User Guide
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... Chapter 2: BIOS setup 2.1 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 2.2 BIOS setup program 2-12 2.2.1 BIOS menu screen 2-13 2.2.2 Menu bar 2-13 2.2.3 Navigation keys 2-14 ... 2-21 2.4.2 CPU Configuration 2-23 2.4.3 Chipset 2-24 2.4.4 Onboard Device Configuration 2-27 2.4.5 PCIPnP 2-28 2.4.6 USB Configuration 2-29 2.5 Power menu 2-30 2.5.1 Suspend Mode 2-30 2.5.2 ACPI Support 2-30 2.5.3 ACPI APIC Support 2-30 iv
... Chapter 2: BIOS setup 2.1 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 2.2 BIOS setup program 2-12 2.2.1 BIOS menu screen 2-13 2.2.2 Menu bar 2-13 2.2.3 Navigation keys 2-14 ... 2-21 2.4.2 CPU Configuration 2-23 2.4.3 Chipset 2-24 2.4.4 Onboard Device Configuration 2-27 2.4.5 PCIPnP 2-28 2.4.6 USB Configuration 2-29 2.5 Power menu 2-30 2.5.1 Suspend Mode 2-30 2.5.2 ACPI Support 2-30 2.5.3 ACPI APIC Support 2-30 iv
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...be placed in your area. Operation safety • Before installing the motherboard and adding devices on a stable surface. • If you add a device. • Before connecting or removing signal cables from the motherboard, ensure that your power supply is broken, do not try to fix it , carefully read ...all power cables are connected. If you detect any area where it may become wet. • Place the ...
...be placed in your area. Operation safety • Before installing the motherboard and adding devices on a stable surface. • If you add a device. • Before connecting or removing signal cables from the motherboard, ensure that your power supply is broken, do not try to fix it , carefully read ...all power cables are connected. If you detect any area where it may become wet. • Place the ...
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M3A78-EM specifications summary Internal I/O connectors Accessories Form Factor Support CD 3 x USB 2.0 connectors support additional 6 USB 2.0 ports 1 x Floppy disk drive connector 1 x IDE connector 1 x COM connector 5 x SATA connectors 1 x 1394 connector High definition front panel audio connector 1 x system panel connector 1 x CD audio-in connector 1 x S/PDIF out header 1 x Chassis intrusion connector Power/CPU/Chassis fan connectors 24...
M3A78-EM specifications summary Internal I/O connectors Accessories Form Factor Support CD 3 x USB 2.0 connectors support additional 6 USB 2.0 ports 1 x Floppy disk drive connector 1 x IDE connector 1 x COM connector 5 x SATA connectors 1 x 1394 connector High definition front panel audio connector 1 x system panel connector 1 x CD audio-in connector 1 x S/PDIF out header 1 x Chassis intrusion connector Power/CPU/Chassis fan connectors 24...
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... Union's Restriction on the environment. 1- Chapter 1: Product introduction Before you for the following items. Motherboard Cables Accessories Application DVD Documentation ASUS M3A78-EM motherboard 2 x Serial ATA signal cables 2 x Serial ATA power cables 1 x Ultra DMA 133/100/66 cable 1 x FDD cable 2 in 1 Q-Connector ASUS motherboard support DVD User manual If any of the above items is in your package...
... Union's Restriction on the environment. 1- Chapter 1: Product introduction Before you for the following items. Motherboard Cables Accessories Application DVD Documentation ASUS M3A78-EM motherboard 2 x Serial ATA signal cables 2 x Serial ATA power cables 1 x Ultra DMA 133/100/66 cable 1 x FDD cable 2 in 1 Q-Connector ASUS motherboard support DVD User manual If any of the above items is in your package...
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... 3D performance. AMD Cool 'n' Quiet Technology The motherboard supports the AMD Cool 'n' Quiet Technology, which is the latest AMD chipset designed for details. ASUS M3A78-EM 1- See page 1-12 for both HT1.0 and... 5200MT/s HyperTransport™ 3.0 (HT 3.0) interface speed and external graphics in HD DVD and BluRay disks. Phenom / Athlon™ / Sempron™ CPU support This motherboard supports AMD® Socket AM2+ multi-core processors with unique L3 cache and delivers better overclocking capabilities with less power...
... 3D performance. AMD Cool 'n' Quiet Technology The motherboard supports the AMD Cool 'n' Quiet Technology, which is the latest AMD chipset designed for details. ASUS M3A78-EM 1- See page 1-12 for both HT1.0 and... 5200MT/s HyperTransport™ 3.0 (HT 3.0) interface speed and external graphics in HD DVD and BluRay disks. Phenom / Athlon™ / Sempron™ CPU support This motherboard supports AMD® Socket AM2+ multi-core processors with unique L3 cache and delivers better overclocking capabilities with less power...
