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Asus M3A78-EMH HDMI User Manual

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Summary of Contents for Asus M3A78-EMH HDMI

  • Page 1 M3A78- EMH HDMI...
  • 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

    Contents Notices......................vi Safety.information..................vii M3A78-EMH HDMI specifications summary..........x Chapter 1: Product introduction 1.1. Welcome!..................1-2 1.2. Package.contents................1-2 Special features................1-2 1.3.1 Product highlights ............1-2 1.3.2 Innovative ASUS features ..........1-6 Before you proceed..............
  • Page 4 Managing and updating your BIOS..........2-2 2.1.1 Creating a bootable floppy disk ........2-2 2.1.2 AFUDOS utility ..............2-3 2.1.3 ASUS CrashFree BIOS 3 utility ........2-6 2.1.4 ASUS EZ Flash 2 utility ........... 2-8 2.1.5 ASUS Update utility ............2-9 BIOS setup program..............2-12 2.2.1...
  • Page 5 Boot Device Priority ............2-33 2.6.2 Boot Settings Configuration .......... 2-34 2.6.3 Security ................. 2-35 Tools menu.................. 2-38 2.7.1 ASUS EZ Flash 2 ............2-38 Exit menu..................2-39 Chapter 3: Software support 3.1. Installing.an.operating.system............ 3-2 Support CD/DVD information............3-2 3.2.1 Running the support DVD ..........

  • Page 6: Notices

    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.

  • Page 7: Safety.information

    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.

  • Page 8: About This Guide

    Refer to the following sources for additional information and for product and software updates. ASUS.websites The ASUS website provides updated information on ASUS hardware and software products. 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 make sure 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.

  • Page 10: M3A78-Emh Hdmi Specifications Summary

    ECC and non-ECC DDR2 1066*/800/667/533 MHz memory modules Supports up to 8GB system memory * DDR2 1066 is supported by AM2+ CPU only * Refer to www.asus.com or user manual for Memory QVL (Qualified Vendors List) Expansion.slots 1 x PCI Express™ x16 slot 1 x PCI Express™...
  • Page 11 M3A78-EMH HDMI specifications summary Audio ALC883 High Definition Audio 8-channel CODEC Supports Jack-Detect and Multistreaming Technologies Supports S/PDIF out interface Supports up to 12 USB 2.0/1.1 ports (8 ports at mid-board, 4 ports at back panel) PCIe Gigabit LAN ASUS.overclocking.
  • Page 12 M3A78-EMH HDMI specifications summary Accessories. User manual 3 x Serial ATA cables 3 x SATA power cables (include one 2 in 1 power cable) 1 x UltraDMA 133/100/66 cable 1 x FDD cable 1 x I/O shield Form.Factor uATX Form factor: 9.6’’ x 9.0’’ (24.5cm x 22.9cm)

  • Page 13: Chapter 1: Product Introduction

    This chapter describes the motherboard features and the new technologies it supports. Product introduction...

  • Page 14: Welcome

    ® 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.
  • Page 15 HDMI (High-Definition Multimedia Interface) is the first and only industry-supported, uncompressed, all digital audio and video interface via a single cable and is HDCP compliant allowing playback of HD DVD, Blu-Ray Disc and other protected content. See page 1-31 for details. ASUS M3A78-EMH HDMI...

  • Page 16: Dvi Interface

    3D graphics and other memory demanding applications. DDR2 1066 is supported by some of the AM2+ CPUs only. Refer to www.asus.com for the supported CPU models. Chapter 1: Product introduction...
  • Page 17 I/O jacks and notifies users of inappropriate connection, meaning there will be no more confusion of Line-in, Line-out and Mic jacks. See pages 1-29, 1-37 and 2-27 for details. ASUS M3A78-EMH HDMI...

  • Page 18: Innovative Asus Features

    See page 2-34 for details. ASUS.CrashFree.BIOS.3. The ASUS CrashFree BIOS 3 allows users to restore corrupted BIOS data from a USB flash disk containing the BIOS file. This utility saves users the cost and hassle of buying a replacement BIOS chip. See page 2-6 for details.

