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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 1.3 Special features 1-2 1.3.1 Product highlights 1-2 1.3.2 Innovative ASUS features 1-6 1.4 Before you proceed 1-7 1.5 Motherboard overview 1-8 1.5.1 Motherboard layout 1-8 1.5.2 Placement direction 1-9 1.5.3 Screw holes 1-9 1.6 Central Processing Unit (CPU 1-10 1.6.1 Installing the CPU 1-10 1.6.2 Installing the heatsink and fan 1-12 1.7 System memory 1-14 1.7.1 Overview 1-14 1.7.2 Memory...
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 1.3 Special features 1-2 1.3.1 Product highlights 1-2 1.3.2 Innovative ASUS features 1-6 1.4 Before you proceed 1-7 1.5 Motherboard overview 1-8 1.5.1 Motherboard layout 1-8 1.5.2 Placement direction 1-9 1.5.3 Screw holes 1-9 1.6 Central Processing Unit (CPU 1-10 1.6.1 Installing the CPU 1-10 1.6.2 Installing the heatsink and fan 1-12 1.7 System memory 1-14 1.7.1 Overview 1-14 1.7.2 Memory...
User Manual
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M3A78-EMH HDMI specifications summary Audio USB LAN ASUS overclocking features ASUS special features Back panel I/O ports BIOS Internal I/O connectors ALC883 High Definition Audio 8-channel CODEC Supports Jack-Detect and Multistreaming... LAN SFS (Stepless Frequency Selection) from 200MHz to 300MHz at 1MHz increment Ajustable CPU Voltage at 0.025V increment ASUS C.P.R. (CPU Parameter Recall) ASUS Q-Fan ASUS CrashFree BIOS3 ASUS EZ Flash2 ASUS MyLogo2 1 x PS/2 Mouse port 1 x PS/2 Keyboard port 1 x HDMI port 1 x DVI port 1 x VGA port 1 x RJ45 port 4 x USB 2.0/1.1 port 8-channel Audio I/O ports...
M3A78-EMH HDMI specifications summary Audio USB LAN ASUS overclocking features ASUS special features Back panel I/O ports BIOS Internal I/O connectors ALC883 High Definition Audio 8-channel CODEC Supports Jack-Detect and Multistreaming... LAN SFS (Stepless Frequency Selection) from 200MHz to 300MHz at 1MHz increment Ajustable CPU Voltage at 0.025V increment ASUS C.P.R. (CPU Parameter Recall) ASUS Q-Fan ASUS CrashFree BIOS3 ASUS EZ Flash2 ASUS MyLogo2 1 x PS/2 Mouse port 1 x PS/2 Keyboard port 1 x HDMI port 1 x DVI port 1 x VGA port 1 x RJ45 port 4 x USB 2.0/1.1 port 8-channel Audio I/O ports...
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... Just simply restart the system, the BIOS would show the previous setting and then users can update your system. ASUS CrashFree BIOS 3 The ASUS CrashFree BIOS 3 allows users to restore corrupted BIOS data from a USB flash disk before entering the OS. See...users the cost and hassle of buying a replacement BIOS chip. See page 2-32 for details. 1.3.2 Innovative ASUS features ASUS Q-Fan technology The ASUS Q-Fan technology smartly adjusts the CPU fan speeds according to the system loading to overclocking failure, there is a user-friendly BIOS update utility. See ...
... Just simply restart the system, the BIOS would show the previous setting and then users can update your system. ASUS CrashFree BIOS 3 The ASUS CrashFree BIOS 3 allows users to restore corrupted BIOS data from a USB flash disk before entering the OS. See...users the cost and hassle of buying a replacement BIOS chip. See page 2-32 for details. 1.3.2 Innovative ASUS features ASUS Q-Fan technology The ASUS Q-Fan technology smartly adjusts the CPU fan speeds according to the system loading to overclocking failure, there is a user-friendly BIOS update utility. See ...
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... CPU_FAN connector on the side tab to connect the CPU fan connector! Small triangle Gold triangle The CPU fits only in place. The lever clicks on the motherboard. M3A78-EMH HDMI CPU_FAN CPU FAN PWM CPU FAN IN CPU FAN PWR GND M3A78-EMH HDMI CPU Fan Connector Do not forget to indicate that it fits in one correct orientation. ASUS M3A78-EMH HDMI 1-11
... CPU_FAN connector on the side tab to connect the CPU fan connector! Small triangle Gold triangle The CPU fits only in place. The lever clicks on the motherboard. M3A78-EMH HDMI CPU_FAN CPU FAN PWM CPU FAN IN CPU FAN PWR GND M3A78-EMH HDMI CPU Fan Connector Do not forget to indicate that it fits in one correct orientation. ASUS M3A78-EMH HDMI 1-11
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...base. • The retention module base is properly applied to the CPU heatsink or CPU before you use only qualified heatsink and fan assembly. If the instructions in this section do not have to remove the retention module base when installing the CPU or installing other... motherboard components. • If you purchased a separate CPU heatsink and fan assembly, make sure that the heatsink fits properly on the motherboard upon purchase. • You do not match the CPU documentation, follow the...