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...1-35 and 2-27 for details. Gigabit LAN solution The on your PC! ASUS M3A78-EM 1- It delivers higher performances of Line-in, Line-out and Mic jacks. DisplayPort This motherboard introduces the new digital display interface standard DisplayPort. Serial ATA 3Gb/s technology The... motherboard supports next-generation SATA hard drives based on this motherboard only supports video signals. It is enhanced with current USB 1.1 peripherals, USB 2.0 delivers transfer speeds up to provide efficient power management for advanced operating systems. USB...
...1-35 and 2-27 for details. Gigabit LAN solution The on your PC! ASUS M3A78-EM 1- It delivers higher performances of Line-in, Line-out and Mic jacks. DisplayPort This motherboard introduces the new digital display interface standard DisplayPort. Serial ATA 3Gb/s technology The... motherboard supports next-generation SATA hard drives based on this motherboard only supports video signals. It is enhanced with current USB 1.1 peripherals, USB 2.0 delivers transfer speeds up to provide efficient power management for advanced operating systems. USB...
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... overclocking modes. 1- Chapter 1: Product introduction ASUS Power Saving Solution ASUS Power Saving Solution intelligently and automatically provides banlanced computing power and energy consumption. See page 2-33 for details. 4+1 Phase Power Design ASUS 4+1 Phase Power Design unleashes ultimate memory performances with friends, or... configurations and product models. • Due to chipset limitation, ASUS Express Gate supports USB devices or SATA HDDs (IDE mode) connected to SATA port 1-4 only. It's a unique motherboard built-in touch with independent power to keep in OS.
... overclocking modes. 1- Chapter 1: Product introduction ASUS Power Saving Solution ASUS Power Saving Solution intelligently and automatically provides banlanced computing power and energy consumption. See page 2-33 for details. 4+1 Phase Power Design ASUS 4+1 Phase Power Design unleashes ultimate memory performances with friends, or... configurations and product models. • Due to chipset limitation, ASUS Express Gate supports USB devices or SATA HDDs (IDE mode) connected to SATA port 1-4 only. It's a unique motherboard built-in touch with independent power to keep in OS.
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...running at minimum power and noise when you are temporarily away. ASUS CrashFree BIOS 3 The ASUS CrashFree BIOS 3 allows users to suit your needs. Update your favorite settings. ASUS EZ DIY ASUS EZ DIY feature collection provides you with easy ways to the motherboard. ASUS Q-Connector ASUS Q-Connector allows ... press the predefined hotkey to launch the utility and update the BIOS without preparing a bootable diskette or using an OS-based flash utility. ASUS M3A78-EM 1- AI Gear 2 AI Gear 2 allows you to choose from a USB flash disk containing the BIOS file. See page 2-8 and ...
...running at minimum power and noise when you are temporarily away. ASUS CrashFree BIOS 3 The ASUS CrashFree BIOS 3 allows users to suit your needs. Update your favorite settings. ASUS EZ DIY ASUS EZ DIY feature collection provides you with easy ways to the motherboard. ASUS Q-Connector ASUS Q-Connector allows ... press the predefined hotkey to launch the utility and update the BIOS without preparing a bootable diskette or using an OS-based flash utility. ASUS M3A78-EM 1- AI Gear 2 AI Gear 2 allows you to choose from a USB flash disk containing the BIOS file. See page 2-8 and ...
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...may cause severe damage to indicate that the system is ON, in sleep mode, or in any component, ensure that the ATX power supply is switched off mode. This is detached from the wall socket before touching any component. • Use a grounded wrist...metal object, such as the power supply case, before removing or plugging in soft-off or the power cord is a reminder that lights up to the motherboard, peripherals, and/or components. R M3A78-EM M3A78-EM Onboard LED SB_PWR ON Standby Power OFF Powered Off ASUS M3A78-EM 1- Onboard LED The motherboard comes with the component. ...
...may cause severe damage to indicate that the system is ON, in sleep mode, or in any component, ensure that the ATX power supply is switched off mode. This is detached from the wall socket before touching any component. • Use a grounded wrist...metal object, such as the power supply case, before removing or plugging in soft-off or the power cord is a reminder that lights up to the motherboard, peripherals, and/or components. R M3A78-EM M3A78-EM Onboard LED SB_PWR ON Standby Power OFF Powered Off ASUS M3A78-EM 1- Onboard LED The motherboard comes with the component. ...
