Instruction/ maintenance manual of the product M3N78-CM Asus
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Motherboard M3N78-CM.
ii Copyright © 2008 ASUST eK 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 r.
iii Contents Notices ......................................................................................................... vi Safety information ..................................................................................... vii About this guide .
iv Contents 1.10.2 Internal connectors ....................................................... 1-1 8 1.1 1 Software support ........................................................................ 1-26 1.1 1.1 Installing an operating system ..........
v Contents 2.5 Power menu ................................................................................ 2-19 2.5.1 Suspend Mode .............................................................. 2-1 9 2.5.2 ACPI 2.0 Support ............................
vi 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.
vii Safety information Electrical safety • T o 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.
viii Conventions used in this guide T o ensure that you perform certain tasks properly , take note of the following symbols used throughout this manual. DANGER/W ARNING : 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.
ix CPU AMD socket AM2+ / AM2 for AMD Phenom™FX / Phenom™ / Athlon™ / Sempron TM processors AMD64 architecture enables simultaneous 32-bit and 64-bit computing Supports AMD Cool ‘n’ Quiet™ T echnology Support CPU up to 140W Chipset NVIDIA ® GeForce ® 8200 (MCP78S) System bus Up to 5200 MT/s HyperT ransport™ 3.
x M3N78-CM specications 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/.
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 .
AMD Cool ‘n’ Quiet T echnology The motherboard supports the AMD Cool ‘n’ Quiet T echnology , 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.
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.
1.4 Before you proceed T ake note of the following precautions before you install motherboard components or change any motherboard settings. • Unplug the power cord from the wall socket before touching any component.
1.5 Motherboard overview 1.5.1 Placement direction When installing the motherboard, ensure that you place it into the chassis in the correct orientation. The edge with external ports goes to the rear part of the chassis as indicated in the image below .
1 4 3 1 2 6 7 8 5 9 10 11 12 13 14 15 16 1.5.3 Motherboard layout Refer to 1.10 Connectors for more information about rear panel connectors and internal connectors.
1.5.4 Layout contents Connectors/Jumpers/Slots Page 1. A TX power connectors (24-pin EA TXPWR, 8-pin A TX12V) 1-23 2. AMD CPU 940-pin Socket 1-7 3. CPU fan connector (4-pin CPU_F AN) 1-8 4. DDR2 DIMM slots 1-10 5. Serial A T A connectors (7-pin SA T A1-6) 1-21 6.
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 t 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.
1.6.2 Installing the heatsink and fan Make sure that you use only AMD-certied 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 ts properly on the retention module base.
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 ts the retention mechanism module base, otherwise you cannot snap the retention bracket in place.
1.7.2 Memory congurations Y ou may install 256 MB, 512 MB, 1 GB, and 2 GB unbuffered ECC / non-ECC DDR2 DIMMs into the DIMM sockets. • Y ou may install varying memory sizes in Channel A and Channel B. The system maps the total size of the lower-sized channel for the dual-channel conguration.
DDR2-667 MHz capability Size Vendor Model CL Brand SS/ DS Component DIMM support A* B* C* 2G Kingston KVR667D2N5/2G N/A Micron DS 7RE22 D9HNL · · 512MB Samsung M378T6553CZ3-CE6 N/A Samsung SS K4T510.
SS - Single-sided / DS - Double - sided DIMM support: • A*: Supports one module inserted into any slot as Single-channel memory conguration. • B*: Supports one pair of modules inserted into either the yellow slots or the black slots as one pair of Dual-channel memory conguration.
1.7.3 Installing a DIMM Unplug the power supply before adding or removing DIMMs or other system components. Failure to do so can cause severe damage to both the motherboard and the components. Unlocked retaining clip 1 DDR2 DIMM notch 1. Unlock a DDR2 DIMM socket by pressing the retaining clips outward.
1.8 Expansion slots In the future, you may need to install expansion cards. The following sub-sections describe the slots and the expansion cards that they support. Ensure to unplug the power cord before adding or removing expansion cards. Failure to do so may cause you physical injury and damage motherboard components.
1.9 Jumpers 1. Clear RTC RAM (CLRTC) This jumper allows you to clear the Real T ime Clock (RTC) RAM in CMOS. Y ou can clear the CMOS memory of date, time, and system setup parameters by erasing the CMOS RTC RAM data. The onboard button cell battery powers the RAM data in CMOS, which include system setup information such as system passwords.
1.10 Connectors 1.10.1 Rear panel connectors 1. PS/2 Keyboard port(purple). This port is for a PS/2 keyboard. 2. Video Graphics Adapter (VGA) port. This 15-pin port is for a VGA monitor or other VGA-compatible devices. 3. LAN (RJ-45) port. This port allows Gigabit connection to a Local Area Network (LAN) through a network hub.
1.10.2 Internal connectors 1. Floppy disk drive connector (34-1 pin FLOPPY) This connector is for a Floppy Disk Drive (FDD) signal cable. Insert one end of the cable to this connector , then connect the other end to the signal connector at the back of the oppy disk drive.