  • Page 19: Before You Proceed

    The illustration below shows the location of the onboard LED. SB_PWR M3A78-EMH HDMI Standby Powered Power M3A78-EMH HDMI Onboard LED ASUS M3A78-EMH HDMI...

  • Page 20: Motherboard.overview

    Motherboard layout 23cm (9.0in) CHA_FAN PS/2KBMS T : Mouse B: Keyboard ATX12V Super I/O USB34 LAN1_USB12 CPU_FAN AUDIO 9LRPS485CGLF AMD 780G PCIEX1_1 M3A78-EMH HDMI PCIEX16 BIOS RTL8111C CR2032 3V Lithium Cell SB_PWR CMOS Power SB700 PCI1 USB56 CLRTC CHASSIS PCI2 ALC883...

  • Page 21: Placement Direction

    1.5.3. Screw.holes Place six (6) 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. Place.this.side.towards. the.rear.of.the.chassis M3A78-EMH HDMI ASUS M3A78-EMH HDMI...

  • Page 22: Central.processing.unit.(Cpu)

    1.6.1. Installing.the.CPU To install a CPU. Locate the CPU socket on the motherboard. M3A78-EMH HDMI M3A78-EMH HDMI CPU Socket AM2/AM2+ Unlock the socket by pressing the lever sideways, then lift it up to a 90°-100° angle. Socket.lever Make sure that the socket lever is lifted up to 90°-100° angle, otherwise the CPU does not fit in completely.
  • Page 23 Connect the CPU fan cable to the CPU_FAN connector on the motherboard. CPU_FAN M3A78-EMH HDMI M3A78-EMH HDMI CPU Fan Connector Do not forget to connect the CPU fan connector! Hardware monitoring errors can occur if you fail to plug this connector.

  • Page 24: Installing The Heatsink And Fan

    1.6.2. Installing.the.heatsink.and.fan The AMD Phenom™ FX / Phenom / Athlon™ 64 / Sempron™ / Athlon 64X2 / Athlon 64 FX processor requires a specially designed heatsink and fan assembly to ensure optimum thermal condition and performance. Make sure that you use only qualified heatsink and fan assembly. Follow these steps to install the CPU heatsink and fan.
  • Page 25 Push down the retention bracket lock on the retention mechanism to secure the heatsink and fan to the module base. ASUS M3A78-EMH HDMI 1-13...

