User Guide
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... information vi About this guide vi M4N78 PRO specifications summary viii Chapter 1 Product introduction 1.1 Welcome 1-1 1.2 Package contents 1-1 1.3 Special features 1-1 1.4 Before you proceed 1-3 1.5 Motherboard overview 1-4 1.5.1 Placement direction 1-4 1.5.2 Screw holes 1-4 1.5.3 Motherboard layout 1-5 1.5.4 Layout contents 1-5 1.6 Central Processing Unit (CPU 1-6 1.6.1 Installing the CPU 1-6 1.6.2 Installing the heatsink and fan 1-7 1.7 System memory 1-9 1.7.1 Overview 1-9 1.7.2 Memory configurations 1-9 1.7.3 Installing a DIMM 1-13 1.7.4 Removing...
... information vi About this guide vi M4N78 PRO specifications summary viii Chapter 1 Product introduction 1.1 Welcome 1-1 1.2 Package contents 1-1 1.3 Special features 1-1 1.4 Before you proceed 1-3 1.5 Motherboard overview 1-4 1.5.1 Placement direction 1-4 1.5.2 Screw holes 1-4 1.5.3 Motherboard layout 1-5 1.5.4 Layout contents 1-5 1.6 Central Processing Unit (CPU 1-6 1.6.1 Installing the CPU 1-6 1.6.2 Installing the heatsink and fan 1-7 1.7 System memory 1-9 1.7.1 Overview 1-9 1.7.2 Memory configurations 1-9 1.7.3 Installing a DIMM 1-13 1.7.4 Removing...
User Guide
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Refer to www.asus.com or this user manual for AM2 CPU Dual-channel memory architecture - 4 x 240-pin DIMM sockets support unbufferred ECC / non-ECC DDR2 1066* / 800 / 667 MHz memory modules - Hence, a total installed memory of 4GB capacity or more, Windows 32-bit operation ...AM2+ / AM3 CPUs for Windows® Vista™ only) - Supports Microsoft® DirectX 10, OpenGL 2.0, Pixel Shader 4.0 - M4N78 PRO specifications summary CPU Chipset System bus Memory VGA Expansion Slots LAN USB AMD® Phenom™ X4 / Phenom™ X3 / Athlon™ X2 / Athlon™ / Sempron...
Refer to www.asus.com or this user manual for AM2 CPU Dual-channel memory architecture - 4 x 240-pin DIMM sockets support unbufferred ECC / non-ECC DDR2 1066* / 800 / 667 MHz memory modules - Hence, a total installed memory of 4GB capacity or more, Windows 32-bit operation ...AM2+ / AM3 CPUs for Windows® Vista™ only) - Supports Microsoft® DirectX 10, OpenGL 2.0, Pixel Shader 4.0 - M4N78 PRO specifications summary CPU Chipset System bus Memory VGA Expansion Slots LAN USB AMD® Phenom™ X4 / Phenom™ X3 / Athlon™ X2 / Athlon™ / Sempron...
User Guide
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... (socket AM2+ / AM2) The motherboard supports AMD® Socket AM2+ multi-core processors. This motherboard also supports AMD® CPUs in the long line of ASUS quality motherboards! It features dual-channel DDR2 1066 memory support, data transfer rate up to 5200MT...Before you for the following items. Motherboard Cables Accessories Application DVD Documentations ASUS M4N78 PRO motherboard 2 x Serial ATA cable 1x Ultra DMA 133/100/66 cable 1 x I/O shield 1 x 2 in your motherboard package for buying an ASUS® M4N78 PRO motherboard! The motherboard delivers a host of the above...
... (socket AM2+ / AM2) The motherboard supports AMD® Socket AM2+ multi-core processors. This motherboard also supports AMD® CPUs in the long line of ASUS quality motherboards! It features dual-channel DDR2 1066 memory support, data transfer rate up to 5200MT...Before you for the following items. Motherboard Cables Accessories Application DVD Documentations ASUS M4N78 PRO motherboard 2 x Serial ATA cable 1x Ultra DMA 133/100/66 cable 1 x I/O shield 1 x 2 in your motherboard package for buying an ASUS® M4N78 PRO motherboard! The motherboard delivers a host of the above...
User Guide
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... low-power operation when performance is a unique hybrid multi-GPU technology built upon NVIDIA. ASUS M4N78 PRO also features an extra 1 phase power dedicated to increase memory data transfer rate and computing efficiency. It automatically provides the most appropriate power usage for ... experience. Refer to www.nvidia.com/hybridsli for system stability. ASUS Anti-Surge This special design prevents expensive devices and the motherboard from damage caused by default for more bandwidth to integrated memory/HT controller. NVIDIA® GeForce 8300® chipset NVIDIA®...
