Z77-A User's Manual
Page 2
...can coordinate the terms and cost of their respective companies, and are included in it from http://support.asus.com/download; SPECIFICATIONS AND INFORMATION CONTAINED IN THIS MANUAL ARE FURNISHED FOR INFORMATIONAL USE ONLY, AND ARE SUBJECT TO CHANGE AT ANY TIME WITHOUT NOTICE, AND ...code will be extended if: (1) the product is repaired, modified or altered, unless such repair, modification of ASUSTeK Computer Inc. ("ASUS"). 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 ...
...can coordinate the terms and cost of their respective companies, and are included in it from http://support.asus.com/download; SPECIFICATIONS AND INFORMATION CONTAINED IN THIS MANUAL ARE FURNISHED FOR INFORMATIONAL USE ONLY, AND ARE SUBJECT TO CHANGE AT ANY TIME WITHOUT NOTICE, AND ...code will be extended if: (1) the product is repaired, modified or altered, unless such repair, modification of ASUSTeK Computer Inc. ("ASUS"). 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 ...
Z77-A User's Manual
Page 6
..., disconnect the power cable from the electric outlet before relocating the system. • When adding or removing devices to fix it , carefully read all the manuals that came with the product, contact a qualified service technician or your area. Do not place the product in your retailer. Contact a qualified service technician or...
..., disconnect the power cable from the electric outlet before relocating the system. • When adding or removing devices to fix it , carefully read all the manuals that came with the product, contact a qualified service technician or your area. Do not place the product in your retailer. Contact a qualified service technician or...
Z77-A User's Manual
Page 8
..., take note of the following symbols used throughout this guide To ensure that you must press the Enter or Return key. Keys enclosed in this manual. viii NOTE: Tips and additional information to complete a task. If you complete a task. Typography Bold text Italics + + Indicates a menu or an item to emphasize a word...
..., take note of the following symbols used throughout this guide To ensure that you must press the Enter or Return key. Keys enclosed in this manual. viii NOTE: Tips and additional information to complete a task. If you complete a task. Typography Bold text Italics + + Indicates a menu or an item to emphasize a word...
Z77-A User's Manual
Page 24
.... Install a 64-bit Windows OS when you are supported on the O.C. Z77-A Series Motherboard Qualified Vendors Lists (QVL) DDR3 2400MHz capability Vendors Part No....; Always install DIMMs with the same CAS latency. For more on the motherboard. - Visit the ASUS website for the dual-channel configuration. The system maps the total size of the lower-sized channel... at a lower frequency than the vendor-marked value. Under the default state, some memory modules for manual memory frequency adjustment. • For system stability, use of memory, we recommend that you install 4GB...
.... Install a 64-bit Windows OS when you are supported on the O.C. Z77-A Series Motherboard Qualified Vendors Lists (QVL) DDR3 2400MHz capability Vendors Part No....; Always install DIMMs with the same CAS latency. For more on the motherboard. - Visit the ASUS website for the dual-channel configuration. The system maps the total size of the lower-sized channel... at a lower frequency than the vendor-marked value. Under the default state, some memory modules for manual memory frequency adjustment. • For system stability, use of memory, we recommend that you install 4GB...
Z77-A User's Manual
Page 46
... operating system This motherboard supports Windows® XP / Vista / Windows® 7 / Windows® 8 Operating Systems (OS). Visit the ASUS website at any time without notice. If Autorun is enabled in your OS documentation for detailed information. • Ensure that you install Windows®... The contents of the Support DVD are subject to display their respective menus. Click Drivers, Utilities, Make Disk, Manual, and Contact tabs to change at www.asus.com for reference only. The following screen is NOT enabled on your computer, browse the contents of your hardware....