  • Page 26: System.memory

    240-pin footprint compared to the 184-pin DDR DIMM. DDR2 DIMMs are notched differently to prevent installation on a DDR DIMM socket. The figure illustrates the location of the DDR2 DIMM sockets: M3A78-EMH HDMI M3A78-EMH HDMI 240-pin DDR2 DIMM Sockets Channel Sockets Channel 1...
  • Page 27 The motherboard can support 8 GB physical memory on the operating system listed below. You may install a maximum of 2 GB DIMMs on each slot. 64-bit Windows XP Professional x64 Edition ® Windows Vista x64 Edition ® ASUS M3A78-EMH HDMI 1-15...
  • Page 28 M3A78-EMH HDMI Motherboard Qualified Vendors Lists (QVL) DDR2-1066 MHz capability DIMM support Size Vendor Model Brand Component 512MB Kingston KHX8500D2/512 Kingston Heat-Sink Package Kingston KHX8500D2K2/2GN Kingston Heat-Sink Package ADATA M2OMIDG314720INC5Z ADATA Heat-Sink Package OCZ2N1066SR2DK Heat-Sink Package OCZ2N10662GK Heat-Sink Package 512MB...
  • Page 29 Hynix HY5PS12821CFP-S5 HYMP512U64AP8-S6 AA Hynix HY5PS12821AFP-S6 HYMP512U64BP8-S5 AB Hynix HY5PS12821BFP-S5 HYMP512U64CP8-S5 AB Hynix HY5PS12821CFPS5 Apacer 78.A1GA0.9K4 Apacer AM4B5808CQJS8E0740E 512MB ADATA M20AD6G3H3160I1E58 ADATA AD29608A8A-25EG80720 512MB VDATA M2GVD6G3H3160I1E53 VDATA VD29608A8A-25EG30648 VDATA M2GVD6G3I4170I1E53 VDATA VD29608A8A-25EG30647 AL7E8F73C-8E1 A3R1GE3CFF734MAA0E AL8E8F73C-8E1 A3R1GE3CFF734MAA0E ASUS M3A78-EMH HDMI 1-17...
  • Page 30 DDR2-667MHz capability DIMM support Size Vendor Model Brand Component 256MB Kingston KVR667D2N5/256 Kingston D3216TLSAKL3U 256MB Kingston KVR667D2N5/256 Infineon HYB18T256800AF3SW65 33154 512MB Kingston KVR667D2N5/512 Elpida E5108AGBG-6E-E Kingston KVR667D2N5/1G Kingston D6408TEBGGL3U Kingston KVR667D2N5/1G Elpida E5108AGBG-6E-E Kingston KVR667D2N5/2G Micron 7RE22 D9HNL 512MB Samsung KR M378T6553CZ0-CE6 Samsung K4T51083QC...
  • Page 31 512MB AL6E8E63J-6E1 A3R12E3JFF717B9A00 AL7E8E63B-6E1K A3R12E3GEF637BLC5N AL7E8E63J-6E1 A3R12E3JFF717B9A01 AL7E8F73C-6E1 A3R1GE3CFF734MAA0J AL8E8F73C-6E1 A3R1GE3CFF733MAA00 256MB Nanya NT256T64UH4A1FY-3C Nanya NT5TU32M16AG-3C 512MB Nanya NT512T64U88A1BY-3C Nanya NT5TU64M8AE-3C Kingtiger E0736001024667 Kingtiger KTG667PS6408NST-C6 GDBTX ELIXIR M2Y1G64TU8HA2B-3C ELIXIR M2TU51280AE-3C717095R28F Leadmaax LRMP512U64A8-Y5 Hynix HY5PS12821CFP-Y5 C 702AA ASUS M3A78-EMH HDMI 1-19...
  • Page 32 Dual-channel memory configuration C*: Supports four modules inserted into both the yellow slots and the black slots as two pairs of Dual-channel memory configuration Visit the ASUS website for the latest DDR2 DIMM modules for this motherboard. 1-20 Chapter 1: Product introduction...

  • Page 33: Installing A Dimm

    DIMM. DDR2 DIMM notch Support the DIMM lightly with your fingers when pressing the retaining clips. The DIMM might get damaged when it flips out with extra force. Remove the DIMM from the socket. ASUS M3A78-EMH HDMI 1-21...

  • Page 34: Expansion.slots

    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. Make sure to unplug the power cord before adding or removing expansion cards. Failure to do so may cause you physical injury and damage motherboard components.

  • Page 35: Interrupt Assignments

    SCI IRQ used by ACPI bus Standard PCI Graphics Adapter (VGA) (free) Microsoft PS/2 Port Mouse Numeric data processor Primary IDE controller (single fifo) Secondary IDE controller (single fifo) * These IRQs are usually available for ISA or PCI devices. ASUS M3A78-EMH HDMI 1-23...

  • Page 36: Irq Assignments For This Motherboard

    IRQ assignments for this motherboard PCIEX1 Slot shared – – – – – – – – PCIEX16 Slot – – shared – – – – – – Onboard USB1.1 Controller 1 shared – – – – – – – – Onboard USB1.1 Controller 2 –...

  • Page 37: Pci Slots

    BIOS. See page 2-26 for details. • The Surroundview function supports up to four monitors, two from the onboard VGA and DVI-D/HDMI out ports, with the other two from the VGA and DVI-D/HDMI out ports on an ATI graphics card. ASUS M3A78-EMH HDMI 1-25...

