any interference received including interference that may cause undesired operation. This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide r
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Safety information Electrical safety • To prevent electrical shock hazard, disconnect the power cable from the electrical outlet before relocating the system. • When adding or removing devices to or from the system, ensure that the power cables for the devices are unplugged before the signal cables are connected. If possible, disconnect all power cables from the existing system before you add a device. • Before connecting or removing signal cables from the motherboard, ensure that all power
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Conventions used in this guide To ensure that you perform certain tasks properly, take note of the following symbols used throughout this manual. DANGER/WARNING: Information to prevent injury to yourself when trying to complete a task. CAUTION: Information to prevent damage to the components when trying to complete a task. IMPORTANT: Instructions that you MUST follow to complete a task. NOTE: Tips and additional information to help you complete a task. Where to find more
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M3N78-CM specifications summary CPU AMD socket AM2+ / AM2 for AMD Phenom™FX / TM Phenom™ / Athlon™ / Sempron processors AMD64 architecture enables simultaneous 32-bit and 64-bit computing Supports AMD Cool ‘n’ Quiet™ Technology Support CPU up to 140W ® ® Chipset NVIDIA GeForce 8200 (MCP78S) System bus Up to 5200 MT/s HyperTransport™ 3.0 interface for AM2+ CPU; 2000/1600 MT/s for AM2 CPU Memory Dual-channel memory architecture 4 x 240-pin DIMM sockets support up to 8 GB of unbuff
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M3N78-CM specifications summary Back panel I/O ports 1 x LAN (RJ-45) port 1 x COM port 1 x DVI port 6 x USB 2.0 / 1.1 ports 1 x VGA Out port 1 x PS/2 keyboard port 8-channel audio ports Internal I/O connectors 1 x High Definition front panel audio connector 1 x IDE connector 1 x Floppy disk drive connector 1 x CD audio-in connector 1 x CPU fan connector 1 x Chassis fan connector 1 x LPT connector 6 x SATA connectors 1 x S/PDIF Out connector 3 x USB 2.0 connectors for 6 additional
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Chapter 1 Product introduction 1.1 Welcome! ® Thank you for buying an ASUS M3N78-CM 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. 1.2 Package contents Check your motherboard package for the following items. Motherboard ASUS M3N78-CM motherboard Cables 2 x
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AMD Cool ‘n’ Quiet Technology The motherboard supports the AMD Cool ‘n’ Quiet Technology, which monitors system operation and automatically adjusts CPU voltage and frequency for a cool and quiet operating environment. Dual channel DDR2 1066 support This motherboard supports DDR2 1066. It provides faster data transfer rate and more bandwidth to increase memory data transfer rate and computing efficiency, enhancing system performance in 3D graphics and other memory demanding applications.
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® ® NVIDIA GeForce 8200 ® ® The NVIDIA GeForce 8200 offers the lastest support of Hybrid SLI technology, DirectX10 graphics features, HD video playback with HDMI / DVI output. It also supports TM TM HyperTransport 3.0 interface, PCI Express 2.0 bus architecture, Serial ATA 3 GB/s devices, and is optimized with AMD’s latest AM2+ and multi-core CPUs to provide excellent system performance. TM Hybrid SLI TM Hybrid SLI technology is a unique hybrid multi-GPU technology built upon NVIDIA.
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Green ASUS This motherboard and its packaging comply with the European Union’s Restriction on the use of Hazardous Substances (RoHS). This is in line with the ASUS vision of creating environment-friendly and recyclable products/packaging to safeguard consumers’ health while minimizing the impact on the environment. C.P.R. (CPU Parameter Recall) The C.P.R. feature of the motherboard BIOS allows automatic re-setting to the BIOS default settings in case the system hangs due to overclocking.
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Onboard LED The motherboard comes with a standby power LED that lights up to indicate that the system is ON, SB_PWR R in sleep mode, or in soft-off mode. This is a reminder that you should M3N78-CM shut down the system and unplug ON OFF Standby Powered the power cable before removing Power Off or plugging in any motherboard M3N78-CM Onboard LED component. The illustration below shows the location of the onboard LED. 1.5 Motherboard overview 1.5.1 Placement direction When installing the
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1.5.3 Motherboard layout 1 2 3 4 1 5 6 16 15 14 13 12 11 10 9 8 7 Refer to 1.10 Connectors for more information about rear panel connectors and internal connectors. 1-6 ASUS M3N78-CM
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1.5.4 Layout contents Connectors/Jumpers/Slots Page 1. ATX power connectors (24-pin EATXPWR, 8-pin ATX12V) 1-23 2. AMD CPU 940-pin Socket 1-7 3. CPU fan connector (4-pin CPU_FAN) 1-8 4. DDR2 DIMM slots 1-10 5. Serial ATA connectors (7-pin SATA1-6) 1-21 6. IDE connector (40-1 pin PRI_EIDE) 1-20 7. USB connectors (10-1 pin USB78, USB910, USB1112) 1-22 8. LPT connector 1-19 9. Clear RTC RAM (3-pin CLRTC) 1-16 10. Onboard LED 1-5 11. System panel connector (20-8 pin PANEL) 1-25 12. Floppy disk driv
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2. Unlock the socket by pressing the lever sideways, then lift it up to a 90°-100° angle. Socket lever Ensure that the socket lever is lifted up to 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 socke
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1.6.2 Installing the heatsink and fan Make sure that you use only AMD-certified heatsink and fan assembly. Follow these steps 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 have to remove the retention module base when installing the CPU or installing other motherboard components. • If
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3. Align the other end of the retention bracket (near the retention bracket lock) to the retention module base. A clicking sound denotes that the retention bracket is in place. Make sure that the fan and heatsink assembly perfectly fits the retention mechanism module base, otherwise you cannot snap the retention bracket in place. 4. Push down the retention bracket lock on the retention mechanism to secure the heatsink and fan to the module base. 5. When the fan and heatsink assembly is in pl