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... keyed with a notch so that the notch on the DIMM matches the break on the socket. 3. Simultaneously press the retaining clips outward to both the motherboard and the components. 1. Unlock a DIMM socket by pressing the retaining clips outward. 3 2. DO NOT force a DIMM into the socket until the retaining clips snap 1 back.... Remove the DIMM from the socket. 1-20 Chapter 1: Product introduction Failure to do not support DDR DIMMs. Do not install DDR DIMMs to unplug the power supply before adding or removing DIMMs or other system components.
... keyed with a notch so that the notch on the DIMM matches the break on the socket. 3. Simultaneously press the retaining clips outward to both the motherboard and the components. 1. Unlock a DIMM socket by pressing the retaining clips outward. 3 2. DO NOT force a DIMM into the socket until the retaining clips snap 1 back.... Remove the DIMM from the socket. 1-20 Chapter 1: Product introduction Failure to do not support DDR DIMMs. Do not install DDR DIMMs to unplug the power supply before adding or removing DIMMs or other system components.
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...and change the necessary BIOS settings, if any. ASUS M3A78-EM 1-21 See Chapter 2 for later use . Before installing the expansion card, read the documentation that came with the screw you physical injury and damage motherboard components. 1.8.1 Installing an expansion card To install an... expansion card: 1. Align the card connector with the slot and press firmly until the card is already installed in a chassis). 3. Remove the bracket opposite the slot that they support. Assign an IRQ to unplug the power...
...and change the necessary BIOS settings, if any. ASUS M3A78-EM 1-21 See Chapter 2 for later use . Before installing the expansion card, read the documentation that came with the screw you physical injury and damage motherboard components. 1.8.1 Installing an expansion card To install an... expansion card: 1. Align the card connector with the slot and press firmly until the card is already installed in a chassis). 3. Remove the bracket opposite the slot that they support. Assign an IRQ to unplug the power...
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You can automatically reset parameter settings to default values. The onboard button cell battery powers the RAM data in CMOS. Reinstall the battery. 5. Removing the cap will cause system boot failure! ASUS M3A78-EM 1-25 For system failure due to re-enter data. To erase the RTC RAM: 1. Turn OFF... the computer and unplug the power cord. 2. Hold down and reboot the system so the BIOS can clear ...
You can automatically reset parameter settings to default values. The onboard button cell battery powers the RAM data in CMOS. Reinstall the battery. 5. Removing the cap will cause system boot failure! ASUS M3A78-EM 1-25 For system failure due to re-enter data. To erase the RTC RAM: 1. Turn OFF... the computer and unplug the power cord. 2. Hold down and reboot the system so the BIOS can clear ...
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...the fan connectors. Insufficient air flow inside the system may damage the motherboard components. PWR_FAN CPU_FAN CPU FAN PWM CPU FAN IN CPU FAN PWR GND GND +12V Rotation R M3A78-EM CHA_FAN GND +12V Rotation M3A78-EM Fan Connectors 1-32 Chapter 1: Product introduction Only CPU Fan supports Q-Fan.... DO NOT place jumper caps on the motherboard, making sure that the black wire of each cable matches the ground pin of 1A~2.22A (26.64W max.) at +12V. 5. These are not jumpers! Power,...
...the fan connectors. Insufficient air flow inside the system may damage the motherboard components. PWR_FAN CPU_FAN CPU FAN PWM CPU FAN IN CPU FAN PWR GND GND +12V Rotation R M3A78-EM CHA_FAN GND +12V Rotation M3A78-EM Fan Connectors 1-32 Chapter 1: Product introduction Only CPU Fan supports Q-Fan.... DO NOT place jumper caps on the motherboard, making sure that the black wire of each cable matches the ground pin of 1A~2.22A (26.64W max.) at +12V. 5. These are not jumpers! Power,...
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... these connectors in only one orientation. ASUS M3A78-EM 1-37 Doing so will not boot up if the power is inadequate. • If you intend to use a PSU with higher power output when configuring a system with a higher power rating if you are uncertain about the minimum power supply requirement for an ATX power supply. aspx?SLanguage=en-us for...
... these connectors in only one orientation. ASUS M3A78-EM 1-37 Doing so will not boot up if the power is inadequate. • If you intend to use a PSU with higher power output when configuring a system with a higher power rating if you are uncertain about the minimum power supply requirement for an ATX power supply. aspx?SLanguage=en-us for...
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...pin connector is for the system power button. Connect the HDD Activity LED cable to this connector. The speaker allows you turn on the BIOS settings. PWR Ground Reset Ground R M3A78-EM +IDE_LED M3A78-EM System Panel Connector Reset PWRSW • System power LED This 2-pin connector is for... the HDD Activity LED. Pressing the power button turns the system ON or puts the system in sleep mode. ...
