User Manual
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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 configurations...
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 configurations...
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...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 ...2.3.7 System Information 2-20 2.4 Advanced menu 2-21 2.4.1 JumperFree Configuration 2-21 2.4.2 Hyper Transport Configuration 2-22 2.4.3 CPU Configuration 2-22 2.4.4 Chipset 2-23 2.4.5 Onboard Device Configuration 2-27 2.4.6 PCIPnP 2-28 2.4.7 USB Configuration 2-29 iv
...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 ...2.3.7 System Information 2-20 2.4 Advanced menu 2-21 2.4.1 JumperFree Configuration 2-21 2.4.2 Hyper Transport Configuration 2-22 2.4.3 CPU Configuration 2-22 2.4.4 Chipset 2-23 2.4.5 Onboard Device Configuration 2-27 2.4.6 PCIPnP 2-28 2.4.7 USB Configuration 2-29 iv
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...6 x Serial ATA 3Gb/s connectors support RAID 0, RAID 1 and RAID 10 configuration (continued on the next page) Supports DVI-D with max. M3A78-EMH HDMI specifications summary CPU. Chipset Front side bus Memory Expansion slots Graphics Storage / RAID AMD® Socket AM2+ Phenom™FX / Phenom / Athlon™ 64 /... / 1600 MT/s for AM2 CPU Dual-channel memory architecture 4 x 240-pin DIMM slots support unbuffered ECC and non-ECC DDR2 1066*/800/667/533 MHz memory modules Supports up to www.asus.com or user manual for Memory QVL (Qualified Vendors List) 1 x PCI Express...
...6 x Serial ATA 3Gb/s connectors support RAID 0, RAID 1 and RAID 10 configuration (continued on the next page) Supports DVI-D with max. M3A78-EMH HDMI specifications summary CPU. Chipset Front side bus Memory Expansion slots Graphics Storage / RAID AMD® Socket AM2+ Phenom™FX / Phenom / Athlon™ 64 /... / 1600 MT/s for AM2 CPU Dual-channel memory architecture 4 x 240-pin DIMM slots support unbuffered ECC and non-ECC DDR2 1066*/800/667/533 MHz memory modules Supports up to www.asus.com or user manual for Memory QVL (Qualified Vendors List) 1 x PCI Express...
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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 ... panel) PCIe Gigabit 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...
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 ... panel) PCIe Gigabit 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...
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...of the above items is damaged or missing, contact your motherboard package for the following items. Motherboard ASUS M3A78-EMH HDMI motherboard Cables 3 x Serial ATA signal cables 3 x Serial ATA power cables (includes one 2 in...CPU support This motherboard supports AMD® Socket AM2+ multi-core processors with unique L3 cache and delivers better overclocking capabilities with the list below. 1.2 Package contents Check your retailer. 1.3 Special features 1.3.1 Product highlights AMD® Socket AM2+ Phenom™ FX / . See page 1-10 for buying an ASUS® M3A78-EMH HDMI...
...of the above items is damaged or missing, contact your motherboard package for the following items. Motherboard ASUS M3A78-EMH HDMI motherboard Cables 3 x Serial ATA signal cables 3 x Serial ATA power cables (includes one 2 in...CPU support This motherboard supports AMD® Socket AM2+ multi-core processors with unique L3 cache and delivers better overclocking capabilities with the list below. 1.2 Package contents Check your retailer. 1.3 Special features 1.3.1 Product highlights AMD® Socket AM2+ Phenom™ FX / . See page 1-10 for buying an ASUS® M3A78-EMH HDMI...
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... Quiet Technology The motherboard supports the AMD Cool 'n' Quiet Technology, which monitors system operation and automatically adjusts CPU voltage and frequency for details. Meanwhile it can also support the future mainstream Hybrid CrossFire Technology that significantly optimizes... page 1-31 for details. See page 2-23 for details. Athlon 64 FX / Athlon 64 / Sempron CPU support The motherboard supports AMD socket AM2 single-core Athlon 64/ Sempron and dual-core Athlon 64 X2/ Athlon... and AMD Cool 'n' Quiet! See page 2-23 for multi-tasking. ASUS M3A78-EMH HDMI 1-
... Quiet Technology The motherboard supports the AMD Cool 'n' Quiet Technology, which monitors system operation and automatically adjusts CPU voltage and frequency for details. Meanwhile it can also support the future mainstream Hybrid CrossFire Technology that significantly optimizes... page 1-31 for details. See page 2-23 for details. Athlon 64 FX / Athlon 64 / Sempron CPU support The motherboard supports AMD socket AM2 single-core Athlon 64/ Sempron and dual-core Athlon 64 X2/ Athlon... and AMD Cool 'n' Quiet! See page 2-23 for multi-tasking. ASUS M3A78-EMH HDMI 1-
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... system performance. PCI Express 2.0 support This motherboard supports the latest PCIe 2.0 devices for details. See page 1-25 for the supported CPU models. 1- Chapter 1: Product introduction Refer to 4 monitors with efficient power consumption. DVI Interface DVI (Digital Visual Interface) provides high... PCI Express™ interface The motherboard fully supports PCI Express, the latest I/O interconnect technology that speeds up to www.asus.com for details. DDR2 1066 is HDCP compliant allowing playback of digital display devices such as LCD monitor. PCI Express features...