  • Page 38: Jumpers

    Normal Clear RTC (Default) M3A78-EMH HDMI Clear RTC RAM You do not need to clear the RTC when the system hangs due to overclocking. For system failure due to overclocking, use the C.P.R. (CPU Parameter Recall) feature. Shut down and reboot the system so the BIOS can automatically reset parameter settings to default values.
  • Page 39 USBPW5-8 PS2_USBPW1-4 USBPW9-12 M3A78-EMH HDMI M3A78-EMH HDMI USB Device Wake Up • The USB device wake-up feature requires a power supply that can provide 500mA on the +5VSB lead for each USB port; otherwise, the system will not power up.
  • Page 40 HDM/DVI_TX D1N 14 M3A78-EMH HDMI HDMI_SCL HDMI_SCL HDMI_SDA HDMI_SDA M3A78-EMH HDMI HDJ1 Setting HDMI (Default) If you want to use HDMI feature, set the VBIOS TYPE item in the BIOS to [HDMI]. See page 2-26 for details. 1-28 Chapter 1: Product introduction...

  • Page 41: 1.10 Connectors

    Line Out port (lime). This port connects a headphone or a speaker. In 4-channel, 6-channel, and 8-channel configuration, the function of this port becomes Front Speaker Out. Microphone.port.(pink). This port connects a microphone. ASUS M3A78-EMH HDMI 1-29...
  • Page 42 Side Speaker Out port (gray). This port connects the side speakers in an 8-channel audio configuration. Refer to the audio configuration table for the function of the audio ports in 2, 4, 6, or 8-channel configuration. Audio 2, 4, 6, or 8-channel configuration Headset.
  • Page 43 Using the CPU/Memory of higher speed and bandwidth with the higher-version DVD player and drivers will upgrade the playback quality. 14. PS/2 keyboard port (purple). This port is for a PS/2 keyboard. ASUS M3A78-EMH HDMI 1-31...

  • Page 44: Internal Connectors

    The LPT (Line Printing Terminal) connector supports devices such as a printer. LPT standardizes as IEEE 1284, which is the parallel port interface on IBM PC-compatible computers. SLCT BUSY ACK# SLIN# ERR# M3A78-EMH HDMI STB# M3A78-EMH HDMI Parallel Port Connector 1-32 Chapter 1: Product introduction...
  • Page 45 • Use the 80-conductor IDE cable for Ultra DMA 133/100/66 IDE devices. If any device jumper is set as “Cable-Select,” make sure all other device jumpers have the same setting. M3A78-EMH HDMI IDE Connector M3A78-EMH HDMI ASUS M3A78-EMH HDMI 1-33...
  • Page 46 RSATA_RXP3 RSATA_TXN1 RSATA_TXN2 RSATA_TXN3 RSATA_TXP1 RSATA_TXP2 RSATA_TXP3 M3A78-EMH HDMI SATA Connectors Important.note.on.Serial.ATA Install the Windows XP Service Pack 1 before using Serial ATA. ® • For detailed instructions on how to configure RAID 0, RAID 1, and RAID 10, refer to the RAID manual in the support CD.
  • Page 47 The serial port bracket (COM1) is purchased separately. COM1 PIN1 M3A78-EMH HDMI M3A78-EMH HDMI COM Port Connector ASUS M3A78-EMH HDMI 1-35...
  • Page 48 USB56 USB78 USB910 USB1112 M3A78-EMH HDMI M3A78-EMH HDMI USB 2.0 Connectors Never connect a 1394 cable to the USB connectors. Doing so will damage the motherboard! The USB 2.0 module is purchased separately. Optical drive audio in connector (4-pin CD) These connectors allow you to receive stereo audio input from sound sources such as a CD-ROM, TV tuner, or MPEG card.
  • Page 49 Legacy AC 97-compliant pin definition pin definition AAFP M3A78-EMH HDMI M3A78-EMH HDMI Azalia Analog Front Panel Connector • We recommend that you connect a high-definition front panel audio module to this connector to avail of the motherboard high-definition audio capability. •...
  • Page 50 +3 Volts -12 Volts +3 Volts +3 Volts M3A78-EMH HDMI ATX Power Connector • We recommend that you use an ATX 12 V Specification 2.0-compliant power supply unit (PSU) with a minimum of 300 W power rating. This PSU type has 24-pin and 4-pin power plugs.

  • Page 51: System Panel Connector

    PLED M3A78-EMH HDMI Reset +IDE_LED PWRSW M3A78-EMH HDMI System Panel Connector • System power LED This 2-pin connector is for the system power LED. Connect the chassis power LED cable to this connector. The system power LED lights up when you turn on the system power, and blinks when the system is in sleep mode.
  • Page 52 1-40 Chapter 1: Product introduction...

