H81M-C User's Manual
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... or may be distributed WITHOUT ANY WARRANTY and licensed under various Free Open Source Software licenses. ASUS PROVIDES THIS MANUAL "AS IS" WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OR CONDITIONS OF MERCHANTABILITY OR ... LOSS OF BUSINESS, LOSS OF USE OR DATA, INTERRUPTION OF BUSINESS AND THE LIKE), EVEN IF ASUS HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES ARISING FROM ANY DEFECT OR ERROR IN THIS MANUAL OR PRODUCT. ASUS ASSUMES NO RESPONSIBILITY OR LIABILITY FOR ANY ERRORS OR INACCURACIES THAT MAY APPEAR IN THIS...
... or may be distributed WITHOUT ANY WARRANTY and licensed under various Free Open Source Software licenses. ASUS PROVIDES THIS MANUAL "AS IS" WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OR CONDITIONS OF MERCHANTABILITY OR ... LOSS OF BUSINESS, LOSS OF USE OR DATA, INTERRUPTION OF BUSINESS AND THE LIKE), EVEN IF ASUS HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES ARISING FROM ANY DEFECT OR ERROR IN THIS MANUAL OR PRODUCT. ASUS ASSUMES NO RESPONSIBILITY OR LIABILITY FOR ANY ERRORS OR INACCURACIES THAT MAY APPEAR IN THIS...
H81M-C User's Manual
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Operation safety • Before installing the motherboard and adding components, carefully read all the manuals that came with the product, contact a qualified service technician or your dealer immediately. • To avoid short circuits, keep paper clips, screws, and staples away ...
Operation safety • Before installing the motherboard and adding components, carefully read all the manuals that came with the product, contact a qualified service technician or your dealer immediately. • To avoid short circuits, keep paper clips, screws, and staples away ...
H81M-C User's Manual
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Refer to yourself when completing a task. Conventions used throughout this manual. CAUTION: Information to prevent damage to the components when completing a task IMPORTANT: Instructions that you perform certain tasks properly, take note of ... in this guide To ensure that you must press the enclosed key. + + Example: means that you complete a task. ASUS websites The ASUS website provides updated information on ASUS hardware and software products. Optional documentation Your product package may include optional documentation, such as warranty flyers, that you must press the...
Refer to yourself when completing a task. Conventions used throughout this manual. CAUTION: Information to prevent damage to the components when completing a task IMPORTANT: Instructions that you perform certain tasks properly, take note of ... in this guide To ensure that you must press the enclosed key. + + Example: means that you complete a task. ASUS websites The ASUS website provides updated information on ASUS hardware and software products. Optional documentation Your product package may include optional documentation, such as warranty flyers, that you must press the...
H81M-C User's Manual
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... to do so can cause severe damage to unlock a DIMM socket. 2. Under the default state, some memory modules for overclocking may operate at : www.asus.com for manual memory frequency adjustment. • For system stability, use a more efficient memory cooling system to unlock the DIMM. 1-8 Chapter 1: Product introduction Simultaneously press the retaining...
... to do so can cause severe damage to unlock a DIMM socket. 2. Under the default state, some memory modules for overclocking may operate at : www.asus.com for manual memory frequency adjustment. • For system stability, use a more efficient memory cooling system to unlock the DIMM. 1-8 Chapter 1: Product introduction Simultaneously press the retaining...
H81M-C User's Manual
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...contains the drivers, software applications, and utilities that you can install to change at www.asus.com for updates. The contents of your OS documentation for reference only. Click Drivers, Utilities, AHCI Driver, Manual, Contact and Specials tabs to run the Support DVD Place the Support DVD into the ... an icon to display Support DVD/motherboard information Click an item to locate the file ASSETUP.EXE from the BIN folder. Visit the ASUS website at any time without notice. Always install the latest OS version and corresponding updates to maximize the features of the Support DVD to...
...contains the drivers, software applications, and utilities that you can install to change at www.asus.com for updates. The contents of your OS documentation for reference only. Click Drivers, Utilities, AHCI Driver, Manual, Contact and Specials tabs to run the Support DVD Place the Support DVD into the ... an icon to display Support DVD/motherboard information Click an item to locate the file ASSETUP.EXE from the BIN folder. Visit the ASUS website at any time without notice. Always install the latest OS version and corresponding updates to maximize the features of the Support DVD to...