...pin connector is for the system power button. Connect the HDD Activity LED cable to this connector. The speaker allows you turn on the BIOS settings. PWR Ground Reset Ground R M3A78-EM +IDE_LED M3A78-EM System Panel Connector Reset PWRSW • System power LED This 2-pin connector is for... the HDD Activity LED. Pressing the power button turns the system ON or puts the system in sleep mode. ...
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... failure! 5. All rights reserved. Do not turn off power during flash BIOS Reading file ....... Erasing flash ...... WARNING!! Version 1.19(ASUS V2.07(03.11.24BB)) Copyright (C) 2002 American Megatrends, Inc. done Advance Check ...... done Advance Check ...... Erasing flash ...... WARNING!! done Please restart your computer A:\> ASUS M3A78-EM 2- A:\>afudos /iM3A78EM.rom AMI Firmware Update Utility - done...
... failure! 5. All rights reserved. Do not turn off power during flash BIOS Reading file ....... Erasing flash ...... WARNING!! Version 1.19(ASUS V2.07(03.11.24BB)) Copyright (C) 2002 American Megatrends, Inc. done Advance Check ...... done Advance Check ...... Erasing flash ...... WARNING!! done Please restart your computer A:\> ASUS M3A78-EM 2- A:\>afudos /iM3A78EM.rom AMI Firmware Update Utility - done...
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... BOARD: M3A78-EM VER: 0204 (H:00 B:05) DATE: 05/22/2008 Update ROM BOARD: Unknown VER: Unknown DATE: Unknown PATH: A:\ A: Note [Enter] Select or Load [Tab] Switch [Up/Down/Home/End] Move [B] Backup [V] Drive Info [ESC] Exit 2- Chapter 2: BIOS setup Save the BIOS file to download the latest BIOS file for the motherboard.... The device size should be smaller than 8GB. • DO NOT shut down or reset the system while updating the BIOS! Doing so can support ASUS CrashFree BIOS 3. Press + during the Power-On Self Tests (POST).
... BOARD: M3A78-EM VER: 0204 (H:00 B:05) DATE: 05/22/2008 Update ROM BOARD: Unknown VER: Unknown DATE: Unknown PATH: A:\ A: Note [Enter] Select or Load [Tab] Switch [Up/Down/Home/End] Move [B] Backup [V] Drive Info [ESC] Exit 2- Chapter 2: BIOS setup Save the BIOS file to download the latest BIOS file for the motherboard.... The device size should be smaller than 8GB. • DO NOT shut down or reset the system while updating the BIOS! Doing so can support ASUS CrashFree BIOS 3. Press + during the Power-On Self Tests (POST).
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...the security password feature or change the configuration of your data or system. The SPI chip on your screen. • Visit the ASUS website at www.asus.com to your computer in the future. otherwise, POST continues with the opportunity to always shut-down procedure. • Press ++ ... program. This requires you to turn the system off then back on the system chassis. • Press the power button to reconfigure your system using this motherboard apply for most conditions to ensure system compatibility and stability. When you start up the computer, the system provides...
...the security password feature or change the configuration of your data or system. The SPI chip on your screen. • Visit the ASUS website at www.asus.com to your computer in the future. otherwise, POST continues with the opportunity to always shut-down procedure. • Press ++ ... program. This requires you to turn the system off then back on the system chassis. • Press the power button to reconfigure your system using this motherboard apply for most conditions to ensure system compatibility and stability. When you start up the computer, the system provides...
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... you see on your screen. • Visit the ASUS website (www.asus.com) to select a field. Select Screen Select Item +- ASUS M3A78-EM 2-13 Sub-menu items Navigation keys 2.2.2 Menu bar The menu bar on top of the screen has the following main items: Main Advanced Power Boot Tools Exit For changing the basic system configuration...
... you see on your screen. • Visit the ASUS website (www.asus.com) to select a field. Select Screen Select Item +- ASUS M3A78-EM 2-13 Sub-menu items Navigation keys 2.2.2 Menu bar The menu bar on top of the screen has the following main items: Main Advanced Power Boot Tools Exit For changing the basic system configuration...
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For example, selecting Main shows the Main menu items. The other items (Advanced, Power, Boot, Tools, and Exit) on the menu bar have their respective menu items. 2.2.5 Sub-menu items A solid triangle before each item on the menu bar ...
For example, selecting Main shows the Main menu items. The other items (Advanced, Power, Boot, Tools, and Exit) on the menu bar have their respective menu items. 2.2.5 Sub-menu items A solid triangle before each item on the menu bar ...