User Guide
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Contents Notices...vi Safety information vii About this guide viii M3A78-EM 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 ASUS unique features 1-6 1.3.3 ASUS stylish features 1-8 1.3.4 ASUS intelligent overclocking features 1-8 1.4 Before you proceed 1-9 1.5 Motherboard overview 1-10 1.5.1 Motherboard layout 1-10 1.5.2 Placement direction 1-11 1.5.3 Screw holes 1-11 1.6 Central Processing Unit (CPU 1-12 1.6.1 Installing the CPU 1-12 1.6.2 Installing...
Contents Notices...vi Safety information vii About this guide viii M3A78-EM 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 ASUS unique features 1-6 1.3.3 ASUS stylish features 1-8 1.3.4 ASUS intelligent overclocking features 1-8 1.4 Before you proceed 1-9 1.5 Motherboard overview 1-10 1.5.1 Motherboard layout 1-10 1.5.2 Placement direction 1-11 1.5.3 Screw holes 1-11 1.6 Central Processing Unit (CPU 1-12 1.6.1 Installing the CPU 1-12 1.6.2 Installing...
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M3A78-EM specifications summary USB Storage / RAID Audio LAN ASUS overclocking features ASUS special features Back panel I/O ports BIOS Supports up to 12 USB 2.0/1.1 ports (6 ports at mid-board, 6 ports at back panel) ATI SB700 chipset ... panel Gigabit LAN SFS (Stepless Frequency Selection) from 200MHz to 300MHz at 1MHz increment Adjustable CPU Voltage at 0.05V increment ASUS C.P.R. (CPU Parameter Recall) Express Gate ASUS Q-Fan ASUS CrashFree BIOS3 ASUS EZ Flash2 ASUS MyLogo2 ASUS Noise Filter AI NAP 1 x PS/2 Keyboard/Mouse Combo port 1 x optical S/PDIF Out port 1 x HDMI port 1 x DVI port ...
M3A78-EM specifications summary USB Storage / RAID Audio LAN ASUS overclocking features ASUS special features Back panel I/O ports BIOS Supports up to 12 USB 2.0/1.1 ports (6 ports at mid-board, 6 ports at back panel) ATI SB700 chipset ... panel Gigabit LAN SFS (Stepless Frequency Selection) from 200MHz to 300MHz at 1MHz increment Adjustable CPU Voltage at 0.05V increment ASUS C.P.R. (CPU Parameter Recall) Express Gate ASUS Q-Fan ASUS CrashFree BIOS3 ASUS EZ Flash2 ASUS MyLogo2 ASUS Noise Filter AI NAP 1 x PS/2 Keyboard/Mouse Combo port 1 x optical S/PDIF Out port 1 x HDMI port 1 x DVI port ...
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...+ multi-core processors with unique L3 cache and delivers better overclocking capabilities with hardware acceleration of H.264, VC1 and Mpeg2 used in HD DVD and BluRay disks. See page 1-12 for a cool and quiet operating environment. AMD Cool 'n' Quiet Technology The motherboard supports the AMD Cool 'n' Quiet Technology, which monitors system operation... AMD Cool 'n' Quiet! It features dual-channel DDR2 1066 memory support and accelerates data transfer rate up to 5200MT/s via HyperTransport™ 3.0 based system bus. ASUS M3A78-EM 1-
...+ multi-core processors with unique L3 cache and delivers better overclocking capabilities with hardware acceleration of H.264, VC1 and Mpeg2 used in HD DVD and BluRay disks. See page 1-12 for a cool and quiet operating environment. AMD Cool 'n' Quiet Technology The motherboard supports the AMD Cool 'n' Quiet Technology, which monitors system operation... AMD Cool 'n' Quiet! It features dual-channel DDR2 1066 memory support and accelerates data transfer rate up to 5200MT/s via HyperTransport™ 3.0 based system bus. ASUS M3A78-EM 1-
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...fast transient response and stability for the CPU under heavy loading or overclocking modes. 1- Chapter 1: Product introduction See page 2-33 for future BIOS and Express Gate software updates. Q-Fan The ASUS Q-Fan technology smartly adjusts the CPU fan speeds according to the...and automatically provides banlanced computing power and energy consumption. It's a unique motherboard built-in touch with independent power to instant fun! Visit www.asus.com for details. 4+1 Phase Power Design ASUS 4+1 Phase Power Design unleashes ultimate memory performances with friends, or quickly check...
...fast transient response and stability for the CPU under heavy loading or overclocking modes. 1- Chapter 1: Product introduction See page 2-33 for future BIOS and Express Gate software updates. Q-Fan The ASUS Q-Fan technology smartly adjusts the CPU fan speeds according to the...and automatically provides banlanced computing power and energy consumption. It's a unique motherboard built-in touch with independent power to instant fun! Visit www.asus.com for details. 4+1 Phase Power Design ASUS 4+1 Phase Power Design unleashes ultimate memory performances with friends, or quickly check...
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...™ This feature allows you to open the system chassis and clear the RTC data. Profile The motherboard features the ASUS O.C. When the system hangs due to overclocking failure. Noise Filter This feature detects repetitive and stationary noises (non-voice signals) like Skype, online game, video conference and recording. eliminates the need to...