2. LPT connector (26-1pin LPT) The LPT (Line Printing T erminal) connector supports devices such as a printer . LPT standardizes as IEEE 1394, which is the parallel port interface on IBM PC-compatible computers.
4. IDE connector (40-1 pin PRI_IDE) The onboard IDE connector is for Ultra DMA 133/100/66 signal cable. There are three connectors on each Ultra DMA 133 / 100 / 66 signal cable: blue, black, and gray . Connect the blue connector to the motherboard’s IDE connector , then select one of the following modes to congure your device(s).
6. Serial A T A connectors (7-pin SA T A1 [red], SA T A2 [red], SA T A3 [red], SA T A4 [red], SA T A5 [black], SA T A6 [black]) These connectors are for the Serial A T A signal cables for Serial A T A 3Gb/s hard disk and optical disk drives. The Serial A T A 3Gb/s is backward compatible with Serial A T A 1.
7. USB connectors (10-1 pin USB78, USB 910, USB1 1 12) These connectors are for USB 2.0 ports. Connect the USB module cable to any of these connectors, then install the module to a slot opening at the back of the system chassis. These USB connectors comply with USB 2.
9. A TX power connectors (24-pin EA TXPWR, 4-pin A TX12V) These connectors are for an A TX power supply . The plugs from the power supply are designed to t these connectors in only one orientation. Find the proper orientation and push down rmly until the connectors completely t.
10. CPU, Chassis and Power Fan connectors (4-pin CPU_F AN, 3-pin CHA_F AN, 3-pin PWR_F AN) The fan co nnector s supp ort coo ling f ans of 350 mA~740 mA (8.
1 1. System panel connector (20-8 pin P ANEL) This connector supports several chassis-mounted functions. • System power LED (2-pin PLED) This 2-pin connector is for the system power LED.
Click an item to install Click an icon to display Support DVD/ motherboard information If Autorun is NOT enabled in your computer , browse the contents of the Support DVD to locate the le ASSETUP .EXE from the BIN folder . Double-click the ASSETUP .
Chapter 2: BIOS setup 2-1 Chapter 2 BIOS information 2.1 Managing and updating your BIOS The following utilities allow you to manage and update the motherboard Basic Input/Output System (BIOS) setup. 1. ASUS Update: Updates the BIOS in Windows ® environment.
2-2 ASUS M3N78-CM Updating the BIOS through the Internet T o update the BIOS through the Internet: 1. Launch the ASUS Update utility from the Windows ® desktop by clicking Start > Programs > ASUS > ASUSUpdate > ASUSUpdate . 2. Select Update BIOS from the Internet from the drop-down menu, then click Next .
Chapter 2: BIOS setup 2-3 d. Select the Create an MS-DOS startup disk check box. e. Click Start . 2. Copy the original or the latest motherboard BIOS le to the bootable oppy disk.
2-4 ASUS M3N78-CM 2.1.4 AFUDOS utility The AFUDOS utility allows you to update the BIOS le in DOS environment using a bootable oppy disk with the updated BIOS le. This utility also allows you to copy the current BIOS le that you can use as backup when the BIOS fails or gets corrupted during the updating process.
Chapter 2: BIOS setup 2-5 4. At the prompt key in afudos /i[lename] where [lename] is the latest or the original BIOS le in the bootable oppy disk. A:>afudos /iM3N78CM.ROM then press <Enter> . Do not shut down or reset the system while updating the BIOS to prevent system boot failure! 5.
2-6 ASUS M3N78-CM 3. The utility displays the following message and automatically checks the oppy disk for the original or updated BIOS le. Bad BIOS checksum. Starting BIOS recovery... Checking for oppy... When found, the utility reads the BIOS le and starts ashing the corrupted BIOS le.
Chapter 2: BIOS setup 2-7 4. Restart the system after the utility completes the updating process. • Only the USB ash disk with F A T 32/16 format and single partition can support ASUS CrashFree BIOS 3.
2-8 ASUS M3N78-CM 2.2.1 BIOS menu screen 2.2.2 Menu bar The menu bar on top of the screen has the following main items: Main For changing the basic system conguration Advanced For changing the adva.
Chapter 2: BIOS setup 2-9 2.2.4 Menu items The highlighted item on the menu bar displays the specic items for that menu. For example, selecting Main shows the Main menu items. The other items (Advanced, Power , Boot, T ools, and Exit) on the menu bar have their respective menu items.
2-10 ASUS M3N78-CM 2.3 Main menu When you enter the BIOS Setup program, the Main menu screen appears, giving you an overview of the basic system information. 2.3.1 System Time [xx: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.
Chapter 2: BIOS setup 2-1 1 LBA/Large Mode [Auto] Enables or disables the LBA mode. Setting to [Auto] enables the LBA mode if the device supports this mode, and if the device was not previously formatted with LBA mode disabled.