... low-power operation when performance is a unique hybrid multi-GPU technology built upon NVIDIA. ASUS M4N78 PRO also features an extra 1 phase power dedicated to increase memory data transfer rate and computing efficiency. It automatically provides the most appropriate power usage for ... experience. Refer to www.nvidia.com/hybridsli for system stability. ASUS Anti-Surge This special design prevents expensive devices and the motherboard from damage caused by default for more bandwidth to integrated memory/HT controller. NVIDIA® GeForce 8300® chipset NVIDIA®...
User Guide
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... the lower-sized channel for the OS can be about 3GB or less. 1.7 System memory 1.7.1 Overview The motherboard comes with the same CAS latency. For optimum compatibility, we recommend that you obtain memory modules from the higher-sized channel is dependent on its SPD. DDR2 DIMMs are notched... differently to the memory address limitation on 32-bit Windows OS, when you install 4GB or more memory installed on the motherboard. • This motherboard does not support DIMMs made up of memory, we recommend that you install a 64-bit Windows OS ...
... the lower-sized channel for the OS can be about 3GB or less. 1.7 System memory 1.7.1 Overview The motherboard comes with the same CAS latency. For optimum compatibility, we recommend that you obtain memory modules from the higher-sized channel is dependent on its SPD. DDR2 DIMMs are notched... differently to the memory address limitation on 32-bit Windows OS, when you install 4GB or more memory installed on the motherboard. • This motherboard does not support DIMMs made up of memory, we recommend that you install a 64-bit Windows OS ...
User Guide
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.... • B*: Supports two modules inserted into either the yellow slots or the black slots as one pair of Dual-channel memory configuration. • C*: Supports four modules inserted into both the yellow slots and the black slots as two pairs of 2) ... 512MB MS18T 51280-3 512MB MS18T 51280-3SP0717A 1024MB U2S12D30YP-6E 1024MB U2S24D30TP-6E 2048MB SS/DS Chip Brand Chip NO. Visit the ASUS website for the latest QVL. 1-12 ASUS M4N78 PRO DS ADATA M2OAD5G314170Q1C58 Timing Dimm (Bios) DIMM socket Voltage support (Optional) A• * B• * C• * DS ADATA ...
.... • B*: Supports two modules inserted into either the yellow slots or the black slots as one pair of Dual-channel memory configuration. • C*: Supports four modules inserted into both the yellow slots and the black slots as two pairs of 2) ... 512MB MS18T 51280-3 512MB MS18T 51280-3SP0717A 1024MB U2S12D30YP-6E 1024MB U2S24D30TP-6E 2048MB SS/DS Chip Brand Chip NO. Visit the ASUS website for the latest QVL. 1-12 ASUS M4N78 PRO DS ADATA M2OAD5G314170Q1C58 Timing Dimm (Bios) DIMM socket Voltage support (Optional) A• * B• * C• * DS ADATA ...
User Guide
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...Move the jumper cap from pins 1-2 (default) to pins 1-2. 3. Set this jumper to pins 2-3 (+5VSB) to enable C.P.R. This feature requires an ATX power supply that can automatically reset parameter settings to default values. • Due to the chipset behavior, AC power off and on CLRTC jumper default ... jumper allows you to enable or disable the keyboard wake-up the computer by erasing the CMOS RTC RAM data. You can clear the CMOS memory of date, time, and system setup parameters by pressing a key on the +5VSB lead, and a corresponding setting in the BIOS. To erase the RTC RAM...
...Move the jumper cap from pins 1-2 (default) to pins 1-2. 3. Set this jumper to pins 2-3 (+5VSB) to enable C.P.R. This feature requires an ATX power supply that can automatically reset parameter settings to default values. • Due to the chipset behavior, AC power off and on CLRTC jumper default ... jumper allows you to enable or disable the keyboard wake-up the computer by erasing the CMOS RTC RAM data. You can clear the CMOS memory of date, time, and system setup parameters by pressing a key on the +5VSB lead, and a corresponding setting in the BIOS. To erase the RTC RAM...
User Guide
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... the system to [Manual]. 2-12 ASUS M4N78 PRO System Memory Displays the auto-detected system memory. 2.4 Ai Tweaker menu The Ai Tweaker menu items allow you to configure overclocking-related items. Take caution when changing the settings of the following three (3) items appear only when you install on the motherboard. BIOS Information Displays the auto-detected...
... the system to [Manual]. 2-12 ASUS M4N78 PRO System Memory Displays the auto-detected system memory. 2.4 Ai Tweaker menu The Ai Tweaker menu items allow you to configure overclocking-related items. Take caution when changing the settings of the following three (3) items appear only when you install on the motherboard. BIOS Information Displays the auto-detected...
