Asus Z77-A User Manual Download Page 31

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1.5.3

Installing a DIMM

To remove a DIMM

ASUS Z77-A

1-19

Summary of Contents for Z77-A

Page 1: ...Motherboard Z77 A ...

Page 2: ...anation and to the owners benefit without intent to infringe Offer to Provide Source Code of Certain Software This product may contain copyrighted software that is licensed under the General Public License GPL and under the Lesser General Public License Version LGPL The GPL and LGPL licensed code in this product is distributed without any warranty Copies of these licenses are included in this prod...

Page 3: ...rd layout 1 6 1 3 4 Layout contents 1 7 1 4 Intel CPU LGA1155 socket 1 7 1 4 1 CPU installation 1 8 1 4 2 CPU heatsink and fan assembly installation 1 9 1 5 System memory 1 11 1 5 1 Overview 1 11 1 5 2 Memory configurations 1 12 1 5 3 Installing a DIMM 1 19 1 6 Expansion slots 1 20 1 7 Jumpers 1 22 1 8 Connectors 1 24 1 8 1 Rear panel ports 1 24 1 8 2 Internal connectors 1 26 1 9 Software support ...

Page 4: ...ck Tuner Auto 2 14 2 4 2 ASUS MultiCore Enhancement Enabled 2 14 2 4 3 Turbo Ratio Auto 2 14 2 4 4 Internal PLL Overvoltage Auto 2 14 2 4 5 Memory Frequency Auto 2 15 2 4 6 iGPU Max Frequency Auto 2 15 2 4 7 EPU Power Saving Mode Disabled 2 15 2 4 8 OC Tuner 2 15 2 4 9 DRAM Timing Control 2 15 2 4 10 CPU Power Management 2 15 2 4 11 DIGI VRM 2 16 2 5 Advanced menu 2 20 2 5 1 CPU Configuration 2 20...

Page 5: ...2 7 1 Fast Boot Enabled 2 35 2 7 2 Full Screen Logo Enabled 2 35 2 7 3 Post Delay Time 3 sec 2 36 2 7 4 Bootup NumLock State On 2 36 2 7 5 Wait for F1 If Error Enabled 2 36 2 7 6 Option ROM Messages Force BIOS 2 36 2 7 7 Interrupt 19 Capture Postponed 2 36 2 7 8 Setup Mode EZ Mode 2 36 2 7 9 CSM Compatibility Support Module 2 36 2 7 10 Secure Boot 2 38 2 7 11 Boot Option Priorities 2 39 2 7 12 Boo...

Page 6: ...area If you are not sure about the voltage of the electrical outlet you are using contact your local power company If the power supply is broken do not try to fix it by yourself Contact a qualified service technician or your retailer Operation safety Before installing the motherboard and adding devices on it carefully read all the manuals that came with the package Before using the product ensure ...

Page 7: ...system settings through the BIOS Setup menus Detailed descriptions of the BIOS parameters are also provided Where to find more information Refer to the following sources for additional information and for product and software updates 1 ASUS websites The ASUS website provides updated information on ASUS hardware and software products Refer to the ASUS contact information 2 Optional documentation Yo...

Page 8: ...lete a task IMPORTANT Instructions that you MUST follow to complete a task NOTE Tips and additional information to help you complete a task Typography Bold text Indicates a menu or an item to select Italics Used to emphasize a word or a phrase Key Keys enclosed in the less than and greater than sign means that you must press the enclosed key Example Enter means that you must press the Enter or Ret...

Page 9: ...g system may only recognize less than 3GB We recommend a maximum of 3GB system memory if you are using a Windows 32 bit operating system Expansion slots 1 x PCI Express 3 0 2 0 x16 slot 16x mode 1 x PCI Express 2 0 x16 slot maximum at 4x mode compatible ith PCIe x1 and x4 devices 2 x PCI Express 2 0 x1 slot 2 x PCI slot PCIe 3 0 speed is supported by Intel 3rd generation Core processors Graphics I...