  • Page 53: Chapter 2: Bios Setup

    This chapter tells how to change the system settings through the BIOS Setup menus. Detailed descriptions of the BIOS parameters are also provided. BIOS setup...

  • Page 54: Managing And Updating Your Bios

    USB flash disk or the motherboard support CD when the BIOS file fails or gets corrupted.) ASUS EZ Flash 2 (Updates the BIOS using a floppy disk or a USB flash disk during POST.) ASUS Update (Updates the BIOS in Windows environment.)

  • Page 55: Afudos Utility

    Make sure that the floppy disk is not write-protected and has at least 1.2 MB free space to save the file. • The succeeding BIOS screens are for reference only. The actual BIOS screen displays may not be same as shown. ASUS M3A78-EMH HDMI...
  • Page 56 Updating the BIOS file To update the BIOS file using the AFUDOS utility: Visit the ASUS website (www.asus.com) and download the latest BIOS file for the motherboard. Save the BIOS file to a bootable floppy disk. Write the BIOS filename on a piece of paper. You need to type the exact BIOS filename at the DOS prompt.
  • Page 57 The utility verifies the file and starts updating the BIOS. A:\>afudos /iM3A78EMH.rom AMI Firmware Update Utility - Version 1.19(ASUS V2.07(03.11.24BB)) Copyright (C) 2002 American Megatrends, Inc. All rights reserved. WARNING!! Do not turn off power during flash BIOS Reading file ..done Reading flash ..done Advance Check ..Erasing flash ..done Writing flash ..0x0008CC00 (9%) Do not shut down or reset the system while updating the BIOS to...

  • Page 58: Asus Crashfree Bios 3 Utility

    2.1.3 ASUS CrashFree BIOS 3 utility The ASUS CrashFree BIOS 3 is an auto recovery tool that allows you to restore the BIOS file when it fails or gets corrupted during the updating process. You can update a corrupted BIOS file using the motherboard support CD , the floppy disk or the USB flash disk that contains the updated BIOS file.
  • Page 59 Restart the system after the utility completes the updating process. The recovered BIOS may not be the latest BIOS version for this motherboard. Visit the ASUS website (www.asus.com) to download the latest BIOS file. Recovering the BIOS from the USB flash disk To recover the BIOS from the USB flash disk: Insert the USB flash disk that contains BIOS file to the USB port.

  • Page 60: Asus Ez Flash 2 Utility

    2.1.4 ASUS EZ Flash 2 utility The ASUS EZ Flash 2 feature allows you to update the BIOS without having to go through the long process of booting from a floppy disk and using a DOS-based utility. The EZ Flash 2 utility is built-in the BIOS chip so it is accessible by pressing <Alt>...

  • Page 61: Asus Update Utility

    DO NOT shut down or reset the system while updating the BIOS to prevent system boot failure! 2.1.5 ASUS Update utility The ASUS Update is a utility that allows you to manage, save, and update the motherboard BIOS in Windows environment. The ASUS Update utility allows you ®...
  • Page 62 Updating the BIOS through the Internet To update the BIOS through the Internet: desktop by clicking Start. Launch the ASUS Update utility from the Windows ® >.Programs.>.ASUS.>.ASUSUpdate.>.ASUSUpdate. The ASUS Update main window appears. Select Update BIOS from the Select the ASUS FTP site nearest...
  • Page 63 Updating the BIOS through a BIOS file To update the BIOS through a BIOS file: Launch the ASUS Update utility from the Windows desktop by clicking Start. ® >.Programs.>.ASUS.>.ASUSUpdate.>.ASUSUpdate. The ASUS Update main window appears.

  • Page 64: 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. • Visit the ASUS website (www.asus.com) to download the latest BIOS file for this motherboard. 2-12...

  • Page 65: Bios Menu Screen

    The BIOS setup screens shown in this chapter are for reference purposes only, and may not exactly match what you see on your screen. • Visit the ASUS website (www.asus.com) to download the latest BIOS information. ASUS M3A78-EMH HDMI 2-13...