... system performance. PCI Express 2.0 support This motherboard supports the latest PCIe 2.0 devices for details. See page 1-25 for the supported CPU models. 1- Chapter 1: Product introduction Refer to 4 monitors with efficient power consumption. DVI Interface DVI (Digital Visual Interface) provides high... PCI Express™ interface The motherboard fully supports PCI Express, the latest I/O interconnect technology that speeds up to www.asus.com for details. DDR2 1066 is HDCP compliant allowing playback of digital display devices such as LCD monitor. PCI Express features...
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ASUS CrashFree BIOS 3 The ASUS CrashFree BIOS 3 allows users to clear CMOS data. You can amend the CPU setting again. C.P.R. (CPU Parameter Recall) When the system hangs due to overclocking failure, there is a user-friendly BIOS update utility. Just simply ... a USB flash disk before entering the OS. 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 personalize your system. See page 2-32 for details. ASUS MyLogo2™ Turn your favorite photos into 256-color boot ...
ASUS CrashFree BIOS 3 The ASUS CrashFree BIOS 3 allows users to clear CMOS data. You can amend the CPU setting again. C.P.R. (CPU Parameter Recall) When the system hangs due to overclocking failure, there is a user-friendly BIOS update utility. Just simply ... a USB flash disk before entering the OS. 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 personalize your system. See page 2-32 for details. ASUS MyLogo2™ Turn your favorite photos into 256-color boot ...
User Manual
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... the socket by pressing the lever sideways, then lift it up to prevent bending the connectors on the motherboard. M3A78-EMH HDMI M3A78-EMH HDMI CPU Socket AM2/AM2+ 2. 1.6 Central Processing Unit (CPU) The motherboard comes with an AM2+/AM2 socket designed for AMD® Socket AM2+ Phenom™ FX / Phenom / Athlon™ 64 / Sempron™ processor or...
... the socket by pressing the lever sideways, then lift it up to prevent bending the connectors on the motherboard. M3A78-EMH HDMI M3A78-EMH HDMI CPU Socket AM2/AM2+ 2. 1.6 Central Processing Unit (CPU) The motherboard comes with an AM2+/AM2 socket designed for AMD® Socket AM2+ Phenom™ FX / Phenom / Athlon™ 64 / Sempron™ processor or...
User Manual
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... side tab to the CPU_FAN connector on the motherboard. Connect the CPU fan cable to indicate that the CPU corner with the gold triangle matches the socket corner with the heatsink package. 7. ASUS M3A78-EMH HDMI 1-11 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 plug this connector. Hardware monitoring...
... side tab to the CPU_FAN connector on the motherboard. Connect the CPU fan cable to indicate that the CPU corner with the gold triangle matches the socket corner with the heatsink package. 7. ASUS M3A78-EMH HDMI 1-11 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 plug this connector. Hardware monitoring...
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... is already installed on the motherboard upon purchase. • You do not match the CPU documentation, follow the latter. 1-12 Chapter 1: Product introduction Follow these steps to the CPU heatsink or CPU before you install the 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 use only qualified heatsink and fan assembly. 1.6.2 Installing the heatsink and fan The...
... is already installed on the motherboard upon purchase. • You do not match the CPU documentation, follow the latter. 1-12 Chapter 1: Product introduction Follow these steps to the CPU heatsink or CPU before you install the 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 use only qualified heatsink and fan assembly. 1.6.2 Installing the heatsink and fan The...