... operating system This motherboard supports Windows® XP / Vista / Windows® 7 / Windows® 8 Operating Systems (OS). Visit the ASUS website at any time without notice. If Autorun is enabled in your OS documentation for detailed information. • Ensure that you install Windows®... The contents of the Support DVD are subject to display their respective menus. Click Drivers, Utilities, Make Disk, Manual, and Contact tabs to change at www.asus.com for reference only. The following screen is NOT enabled on your computer, browse the contents of your hardware....
Z77-A User's Manual
Page 60
...CPU and VGA frequency to individually set overclocking parameters. Select any of active cores will be set to [Enabled] for the system. [Manual] Allows you to enhance the system performance. The following item appears only when you set the Turbo Ratio to [By Per Core]....the CPU overclocking options to set the Internal PLL Overvoltage. The values range from 80.0MHz to 300.0MHz. 2.4.2 [Enabled] [Disabled] ASUS MultiCore Enhancement [Enabled] Default set to an individual Turbo Ratio in OS)] All number of these preset overclocking configuration options: [Auto] Loads ...
...CPU and VGA frequency to individually set overclocking parameters. Select any of active cores will be set to [Enabled] for the system. [Manual] Allows you to enhance the system performance. The following item appears only when you set the Turbo Ratio to [By Per Core]....the CPU overclocking options to set the Internal PLL Overvoltage. The values range from 80.0MHz to 300.0MHz. 2.4.2 [Enabled] [Disabled] ASUS MultiCore Enhancement [Enabled] Default set to an individual Turbo Ratio in OS)] All number of these preset overclocking configuration options: [Auto] Loads ...
Z77-A User's Manual
Page 61
... in decreased average consumption and decreased average heat production. CPU Ratio [Auto] Allows you to adjust the value. Use and keys to manually adjust the maximum non-turbo CPU ratio. The valid value ranges vary according to set the DRAM timing control features. 2.4.5 Memory Frequency ...adjust the value. The configuration options vary with a 50MHz interval. The values range from xxxxMHz (by CPU) to set the iGPU maximum frequency. ASUS Z77-A 2-15 To restore the default setting, type [auto] using the keyboard and press the key. Use / to adjust the value. 2.4.7 EPU ...
... in decreased average consumption and decreased average heat production. CPU Ratio [Auto] Allows you to adjust the value. Use and keys to manually adjust the maximum non-turbo CPU ratio. The valid value ranges vary according to set the DRAM timing control features. 2.4.5 Memory Frequency ...adjust the value. The configuration options vary with a 50MHz interval. The values range from xxxxMHz (by CPU) to set the iGPU maximum frequency. ASUS Z77-A 2-15 To restore the default setting, type [auto] using the keyboard and press the key. Use / to adjust the value. 2.4.7 EPU ...
Z77-A User's Manual
Page 62
... allowed at any given time for CPU cores. DO NOT remove the thermal module when switching to adjust the value. Use the and keys to Manual Mode. Long Duration Power Limit [Auto] Use the and keys to adjust the value. This item allows you to adjust the voltage range from 200k...
... allowed at any given time for CPU cores. DO NOT remove the thermal module when switching to adjust the value. Use the and keys to Manual Mode. Long Duration Power Limit [Auto] Use the and keys to adjust the value. This item allows you to adjust the voltage range from 200k...
Z77-A User's Manual
Page 63
... power range, and extends the overclocking frequency range simultaneously. The thermal conditions should be monitored. CPU Voltage [Offset Mode] [Manual Mode] Allows you to set the Offset voltage. Probe]: Select to maintain the VRM thermal balance. [Extreme]: Select to set... Current Capability. Configuration options: [100%] [110%] [120%] [130%] [140%] iGPU Load-line Calibration [Auto] Allows you to Extreme and Manual Mode. ASUS Z77-A 2-17 Configuration options: [100%] [110%] [120%] [130%] DO NOT remove the thermal module while changing the DIGI+ VRM related parrameters...