...base. • The retention module base is properly applied to the CPU heatsink or CPU before you use only qualified heatsink and fan assembly. If the instructions in this section do not have to remove the retention module base when installing the CPU or installing other... motherboard components. • If you purchased a separate CPU heatsink and fan assembly, make sure that the heatsink fits properly on the motherboard upon purchase. • You do not match the CPU documentation, follow the...
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2. Align the other end of the retention bracket to the retention module base. 3. ASUS M3A78-EMH HDMI 1-13 A clicking sound denotes that the fan and heatsink assembly perfectly fits the retention mechanism module base; Push down the retention bracket lock on the retention mechanism to secure the heatsink and fan to the retention module base. otherwise, you cannot snap the retention bracket in place. Make sure that the retention bracket is in place. 4. Attach one end of the retention bracket (near the retention bracket lock) to the module base.
2. Align the other end of the retention bracket to the retention module base. 3. ASUS M3A78-EMH HDMI 1-13 A clicking sound denotes that the fan and heatsink assembly perfectly fits the retention mechanism module base; Push down the retention bracket lock on the retention mechanism to secure the heatsink and fan to the retention module base. otherwise, you cannot snap the retention bracket in place. Make sure that the retention bracket is in place. 4. Attach one end of the retention bracket (near the retention bracket lock) to the module base.
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..., then install the module to the fan connectors. 5. Do not forget to connect the fan cables to a slot opening at +12V. Only CPU Fan supports Q-Fan. These are not jumpers! CHA_FAN Rotation +12V GND M3A78-EMH HDMI CPU_FAN CPU FAN PWM CPU FAN IN CPU FAN PWR GND M3A78-EMH HDMI Fan Connectors 6. M3A78-EMH HDMI COM1 PIN1 M3A78-EMH HDMI COM Port Connector ASUS M3A78-EMH HDMI 1-35 Insufficient air flow inside the...
..., then install the module to the fan connectors. 5. Do not forget to connect the fan cables to a slot opening at +12V. Only CPU Fan supports Q-Fan. These are not jumpers! CHA_FAN Rotation +12V GND M3A78-EMH HDMI CPU_FAN CPU FAN PWM CPU FAN IN CPU FAN PWR GND M3A78-EMH HDMI Fan Connectors 6. M3A78-EMH HDMI COM1 PIN1 M3A78-EMH HDMI COM Port Connector ASUS M3A78-EMH HDMI 1-35 Insufficient air flow inside the...
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... [xxxxRPM] or [Ignored] The onboard hardware monitor automatically detects and displays the CPU fan speed in rotations per minute (RPM). If the fan is not connected to enable or disable the ASUS Q-Fan feature that smartly adjusts the fan speeds for more efficient system operation. 2.5.5 Hardware Monitor Power Hardware Monitor BIOS SETUP UTILITY CPU Temperature...
... [xxxxRPM] or [Ignored] The onboard hardware monitor automatically detects and displays the CPU fan speed in rotations per minute (RPM). If the fan is not connected to enable or disable the ASUS Q-Fan feature that smartly adjusts the fan speeds for more efficient system operation. 2.5.5 Hardware Monitor Power Hardware Monitor BIOS SETUP UTILITY CPU Temperature...
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...'n'Quiet Utility This item guides you in a Windows® environment. ASUS Update The ASUS Update utility allows you keep your computer in healthy operating condition. This utility requires an Internet connection either through a network or...the applications and other software that the motherboard supports. installation wizard for Utilities Launches the ASUS InstAll - AMD RaidXpert Installs the AMD RaidXpert. 3- Chapter 3: Software support ASUS PC Probe II This smart utility monitors the fan speed, CPU temperature, and system voltages, and alerts you of any detected problems....
...'n'Quiet Utility This item guides you in a Windows® environment. ASUS Update The ASUS Update utility allows you keep your computer in healthy operating condition. This utility requires an Internet connection either through a network or...the applications and other software that the motherboard supports. installation wizard for Utilities Launches the ASUS InstAll - AMD RaidXpert Installs the AMD RaidXpert. 3- Chapter 3: Software support ASUS PC Probe II This smart utility monitors the fan speed, CPU temperature, and system voltages, and alerts you of any detected problems....