  • Page 66: Navigation Keys

    2.2.3. Navigation.keys At the bottom right corner of a menu screen are the navigation keys for that particular menu. 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. 2.2.4 Menu items The highlighted item on the menu bar displays the specific items for that menu.

  • Page 67: Pop-Up Window

    3.5 in. 2.88M, 3.5 in. SATA4 :[Not Detected] Select Screen Select Item SATA5 :[Not Detected] Change Field SATA6 :[Not Detected] Select Field General Help SATA Configuration F10 Save and Exit ESC Exit System Information v02.61 (C)Copyright 1985-2007, American Megatrends, Inc. Navigation.keys Pop-up window Sub-menu items ASUS M3A78-EMH HDMI 2-15...

  • Page 68: Main Menu

    Main menu When you enter the BIOS Setup program, the Main menu screen appears, giving you an overview of the basic system information. Refer to section “2.2.1 BIOS menu screen” for information on the menu screen items and how to navigate through them. BIOS SETUP UTILITY Main Advanced Power Boot Tools Exit Main Settings...

  • Page 69: Primary Ide Master/Slave

    When set to [Disabled], the data transfer from and to the device occurs one sector at a time. Configuration options: [Disabled] [Auto] ASUS M3A78-EMH HDMI 2-17...

  • Page 70: Sata 1-6

    PIO Mode [Auto] Selects the PIO mode. Configuration options: [Auto] [0] [1] [2] [3] [4] DMA Mode [Auto] Selects the DMA mode. Configuration options: [Auto] SMART Monitoring [Auto] Sets the Smart Monitoring, Analysis, and Reporting Technology. Configuration options: [Auto] [Disabled] [Enabled] 32Bit.Data.Transfer.[Disabled] Enables or disables 32-bit data transfer.

  • Page 71: Sata Configuration

    Select an item then press <Enter> to display the sub-menu. BIOS SETUP UTILITY Main Options Storage Configuration Disabled OnChip SATA channel [Enabled] Enabled OnChip SATA Type [SATA] SATA IDE Combined Mode [Enabled] OnChip.SATA.Channel.[Enabled] Enables or disables OnChip SATA Channel. Configuration options: [Disabled] [Enabled] ASUS M3A78-EMH HDMI 2-19...

  • Page 72: System Information

    OnChip.SATA.Type.[SATA] This item appears only when you set the OnChip SATA Channel item to [Enabled]. Allows you to set the OnChip SATA Type. Configuration options: [SATA] [RAID] [AHCI] SATA.IDE.Combined.Mode.[Enabled] Enables or disables SATA IDE Combined Mode Configuration options: [Disabled] [Enabled] If you set the.SATA.IDE.Combined.Mode as Disabled, PORT 1-4 works well in all the three modes, while PORT 5-6 only works at [RAID] or [AHCI].

  • Page 73: Advanced Menu

    [Standard] - loads the standard settings for the system. [Overclock Profile] - loads overclocking profiles with optimal parameters for stability when overclocking. Spread Spectrum [Enable] Allows you to disable or set to Auto the clock generator spread spectrum. Configuration options: [Disabled] [Enable ASUS M3A78-EMH HDMI 2-21...

  • Page 74: Hyper Transport Configuration

    2.4.2 Hyper Transport Configuration The HyperTransport Hyper Transport Configuration link will run at this NODEO:PCI-X2 HT Link speed if it is slower Link Speed [Auto] than or equal to the Link Width [Auto] system clock and the board is capable. Link Speed [Auto] Allows you to set the HyperTransport link speed. Configuration options:[200MHz] [400MHz] [600MHz] [800 MHZ] [1 GHz] [Auto] Link Width [Auto] Allows you to set the HyperTransport link width.

  • Page 75: Chipset

    Internal Graphics NorthBridge Configuration NorthBridge Chipset Configuration Memory Configuration DRAM Timing Configuration Alternate VID [Auto] Memory CLK :333MHz CAS Latency(Tc1) :5.0 RAS/CAS Delay(Trcd) :5 CLK Row Precharge Time(Trp) :5 CLK Min Active RAS(Tras) :15 CLK RAS/RAS Delay(Trrd) :3 CLK Row Cycle(Trc) :21 CLK ASUS M3A78-EMH HDMI 2-23...