H81M-C User's Manual
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... BIOS EZ Update requires an Internet connection either through a network or an ISP (Internet Service Provider). ASUS H81M-C 2-1 Copy the original motherboard BIOS using the ASUS Update utility. 2.1.1 EZ Update EZ Update is a utility that allows you can also manually update the saved BIOS and select a boot logo when the system goes into POST.
... BIOS EZ Update requires an Internet connection either through a network or an ISP (Internet Service Provider). ASUS H81M-C 2-1 Copy the original motherboard BIOS using the ASUS Update utility. 2.1.1 EZ Update EZ Update is a utility that allows you can also manually update the saved BIOS and select a boot logo when the system goes into POST.
H81M-C User's Manual
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... system to the 2-Core Ratio Limit. 2-14 Chapter 2: Getting started Select [Auto] to apply the CPU default Turbo Ratio setting or manually assign a 1-Core Ratio Limit value that is higher than or equal to automatically optimize the CPU ratio, BCLK frequency, and memory parameters....CPU Turbo-Mode Speed : xxxxMHz Displays the target CPU Turbo-Mode speed. Target CPU Graphics Speed : xxxxMHz Displays the target iGPU speed. 2.5.1 ASUS MultiCore Enhancement [Auto] [Auto] [Disabled] Default set CPU Core Ratio individually. The following two items appear only when you set the CPU...
... system to the 2-Core Ratio Limit. 2-14 Chapter 2: Getting started Select [Auto] to apply the CPU default Turbo Ratio setting or manually assign a 1-Core Ratio Limit value that is higher than or equal to automatically optimize the CPU ratio, BCLK frequency, and memory parameters....CPU Turbo-Mode Speed : xxxxMHz Displays the target CPU Turbo-Mode speed. Target CPU Graphics Speed : xxxxMHz Displays the target iGPU speed. 2.5.1 ASUS MultiCore Enhancement [Auto] [Auto] [Disabled] Default set CPU Core Ratio individually. The following two items appear only when you set the CPU...
H81M-C User's Manual
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...Core Ratio Limit. Max. Use the or keys to the default setting. Select [Auto] to apply the CPU default Turbo Ratio setting or manually assign a 3-Core Ratio Limit value that is set to 100:100. 2.5.7 DRAM Frequency [Auto] Allows you to set the uncore ratio of...the memory operating frequency. If this happens, revert to adjust the optimal iGPU frequency value. The frequency may cause the system to become unstable! ASUS H81M-C 2-15 The configuration options vary with the BCLK/PEG Frequency item settings. 2.5.8 [Auto] [Manaul] Selecting a very high memory frequency may vary...
...Core Ratio Limit. Max. Use the or keys to the default setting. Select [Auto] to apply the CPU default Turbo Ratio setting or manually assign a 3-Core Ratio Limit value that is set to 100:100. 2.5.7 DRAM Frequency [Auto] Allows you to set the uncore ratio of...the memory operating frequency. If this happens, revert to adjust the optimal iGPU frequency value. The frequency may cause the system to become unstable! ASUS H81M-C 2-15 The configuration options vary with the BCLK/PEG Frequency item settings. 2.5.8 [Auto] [Manaul] Selecting a very high memory frequency may vary...
H81M-C User's Manual
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... set the power saving level 2 threshhold. Use the and keys to adjust the value. Increase the amount of the processor. Configuration options: [Auto] [Manual Mode] [Offset Mode]. CPU Internal Power Saving Control Power Saving Level 1 Threshhold [Auto] Allows you to set the CPU cache voltage offset. Increase the... of voltage when increasing core frequency. CPU Cache Voltage Override [Auto] This item appears only when you set the CPU Cache Voltage to [Manual Mode] and allows you to set the CPU cache voltage. Offset Mode Sign [+] This item appears only when you set the CPU Core ...
... set the power saving level 2 threshhold. Use the and keys to adjust the value. Increase the amount of the processor. Configuration options: [Auto] [Manual Mode] [Offset Mode]. CPU Internal Power Saving Control Power Saving Level 1 Threshhold [Auto] Allows you to set the CPU cache voltage offset. Increase the... of voltage when increasing core frequency. CPU Cache Voltage Override [Auto] This item appears only when you set the CPU Cache Voltage to [Manual Mode] and allows you to set the CPU cache voltage. Offset Mode Sign [+] This item appears only when you set the CPU Core ...