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... battery. 3. Plug the power cord and turn ON the computer. 6. For system failure due to pins 1-2. 4. Reinstall the battery. 5. M3A78-EMH HDMI CLRTC 12 23 Normal (Default) M3A78-EMH HDMI Clear RTC RAM Clear RTC You do not need to clear the RTC when the system hangs due to re-enter data. Hold...clearing the RTC RAM, never remove the cap on pins 2-3 for about 5~10 seconds, then move the cap back to overclocking, use the C.P.R. (CPU Parameter Recall) feature. Turn OFF the computer and unplug the power cord. 2. Clear RTC RAM (CLRTC) This jumper allows you to default values. 1-...
... battery. 3. Plug the power cord and turn ON the computer. 6. For system failure due to pins 1-2. 4. Reinstall the battery. 5. M3A78-EMH HDMI CLRTC 12 23 Normal (Default) M3A78-EMH HDMI Clear RTC RAM Clear RTC You do not need to clear the RTC when the system hangs due to re-enter data. Hold...clearing the RTC RAM, never remove the cap on pins 2-3 for about 5~10 seconds, then move the cap back to overclocking, use the C.P.R. (CPU Parameter Recall) feature. Turn OFF the computer and unplug the power cord. 2. Clear RTC RAM (CLRTC) This jumper allows you to default values. 1-...
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... for each USB port; 2. ASUS M3A78-EMH HDMI 1-27 Set to +5VSB to additional USB ports. M3A78-EMH HDMI PS2_USBPW1-4 12 23 +5V (Default) +5VSB M3A78-EMH HDMI USB Device Wake Up USBPW5-8 12 23 +5V (Default) +5VSB USBPW9-12 12 23 +5V (Default) +5VSB • The USB device wake-up from S1 sleep mode (CPU stopped, DRAM refreshed, system running...
... for each USB port; 2. ASUS M3A78-EMH HDMI 1-27 Set to +5VSB to additional USB ports. M3A78-EMH HDMI PS2_USBPW1-4 12 23 +5V (Default) +5VSB M3A78-EMH HDMI USB Device Wake Up USBPW5-8 12 23 +5V (Default) +5VSB USBPW9-12 12 23 +5V (Default) +5VSB • The USB device wake-up from S1 sleep mode (CPU stopped, DRAM refreshed, system running...
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Playback of HD DVD and Blu-Ray Discs The speed and bandwidth of the CPU/Memory, DVD player, and drivers will upgrade the playback quality. 14. 13. HDMI port. Using the CPU/Memory of HD DVD, Blu-Ray and other protected content • This motherboard comes with dual-VGA output that...'t be converted to output RGB Signal to CRT and isn't compatible with the higher-version DVD player and drivers will affect the playback quality. ASUS M3A78-EMH HDMI 1-31 This port is HDCP compliant allowing playback of higher speed and bandwidth with DVI-I. • To play HD DVD or Blu-Ray Disc...
Playback of HD DVD and Blu-Ray Discs The speed and bandwidth of the CPU/Memory, DVD player, and drivers will upgrade the playback quality. 14. 13. HDMI port. Using the CPU/Memory of HD DVD, Blu-Ray and other protected content • This motherboard comes with dual-VGA output that...'t be converted to output RGB Signal to CRT and isn't compatible with the higher-version DVD player and drivers will affect the playback quality. ASUS M3A78-EMH HDMI 1-31 This port is HDCP compliant allowing playback of higher speed and bandwidth with DVI-I. • To play HD DVD or Blu-Ray Disc...
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.... M3A78-EMH HDMI COM1 PIN1 M3A78-EMH HDMI COM Port Connector ASUS M3A78-EMH HDMI 1-35 The serial port bracket (COM1) is for a serial (COM) port. 5. Serial port connector (10-1 pin COM1) The connector is purchased separately. Do not forget to connect the fan cables to the fan connectors. Only CPU Fan supports Q-Fan. CHA_FAN Rotation +12V GND M3A78-EMH HDMI CPU_FAN CPU FAN PWM CPU...
.... M3A78-EMH HDMI COM1 PIN1 M3A78-EMH HDMI COM Port Connector ASUS M3A78-EMH HDMI 1-35 The serial port bracket (COM1) is for a serial (COM) port. 5. Serial port connector (10-1 pin COM1) The connector is purchased separately. Do not forget to connect the fan cables to the fan connectors. Only CPU Fan supports Q-Fan. CHA_FAN Rotation +12V GND M3A78-EMH HDMI CPU_FAN CPU FAN PWM CPU...