  • Page 76: Memory Configuration

    Memory Configuration Advanced Enable Bank Memory Memory Configuration Interleaving Bank Interleaving [Auto] Channel Interleaving [Disabled] MemClk Tristate C3/ATLVID [Disabled] Memory Hole Remapping [Enabled] DCT Unganged Mode [Always] Power Down Enable [Enabled] Power Down Mode [Channel] Bank Interleaving [Auto] Allows you to enable the bank memory interleaving. Configuration options: [Disabled] [Auto] Channel Interleaving [Disabled] Allows you to enable the channel memory interleaving.

  • Page 77: Dram Timing Configuration

    This option allows you to specify the alternate VID while in low power states. Configuration options: [1.150 V] [1.125 V] [1.100 V] [1.075 V] [1.050 V] [1.025 V] [1.000 V] [0.975 V] [0.950 V] [0.925 V] [0.900 V] [0.875 V] [0.850 V] [0.825 V] [0.800 V] [Auto] ASUS M3A78-EMH HDMI 2-25...
  • Page 78 Internal.Graphics GFX0-GPP-IGFX-PCI Internal Graphics GPP-GFX0-IGFX-PCI PCI-GFX0-GPP-IGFX Primary Video Controller [GFX0-GPP-IGFX-PCI] IGFX-GFX0-GPP-PCI UMA Frame Bufer Size [Auto] Surround View [Disabled] NB AZALIA [Enabled] VBIOS TYPE [DVI] Primary Video Controller [GFX0-GPP-IGFX-PCI] Configuration options: [GFX0-GPP-IGFX-PCI] [GPP-GFX0-IGFX-PCI] [PCI-GFX0-GPP-IGFX] [IGFX-GFX0-GPP-PCI] GFX0: VGA out port on a graphics card connected into a PCIE x16 slot GPP: VGA out port on a graphics card connected into a PCIE x1 slot IGFX...

  • Page 79: Onboard Device Configuration

    Enables or disables the high definition audio controller. Configuration options: [Enabled] [Disabled] Azalia Front Panel [HD Audio] Configuration options: [HD Audio] [AC97] Onboard.LAN.Controller.[Enabled] Configuration options: [Enabled] [Disabled] OnBoard LAN Boot ROM [Disabled] Configuration options: [Disabled] [Enabled] ASUS M3A78-EMH HDMI 2-27...

  • Page 80: Pcipnp

    2.4.6. PCIPnP The PCI PnP menu items allow you to change the advanced settings for PCI/PnP devices. The menu includes setting IRQ and DMA channel resources for either PCI/PnP or legacy ISA devices, and setting the memory size block for legacy ISA devices.

  • Page 81: Usb Configuration

    If no USB device is detected, the legacy USB support is disabled. Configuration options: [Disabled] [Enabled] [Auto] USB.2.0.Controller.Mode.[HiSpeed] Allows you to configure the USB 2.0 controller in HiSpeed (480 Mbps) or Full Speed (12 Mbps). Configuration options: [FullSpeed] [HiSpeed] ASUS M3A78-EMH HDMI 2-29...

  • Page 82: Power Menu

    Power menu The Power menu items allow you to change the settings for the Advanced Configuration and Power Interface (ACPI) and the Advanced Power Management (APM). Select an item then press <Enter> to display the configuration options. BIOS SETUP UTILITY Main Advanced Power Boot Tools Exit...

  • Page 83: Apm Configuration

    Power on From S5 By PS/2 KB/MS [Disabled] Enables or disables PS/2 Keyboard/Mouse to generate a wake event. Configuration options: [Disabled] [Enabled] Power on From S5 By RTC Alarm [Disabled] Enables or disables RTC to generate a wake event. Configuration options: [Disabled] [Enabled] ASUS M3A78-EMH HDMI 2-31...

  • Page 84: Hardware Monitor

    The onboard hardware monitor automatically detects the voltage output through the onboard voltage regulators. Smart Q-Fan Function [Disabled] Allows you to enable or disable the ASUS Q-Fan feature that smartly adjusts the fan speeds for more efficient system operation. Configuration options: [Disabled] [Enabled]...