...™ This feature allows you to open the system chassis and clear the RTC data. Profile The motherboard features the ASUS O.C. When the system hangs due to overclocking failure. Noise Filter This feature detects repetitive and stationary noises (non-voice signals) like Skype, online game, video conference and recording. eliminates the need to...
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... support 8 GB physical memory on each slot. 64-bit Windows® XP Professional x64 Edition Windows® Vista x64 Edition ASUS M3A78-EM 1-17 The motherboard can not use identical DDR2 DIMM pairs for better overclocking capability. • For dual-channel configuration (2), you may install a maximum of 2 GB DIMMs on the operating system listed below...
... support 8 GB physical memory on each slot. 64-bit Windows® XP Professional x64 Edition Windows® Vista x64 Edition ASUS M3A78-EM 1-17 The motherboard can not use identical DDR2 DIMM pairs for better overclocking capability. • For dual-channel configuration (2), you may install a maximum of 2 GB DIMMs on the operating system listed below...
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... RAM, never remove the cap on pins 2-3 for about 5~10 seconds, then move the cap back to overclocking. Removing the cap will cause system boot failure! R M3A78-EM M3A78-EM Clear RTC RAM CLRTC 12 23 Normal (Default) Clear RTC You do not need to clear the RTC when...unplug the power cord. 2. Remove the onboard battery. 3. Move the jumper cap from pins 1-2 (default) to overclocking, use the C.P.R. (CPU Parameter Recall) feature. For system failure due to pins 2-3. ASUS M3A78-EM 1-25 1.9 Jumpers 1. Reinstall the battery. 5. Hold down and reboot the system so the BIOS can clear ...
... RAM, never remove the cap on pins 2-3 for about 5~10 seconds, then move the cap back to overclocking. Removing the cap will cause system boot failure! R M3A78-EM M3A78-EM Clear RTC RAM CLRTC 12 23 Normal (Default) Clear RTC You do not need to clear the RTC when...unplug the power cord. 2. Remove the onboard battery. 3. Move the jumper cap from pins 1-2 (default) to overclocking, use the C.P.R. (CPU Parameter Recall) feature. For system failure due to pins 2-3. ASUS M3A78-EM 1-25 1.9 Jumpers 1. Reinstall the battery. 5. Hold down and reboot the system so the BIOS can clear ...
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... Exit JumperFree Configuration CPU Configuration Chipset Onboard Devices Configuration PCIPnP USB Configuration Adjust System Frequency/Voltage etc. ASUS M3A78-EM 2-21 Select Screen Select Item +- If the system becomes unstable, return to malfunction. Take caution ..., Inc. 2.4.1 JumperFree Configuration Main Advanced Power BIOS SETUP UTILITY Boot Tools Exit Configure System Frequency/Voltage CPU Overclocking GPU Overclocking PCIE Overclocking [Auto] [Auto] [Auto] CPU Ratio and Voltage Processor Frequency Multiplier Processor Voltage Processor-NB Voltage [Auto...
... Exit JumperFree Configuration CPU Configuration Chipset Onboard Devices Configuration PCIPnP USB Configuration Adjust System Frequency/Voltage etc. ASUS M3A78-EM 2-21 Select Screen Select Item +- If the system becomes unstable, return to malfunction. Take caution ..., Inc. 2.4.1 JumperFree Configuration Main Advanced Power BIOS SETUP UTILITY Boot Tools Exit Configure System Frequency/Voltage CPU Overclocking GPU Overclocking PCIE Overclocking [Auto] [Auto] [Auto] CPU Ratio and Voltage Processor Frequency Multiplier Processor Voltage Processor-NB Voltage [Auto...
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... 1600MHz] [x9.0 1800MHz] Processor Voltage [Auto] Allows you to set the HyperTransport link width. Configuration options: [Auto] [Manual] [Overclock Profile] [Test Mode] GPU Overclocking [Auto] Allows you to set the memory clock mode. Configuration options: [Auto] [4 Bit] [8 Bit] [16 Bit] Memory Clock... [Auto] [Manual] Processor Frequency Multiplier [Auto] Allows you to achieve desired CPU internal frequency. CPU Overclocking [Auto] Allows selection of the preset overclocking. The value ranges from 1.85000V to set the DRAM timing mode. Configuration options: [Auto] [Manual] ...
... 1600MHz] [x9.0 1800MHz] Processor Voltage [Auto] Allows you to set the HyperTransport link width. Configuration options: [Auto] [Manual] [Overclock Profile] [Test Mode] GPU Overclocking [Auto] Allows you to set the memory clock mode. Configuration options: [Auto] [4 Bit] [8 Bit] [16 Bit] Memory Clock... [Auto] [Manual] Processor Frequency Multiplier [Auto] Allows you to achieve desired CPU internal frequency. CPU Overclocking [Auto] Allows selection of the preset overclocking. The value ranges from 1.85000V to set the DRAM timing mode. Configuration options: [Auto] [Manual] ...