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... PORT 5-6 only works at [RAID] or [AHCI]. 2.3.7 System Information This menu gives you an overview of the general system specifications. Processor Displays the auto-detected CPU specification. System Memory Displays the auto-detected system memory. 2-20 Chapter 2: BIOS setup OnChip SATA Type [SATA] This item appears only when you set the...
... PORT 5-6 only works at [RAID] or [AHCI]. 2.3.7 System Information This menu gives you an overview of the general system specifications. Processor Displays the auto-detected CPU specification. System Memory Displays the auto-detected system memory. 2-20 Chapter 2: BIOS setup OnChip SATA Type [SATA] This item appears only when you set the...
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... overclocking profiles with optimal parameters for the system. [Overclock Profile] - Select Screen Select Item +- CPU Overclocking [Auto] Allows selection of CPU overclocking options to be auto-adjusted. Change Field Tab Select Field F1 General Help F10 Save and...[Auto] - loads the standard settings for stability when overclocking. Configuration options: [Disabled] [Enable] ASUS M3A78-EMH HDMI 2-21 allows you to change the settings for the CPU and other system devices. 2.4 Advanced menu The Advanced menu items allow you to individually set overclocking parameters...
... overclocking profiles with optimal parameters for the system. [Overclock Profile] - Select Screen Select Item +- CPU Overclocking [Auto] Allows selection of CPU overclocking options to be auto-adjusted. Change Field Tab Select Field F1 General Help F10 Save and...[Auto] - loads the standard settings for stability when overclocking. Configuration options: [Disabled] [Enable] ASUS M3A78-EMH HDMI 2-21 allows you to change the settings for the CPU and other system devices. 2.4 Advanced menu The Advanced menu items allow you to individually set overclocking parameters...
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... 1985-2007, American Megatrends, Inc. The driver developer may enable it for testing purpose. Select Screen Select Item +- Advanced BIOS SETUP UTILITY CPU Configuration Module Version: 13.20 AGESA Version: 3.1.4.0 Physical Count: 1 Logical Count: 1 AMD Sempron(tm) Processor 3200+ Revision: F2 Cache... [Disabled] This option should remain disabled for the normal operation. Configuration options: [Auto] [4 Bit] [8 Bit] [16 Bit] 2.4.3 CPU Configuration The items in this speed if it is slower than or equal to change Freq. : Yes uCode Patch Level : 0x62 GART Error...
... 1985-2007, American Megatrends, Inc. The driver developer may enable it for testing purpose. Select Screen Select Item +- Advanced BIOS SETUP UTILITY CPU Configuration Module Version: 13.20 AGESA Version: 3.1.4.0 Physical Count: 1 Logical Count: 1 AMD Sempron(tm) Processor 3200+ Revision: F2 Cache... [Disabled] This option should remain disabled for the normal operation. Configuration options: [Auto] [4 Bit] [8 Bit] [16 Bit] 2.4.3 CPU Configuration The items in this speed if it is slower than or equal to change Freq. : Yes uCode Patch Level : 0x62 GART Error...
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...;C/xxxºF] or [Ignored]. Smart Q-Fan Function [Disabled] Allows you do not wish to enable or disable the ASUS Q-Fan feature that smartly adjusts the fan speeds for more efficient system operation. VCORE Voltage, 3.3V Voltage, 5V Voltage... Configuration options: [Disabled] [Enabled] 2-32 Chapter 2: BIOS setup 2.5.5 Hardware Monitor Power Hardware Monitor BIOS SETUP UTILITY CPU Temperature [23ºC/73ºF] MB Temperature [30ºC/86ºF] CPU Fan Speed Chassis Fan Speed [4891RPM] [N/A] VCORE Voltage 3.3V Voltage 5V Voltage 12V Voltage [ 1.344V] [ 3.152V...
...;C/xxxºF] or [Ignored]. Smart Q-Fan Function [Disabled] Allows you do not wish to enable or disable the ASUS Q-Fan feature that smartly adjusts the fan speeds for more efficient system operation. VCORE Voltage, 3.3V Voltage, 5V Voltage... Configuration options: [Disabled] [Enabled] 2-32 Chapter 2: BIOS setup 2.5.5 Hardware Monitor Power Hardware Monitor BIOS SETUP UTILITY CPU Temperature [23ºC/73ºF] MB Temperature [30ºC/86ºF] CPU Fan Speed Chassis Fan Speed [4891RPM] [N/A] VCORE Voltage 3.3V Voltage 5V Voltage 12V Voltage [ 1.344V] [ 3.152V...