Quick Links. Download this manual. M3N78 PRO. Table of Contents. Page 2 Product warranty or service will not be extended if: 1 the product is repaired, modified or altered, unless such repair, modification of alteration is authorized in writing by ASUS; or 2 the serial number of the product is defaced or missing. Page 3: Table Of Contents Welcome!
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Quick Links. Download this manual See also: User Manual. Table of Contents. Page 2 Product warranty or service will not be extended if: 1 the product is repaired, modified or altered, unless such repair, modification of alteration is authorized in writing by ASUS; or 2 the serial number of the product is defaced or missing.
Page 3: Table Of Contents Welcome! Page 5 Boot Device Priority If possible, disconnect all power cables from the existing system before you add a device. Page 8: About This Guide Refer to the following sources for additional information and for product and software updates. Refer to the ASUS contact information. Optional documentation Your product package may include optional documentation, such as warranty flyers, that may have been added by your dealer.
Page 9: Conventions Used In This Guide Conventions used in this guide To ensure that you perform certain tasks properly, take note of the following symbols used throughout this manual.
Page Chapter 1: Product Introduction This chapter describes the motherboard features and the new technologies it supports. Product introduction Before you start installing the motherboard, and hardware devices on it, check the items in your package with the list below.
Visit the ASUS website www. Page Innovative Asus Features See page for details. See page for details. Page Motherboard Overview Motherboard overview 1. Page Placement Direction Place eight 8 screws into the holes indicated by circles to secure the motherboard to the chassis.
Do not overtighten the screws! Doing so can damage the motherboard. Hardware monitoring errors can occur if you fail to plug this connector. Ensure that you use only qualified heatsink and fan assembly. Page 25 Otherwise, you cannot snap the retention bracket in place. Push down the retention bracket lock on the retention mechanism to secure the heatsink and fan to the module base.
Page System Memory System memory 1. Page 27 The motherboard can support 8 GB physical memory on the operating system listed below. Page 29 Dual-channel memory configuration. Page Installing A Dimm 1. Failure to do so may cause severe damage to both the motherboard and the components. Assign an IRQ to the card. Refer to the tables on the next page. Install the software drivers for the expansion card. Otherwise, conflicts will arise between the two PCI groups, making the system unstable and the card inoperable.
Page Pci Slots 1. For system failure due to overclocking, use the C. CPU Parameter Recall feature. Shut down and reboot the system so the BIOS can automatically reset parameter settings to default values. Page 1. USB 2. A TPM system also helps enhance network security, protects digital identities, and ensures platform integrity.
See the page for details. Connect the fan cables to the fan connectors on the motherboard, ensuring that the black wire of each cable matches the ground pin of the connector. Connect the serial port module cable to the connector, then install the module to a slot opening at the back of the system chassis.
The serial port bracket COM1 is purchased separately. Page 48 Chapter 1: Product introduction Detailed descriptions of the BIOS parameters are also provided. BIOS setup Click Start. Copy the original or the latest motherboard BIOS file to the bootable floppy disk.
Page Asus Ez Flash 2 Utility 2. The utility copies the current BIOS file to the floppy disk. All rights reserved. Reading flash.. Save the BIOS file to a bootable floppy disk. Write the BIOS filename on a piece of paper. Page Asus Crashfree Bios 3 Utility 2. The device size should be smaller than 8GB. Doing so Page Asus Update Utility 2. Page Bios Setup Program The BIOS setup screens shown in this section are for reference purposes only, and may not exactly match what you see on your screen.
Page Navigation Keys 2. Use the navigation keys to select items in the menu and change the settings. Some of the navigation keys differ from one screen to another. Page Main Menu Allows you to set the system date. Configuration options: [Disabled] [K , 5. There is a separate sub-menu for each IDE device. Page Storage Configuration 2. Take caution when changing the settings of the Advanced menu items. Incorrect field values can cause the system to malfunction. Page 69 Allows you to select the overclock options.
Page Cpu Configuration 2. This item allows the cache RAM to be corrected when idle. Configuration options: [Disabled] [40ns] [80ns] [na] [ns] [ns] [1. Page Pci Pnp 2. Page Trusted Computing 2. Page Apm Configuration 2. Page Hardware Monitor The onboard hardware monitor automatically detects the voltage output through the onboard voltage regulators. Configuration options: [Disabled] [Enabled] Specifies the Boot Boot settings Device Priority sequence. Page Boot Settings Configuration This allows you to enable or disable the full screen logo display feature.
Configuration options: [Disabled] [Enabled] 2. Software support Page Drivers Menu The drivers menu shows the available device drivers if the system detects installed devices. Install the necessary drivers to activate the devices. WinZip 11 Installs the WinZip Ulead Burn. Now Installs the Ulead Burn. Click to show the succeeding Utilities menu below.
Page Make Disk Menu 3. You can also find this information on the inside front cover of this user guide. Chapter 3: Software support Page Other Information The icons on the top right corner of the screen give additional information on the motherboard and the contents of the support DVD.
Click an icon to display the specified information. Motherboard Info Displays the general specifications of the motherboard. Filelist Displays the contents of the support DVD and a brief description of each in text format. Follow the succeeding screen instructions to complete the installation. Page Chapter 3: Software support Page Save your changes and Exit Setup.
ASUS M3N78 PRO - motherboard - ATX - Socket AM2+ - GeForce 8300 Series Specs
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Asus M3N78 PRO - Motherboard - ATX User Manual