... power range, and extends the overclocking frequency range simultaneously. The thermal conditions should be monitored. CPU Voltage [Offset Mode] [Manual Mode] Allows you to set the Offset voltage. Probe]: Select to maintain the VRM thermal balance. [Extreme]: Select to set... Current Capability. Configuration options: [100%] [110%] [120%] [130%] [140%] iGPU Load-line Calibration [Auto] Allows you to Extreme and Manual Mode. ASUS Z77-A 2-17 Configuration options: [100%] [110%] [120%] [130%] DO NOT remove the thermal module while changing the DIGI+ VRM related parrameters...
Z77-A User's Manual
Page 64
To restore the default setting, type [auto] using the numeric keypad and press the key. iGPU Voltage [Offset Mode] [Manual Mode] Allows you to set a fixed iGPU voltage. [Offset Mode] Allows you to set the iGPU Offset voltage. The values range from 0.005 to 0.635V ... range from 0.005V to 0.635V with a 0.005V interval. Some of the following items are labeled in different color, indicating the risk levels of the CPU Manual Voltage, CPU Offset Voltage, iGPU Manual Voltage, iGPU Offset Voltage, DRAM Voltage, and PCH Voltage items are adjusted by a negative value.
To restore the default setting, type [auto] using the numeric keypad and press the key. iGPU Voltage [Offset Mode] [Manual Mode] Allows you to set a fixed iGPU voltage. [Offset Mode] Allows you to set the iGPU Offset voltage. The values range from 0.005 to 0.635V ... range from 0.005V to 0.635V with a 0.005V interval. Some of the following items are labeled in different color, indicating the risk levels of the CPU Manual Voltage, CPU Offset Voltage, iGPU Manual Voltage, iGPU Offset Voltage, DRAM Voltage, and PCH Voltage items are adjusted by a negative value.
Z77-A User's Manual
Page 77
ASUS Z77-A 2-31 Enables the CPU Q-Fan control feature. 2.6.5 CPU Fan Speed Low Limit [200 RPM] This item appears only when you enable the CPU Q-Fan Control ... temperature. [Silent] Sets to [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 disable or set the CPU fan warning speed.
ASUS Z77-A 2-31 Enables the CPU Q-Fan control feature. 2.6.5 CPU Fan Speed Low Limit [200 RPM] This item appears only when you enable the CPU Q-Fan Control ... temperature. [Silent] Sets to [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 disable or set the CPU fan warning speed.
Z77-A User's Manual
Page 78
...to [Silent] to minimize the fan speed 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. 2-32 Chapter 2: BIOS information When the CPU temperature reaches the upper limit, the CPU fan will...Fan Profile [Standard] This item appears only when you enable the Chassis Q-Fan Control feature and allows you set CPU Fan Profile to [Manual]. CPU Upper Temperature [70] Use the and keys to adjust the upper limit of the CPU temperature. When the CPU temperature is under...
...to [Silent] to minimize the fan speed 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. 2-32 Chapter 2: BIOS information When the CPU temperature reaches the upper limit, the CPU fan will...Fan Profile [Standard] This item appears only when you enable the Chassis Q-Fan Control feature and allows you set CPU Fan Profile to [Manual]. CPU Upper Temperature [70] Use the and keys to adjust the upper limit of the CPU temperature. When the CPU temperature is under...
Z77-A User's Manual
Page 79
... item allows you set Chassis Fan Profile to [Manual]. When the chassis temperature reaches the upper limit, the chassis fan will operate at the maximum duty cycle. Chassis Fan Max. Duty Cycle(%) [100] Use the and keys to 100%. Configuration options: [Disabled] [Enabled] ASUS Z77-A 2-33 CPU Fan Min. Chassis Lower Temperature [40...
... item allows you set Chassis Fan Profile to [Manual]. When the chassis temperature reaches the upper limit, the chassis fan will operate at the maximum duty cycle. Chassis Fan Max. Duty Cycle(%) [100] Use the and keys to 100%. Configuration options: [Disabled] [Enabled] ASUS Z77-A 2-33 CPU Fan Min. Chassis Lower Temperature [40...