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...to 0.999V with a 0.001V interval. CPU Graphics Voltage Override [Auto] This item appears only when you set the CPU Graphics Voltage to [Manual Mode] and allows you to set the CPU analog I /O Voltage Offset [Auto] This item allows you to set the CPU graphics voltage override... frequency. 2.5.15 CPU Graphics Voltage [Auto] This item allows you to set the offset mode sign. ASUS H81M-C 2-21 Increase the graphics voltage when increasing the iGPU frequency. Configuration options: [Auto] [Manual Mode] [Offset Mode] [Adaptive Mode]. Offset Mode Sign [+] This item appears only when you set...
...to 0.999V with a 0.001V interval. CPU Graphics Voltage Override [Auto] This item appears only when you set the CPU Graphics Voltage to [Manual Mode] and allows you to set the CPU analog I /O Voltage Offset [Auto] This item allows you to set the CPU graphics voltage override... frequency. 2.5.15 CPU Graphics Voltage [Auto] This item allows you to set the offset mode sign. ASUS H81M-C 2-21 Increase the graphics voltage when increasing the iGPU frequency. Configuration options: [Auto] [Manual Mode] [Offset Mode] [Adaptive Mode]. Offset Mode Sign [+] This item appears only when you set...
H81M-C User's Manual
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.... [Enabled] Enables the function. [Disabled] Disables the function. Refer to the section 1.2.3 Motherboard layout in this user manual for the locations of the USB ports. Refer to the section 1.2.3 Motherboard layout in this user manual for the locations of the USB ports. The USB Devices item shows the auto-detected values. If...
.... [Enabled] Enables the function. [Disabled] Disables the function. Refer to the section 1.2.3 Motherboard layout in this user manual for the locations of the USB ports. Refer to the section 1.2.3 Motherboard layout in this user manual for the locations of the USB ports. The USB Devices item shows the auto-detected values. If...
H81M-C User's Manual
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...Silent] to minimize the fan speed for quiet CPU fan operation. [Turbo] Sets to [Turbo] to achieve maximum CPU fan speed. [Manual] Sets to [Manual] to 75ºC. 2.7.1 CPU Temperature [xxxºC/xxxºF] The onboard hardware monitor automatically detects and displays the CPU temperature. Select Ignore... if you set CPU Fan Profile to 100%. The values range from 20% to [Manual]. Enables the CPU Q-Fan control feature. Select Ignore if you do not wish to display the detected temperature. 2.7.2 CPU / Chassis Fan...
...Silent] to minimize the fan speed for quiet CPU fan operation. [Turbo] Sets to [Turbo] to achieve maximum CPU fan speed. [Manual] Sets to [Manual] to 75ºC. 2.7.1 CPU Temperature [xxxºC/xxxºF] The onboard hardware monitor automatically detects and displays the CPU temperature. Select Ignore... if you set CPU Fan Profile to 100%. The values range from 20% to [Manual]. Enables the CPU Q-Fan control feature. Select Ignore if you do not wish to display the detected temperature. 2.7.2 CPU / Chassis Fan...
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Configuration options: [Disabled] [Enabled] ASUS H81M-C 2-33 When the chassis temperature reaches the upper limit, the chassis fan ... for quiet chassis fan operation. [Turbo] Sets to [Turbo] to achieve maximum chassis fan speed. [Manual] Sets to [Manual] to assign detailed fan speed control parameters. CPU Fan Min. Chassis Upper Temperature [70] Use the and...This item allows you set the chassis fan warning speed. The following four items appear only when you to [Manual]. Duty Cycle(%) [100] Use the and keys to adjust the minimum CPU fan duty cycle. Chassis Fan...
Configuration options: [Disabled] [Enabled] ASUS H81M-C 2-33 When the chassis temperature reaches the upper limit, the chassis fan ... for quiet chassis fan operation. [Turbo] Sets to [Turbo] to achieve maximum chassis fan speed. [Manual] Sets to [Manual] to assign detailed fan speed control parameters. CPU Fan Min. Chassis Upper Temperature [70] Use the and...This item allows you set the chassis fan warning speed. The following four items appear only when you to [Manual]. Duty Cycle(%) [100] Use the and keys to adjust the minimum CPU fan duty cycle. Chassis Fan...