2-12 ASUS M3N78-CM 2.4 Advanced menu The Advanced menu items allow you to change the settings for the CPU and other system devices. T ake caution when changing the settings of the Advanced menu items. Incorrect eld values can cause the system to malfunction.
Chapter 2: BIOS setup 2-13 GPU OverClocking [Auto] Allows selection of GPU overclocking options to achieve desired GPU frequency . Select either one of the preset overclocking conguration options: [Auto] - allows you to set overclocking parameters automatically .
2-14 ASUS M3N78-CM Memory Timing and V oltage: Memory Clock Mode [Auto] Allows you to select the Memory Clock mode. Conguration options: [Auto] [Manual] The following item appears only when the Memory Clock Mode item is set to [Manual]. Memclock V alue [266 MHz] Allows you to select the memclock value.
Chapter 2: BIOS setup 2-15 tWRWR [ Auto] Allows you to specify the T wrwr time. Conguration options: [Auto] [0 CLK] [1 CLK] [2 CLK] [3 CLK] tRDRD [ Auto] Allows you to specify the T rdrd time. Conguration options: [Auto] [2 CLK] [3 CLK] [4 CLK] [5 CLK] tRFC0/1/2/3[ Auto] Allows you to specify the T rfc0/1/2/3 time.
2-16 ASUS M3N78-CM Enable Clock to All DIMMs [Disabled] Enables or disables clock to all DIMMs. Conguration options: [Disabled] [Enabled] MemClk T ristate C3/AL TVID [Disabled] Enables or disables the MemClk T ristate C3/AL TVID.
Chapter 2: BIOS setup 2-17 iGPU Frame Buffer Size [128 MB] Allows you to set the iGPU Frame Buffer Size. Conguration options: [32 MB] [64 MB] [128 MB] [256 MB] PCIE 2.0 Support [Auto] Allows you to enable or disable the PCIE 2.0 support. Conguration options: [Disabled] [Auto] AZALIA Audio [External codec] Allows you to set HD Audio mode.
2-18 ASUS M3N78-CM PCI Latency Timer [64] Allows you to select the value in units of PCI clocks for the PCI device latency timer register . Conguration options: [32] [64] [96] [128] [160] [192] [224] [248] Allocate IRQ to PCI VGA [Y es] When set to [Y es], BIOS assigns an IRQ to PCI VGA card if the card requests for an IRQ.
Chapter 2: BIOS setup 2-19 2.5 Power menu The Power menu items allow you to change the settings for the Advanced Conguration and Power Interface (ACPI) and the Advanced Power Management (APM). Select an item then press <Enter> to display the conguration options.
2-20 ASUS M3N78-CM Power On By Ring [Disabled] Enable or disable RI to generate a wake event. Conguration options: [Disabled] [Enabled] Power On By PS/2 KB/MS [Disabled] Enable or disable PS/2 Keyboard/Mouse to generate a wake event.
Chapter 2: BIOS setup 2-21 2.6.1 Boot Device Priority 1st ~ xxth Boot Device These items specify the boot device priority sequence from the available devices. The number of device items that appears on the screen depends on the number of devices installed in the system.
2-22 ASUS M3N78-CM If you forget your BIOS password, you can clear it by erasing the CMOS Real T ime Clock (RTC) RAM. See section “1.9 Jumpers” for information on how to erase the RTC RAM. W ait for ‘F1’ If Error [Enabled] When set to Enabled , the system waits for the F1 key to be pressed when error occurs.
Chapter 2: BIOS setup 2-23 Select Screen Select Item +- Change Field Enter Go to Sub Screen F1 General Help F10 Save and Exit ESC Exit v02.61 (C)Copyright 1985-2007, American Megatrends, Inc. ASUS EZ Flash 2 Express Gate [Enabled] Enter OS Timer [10 Seconds] Reset User DATA [No] AI NET2 Press ENTER to run the utility to select and update BIOS.
2-24 ASUS M3N78-CM 2.7.2 Express Gate [Enabled] Allows you to enable or disable the ASUS Express Gate feature. The ASUS Express Gate feature is a unique instant-on environment that provides quick access to the Internet browser and Skype.
Chapter 2: BIOS setup 2-25 Exit Options Exit & Save Changes Exit & Discard Changes Discard Changes Load Setup Defaults Exit system setup after saving the changes. F10 key can be used for this operation. Pressing <Esc> does not immediately exit this menu.
2-26 ASUS M3N78-CM.
An important point after buying a device Asus M3N78-CM (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Asus M3N78-CM yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Asus M3N78-CM - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Asus M3N78-CM you will learn all the available features of the product, as well as information on its operation. The information that you get Asus M3N78-CM will certainly help you make a decision on the purchase.
If you already are a holder of Asus M3N78-CM, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Asus M3N78-CM.
However, one of the most important roles played by the user manual is to help in solving problems with Asus M3N78-CM. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Asus M3N78-CM along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