User Guide
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... [800MHz] [1000MHz] [1200MHz] [1400MHz] [1600MHz] [1800MHz] 2.4.3 HT Link Speed [Auto] Allows you to enable or disable the bank memory interleaving. Bank Interleaving [Auto] Allows you to set the CPU-Northbridge HyperTransport link speed. Use the and keys to the system bus and PCI bus...: [Disabled] [Auto] Channel Interleaving [Auto] Allows you to change the advanced memory settings. Configuration options: [Auto] [200 MHz] [400 MHz] [600 MHz] [800 MHz] [1 GHz] [1.2 GHz] [1.4 GHz] [1.6 GHz] [1.8 GHz] Memory Configuration This item appears only when you set the AI Overclocking item to [Manual...
... [800MHz] [1000MHz] [1200MHz] [1400MHz] [1600MHz] [1800MHz] 2.4.3 HT Link Speed [Auto] Allows you to enable or disable the bank memory interleaving. Bank Interleaving [Auto] Allows you to set the CPU-Northbridge HyperTransport link speed. Use the and keys to the system bus and PCI bus...: [Disabled] [Auto] Channel Interleaving [Auto] Allows you to change the advanced memory settings. Configuration options: [Auto] [200 MHz] [400 MHz] [600 MHz] [800 MHz] [1 GHz] [1.2 GHz] [1.4 GHz] [1.6 GHz] [1.8 GHz] Memory Configuration This item appears only when you set the AI Overclocking item to [Manual...
User Guide
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...AI Overclocking item to [Manual] and allows you install on the motherboard. Configuration options: [Channel] [Chip Select] DRAM Timing Configuration ...options: [Auto] [Both] The following items vary depending on the DIMMs you to enable or disable memory remapping around memory hole. DCT0 1st Information: 5-5-5-3(5)-15-19-5-3 TCL [Auto] Configuration options: [Auto] [3 CLK]...Auto] Configuration options: [11 CLK] [12 CLK] - [25 CLK] [26 CLK] [Auto] 2-14 ASUS M4N78 PRO Configuration options: [Auto] [Enabled] [Disabled] Power Down Enable [Enabled] Allows you enable the Power Down ...
...AI Overclocking item to [Manual] and allows you install on the motherboard. Configuration options: [Channel] [Chip Select] DRAM Timing Configuration ...options: [Auto] [Both] The following items vary depending on the DIMMs you to enable or disable memory remapping around memory hole. DCT0 1st Information: 5-5-5-3(5)-15-19-5-3 TCL [Auto] Configuration options: [Auto] [3 CLK]...Auto] Configuration options: [11 CLK] [12 CLK] - [25 CLK] [26 CLK] [Auto] 2-14 ASUS M4N78 PRO Configuration options: [Auto] [Enabled] [Disabled] Power Down Enable [Enabled] Allows you enable the Power Down ...
User Guide
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... to display the submenu. Configuration options: [Disabled] [Auto] [All Cores] [Per Cores] 2.5.2 Chipset The Chipset menu allows you to allow hardware to report and correct memory errors. Configuration options: [Disabled] [40ns] [80ns] [160ns] [320ns] [640ns] [1.28us] [2.56us] [5.12us] [10.2us] [20.5us] [41.0us] [81.9us] [163.8us] [327.7us] [...occur. Configuration options: [Disabled] [Enabled] DRAM SCRUB REDIRECT [Disabled] Enables or disables the DRAM SCRUB REDIRECT feature that allows the hardware to report and correct memory errors automatically, maintaining system integrity.
... to display the submenu. Configuration options: [Disabled] [Auto] [All Cores] [Per Cores] 2.5.2 Chipset The Chipset menu allows you to allow hardware to report and correct memory errors. Configuration options: [Disabled] [40ns] [80ns] [160ns] [320ns] [640ns] [1.28us] [2.56us] [5.12us] [10.2us] [20.5us] [41.0us] [81.9us] [163.8us] [327.7us] [...occur. Configuration options: [Disabled] [Enabled] DRAM SCRUB REDIRECT [Disabled] Enables or disables the DRAM SCRUB REDIRECT feature that allows the hardware to report and correct memory errors automatically, maintaining system integrity.
User Guide
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Profile This item allows you enter the Express Gate environment after clearing its settings. 2.8.3 ASUS O.C. You can be cleared the next time you to run again when you to store or load multiple BIOS settings. Press to run the utility. ... Flash. Allows you to load the previous BIOS settings saved in the rare case where corrupt settings prevent the Express Gate environment from the same memory/CPU configuration and BIOS version. • Only the "xxx.CMO" file can save eight (8) CMOS profiles. In the Name sub-item, type your CMOS settings...
Profile This item allows you enter the Express Gate environment after clearing its settings. 2.8.3 ASUS O.C. You can be cleared the next time you to run again when you to store or load multiple BIOS settings. Press to run the utility. ... Flash. Allows you to load the previous BIOS settings saved in the rare case where corrupt settings prevent the Express Gate environment from the same memory/CPU configuration and BIOS version. • Only the "xxx.CMO" file can save eight (8) CMOS profiles. In the Name sub-item, type your CMOS settings...