  • Page 85: Boot Menu

    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. Configuration options: [1st FLOPPY DRIVE] [Hard Drive] [ATAPI CD-ROM] [Disabled] ASUS M3A78-EMH HDMI 2-33...

  • Page 86: Boot Settings Configuration

    Configuration options: [Disabled] [Enabled] Full Screen Logo [Enabled] This allows you to enable or disable the full screen logo display feature. Configuration options: [Disabled] [Enabled] Set this item to [Enabled] to use the ASUS MyLogo2 feature. ™ AddOn ROM Display Mode [Force BIOS] Sets the display mode for option ROM.

  • Page 87: Security

    Supervisor Password :Not Installed disabled password. User Password :Not Installed Change Supervisor Password Change User Password Select Screen Select Item Enter Change General Help F10 Save and Exit ESC Exit v02.61 (C)Copyright 1985-2007, American Megatrends, Inc. ASUS M3A78-EMH HDMI 2-35...

  • Page 88: Change Supervisor Password

    Change Supervisor Password Select this item to set or change the supervisor password. The Supervisor Password item on top of the screen shows the default Not Installed. After you set a password, this item shows Installed. To set a Supervisor Password: Select the Change Supervisor Password item and press <Enter>.
  • Page 89 Password Check [Setup] When set to [Setup], BIOS checks for user password when accessing the Setup utility. When set to [Always], BIOS checks for user password both when accessing Setup and booting the system. Configuration options: [Setup] [Always] ASUS M3A78-EMH HDMI 2-37...

  • Page 90: Tools Menu

    2.7.1. ASUS.EZ.Flash.2 Allows you to run ASUS EZ Flash 2. When you press <Enter>, a confirmation message appears. Use the left/right arrow key to select between [Yes] or [No], then press <Enter> to confirm your choice. Please see section 2.1.4 for details.

  • Page 91: Exit Menu

    Setup menus. When you select this option or if you press <F5>, a confirmation window appears. Select OK to load default values. Select Exit & Save Changes or make other changes before saving the values to the non-volatile RAM. ASUS M3A78-EMH HDMI 2-39...
  • Page 92 2-40 Chapter 2: BIOS setup...

  • Page 93: Chapter 3: Software Support

    This chapter describes the contents of the support DVD that comes with the motherboard package. Software support...

  • Page 94: Installing.an.operating.system

    The contents of the support DVD are subject to change at any time without notice. Visit the ASUS website(www.asus.com) for updates. 3.2.1 Running the support DVD Place the support DVD to the optical drive. The DVD automatically displays the Drivers menu if Autorun is enabled in your computer.

  • Page 95: Drivers Menu

    The drivers menu shows the available device drivers if the system detects installed devices. Install the necessary drivers to activate the devices. ASUS InstAll - Drivers Installation Wizard Launches the ASUS InstallAll - drivers installation wizard. Realtek Audio Driver Installs the Realtek audio driver.

  • Page 96: Utilities Menu

    This utility helps you keep your computer in healthy operating condition. ASUS.Update. The ASUS Update utility allows you to update the motherboard BIOS in a Windows environment. This utility requires an Internet connection either through a ®...

  • Page 97: Make Disk Menu

    The Manual menu contains a list of supplementary user manuals. Click an item to open the folder of the user manual. Most user manual files are in Portable Document Format (PDF). Install the Adobe Acrobat Reader from the Utilities menu before opening a user manual ® ® file. ASUS M3A78-EMH HDMI...

  • Page 98: Asus Contact Information

    3.2.6. ASUS.Contact.information Click the Contact tab to display the ASUS contact information. You can also find this information on the inside front cover of this user guide. 3.2.7. 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.

  • Page 99: Technical Support Form

    Browse this DVD Displays the support DVD contents in graphical format. Technical support Form Displays the ASUS Technical Support Request Form that you have to fill out when requesting technical support. Filelist Displays the contents of the support DVD and a brief description of each in text format.
  • Page 100 Chapter 3: Software support...

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