Page 10: ...pports ASUS USB 3 0 Boost UASP Mode USB 3 0 ports only support Windows 7 or later versions UASP standards are only supported on Windows 8 ASUS Unique Features ASUS DIGI VRM Digital Power Control Digital power Design for the CPU and iGPU ASUS 4 1 Phase Power Design ASUS EPU EPU ASUS Exclusive Features Network iControl USB 3 0 Boost TurboV GPU Boost AI Charger Disk Unlocker AI Suite II Anti Surge Lo...

Page 11: ... O ports Internal I O Connectors 2 x USB 2 0 1 1 connectors support an additional 4 USB ports 1 x USB 3 0 2 0 connector supports an additional 2 USB ports 2 x SATA 6 0Gb s connectors 4 x SATA 3 0Gb s connectors 1 x CPU Fan connector 4 pin 1 x Power Fan connector 3 pin 2 x Chassis Fan connectors 4 pin 1 x Front panel audio connector 1 x S PDIF Out Header 1 x 24 pin ATX Power connector 1 x 8 pin ATX...

Page 12: ...ASUS Z77 A motherboard 2 x Serial ATA 6 0 Gb s cables UserGuide 1 x I O Shield User Guide Support DVD If any of the above items is damaged or missing contact your retailer The illustrated items above are for reference only Actual product specifications may vary with different models ...

Page 13: ...n USB 2 0 and enables the iGPU function for Intel integrated graphics performance Dual Channel DDR3 2400 O C 2200 O C 2133 O C 1866 O C 1600 1333 1066 Support This motherboard supports DDR3 memory that features data transfer rates of 2400 O C 2200 O C 2133 O C 1866 O C 1600 1333 1066 MHz to meet the higher bandwidth requirements of the latest 3D graphics multimedia and Internet applications The du...

Page 14: ...e efficient computing experience Intel Rapid Start Technology Intel Rapid Start Technology allows your system to receive updates for your web applications in real time even when your system is in sleep mode saving wait time and power usage PCIe 3 0 Ready PCI Express 3 0 PCIe 3 0 is the latest PCI Express bus standard with improved encoding schemes that provide twice the performance of current PCIe...

Page 15: ...nd notifies users of inappropriate connection which means there will be no more confusion of Line in Line out and Mic jacks 100 All High quality Conductive Polymer Capacitors This motherboard uses all high quality conductive polymer capacitors for durability improved lifespan and enhanced thermal capacity ErP ready This motherboard is European Union s Energy related Products ErP ready ErP requires...

Page 16: ... on a grounded antistatic pad or in the bag that came with the component Before you install or remove any component switch off the ATX power supply and detach its power cord Failure to do so may cause severe damage to the motherboard peripherals or components Standby Power LED The motherboard comes with a standby power LED that lights up to indicate that the system is ON in sleep mode or in soft o...

Page 17: ...rientation The edge with external ports goes to the rear part of the chassis as indicated in the image below DO NOT overtighten the screws Doing so can damage the motherboard Place this side towards the rear of the chassis 1 3 2 Screw holes Place six screws into the holes indicated by circles to secure the motherboard to the chassis ASUS Z77 A 1 5 ...

Page 18: ...PWB CLRTC 21 3cm 8 4in Intel Z77 DDR3 DIMM_A1 64bit 240 pin module DDR3 DIMM_A2 64bit 240 pin module DDR3 DIMM_B1 64bit 240 pin module DDR3 DIMM_B2 64bit 240 pin module SATA6G_1 PANEL ZSATA3G_1 SATA6G_2 SATA3G_2 SATA3G_4 SATA3G_3 AUDIO LAN_USB12 USB3_12 HDMI CHA_FAN1 PWR_FAN SPDIF_OUT 30 5cm 12 0in LGA1155 DIGI VRM COM EATX12V USB3_34 2 3 1 4 5 3 11 16 9 13 14 12 10 15 2 6 9 8 7 Chapter 1 Product ...

Page 19: ...lue 1 28 10 Intel Z77 Serial ATA 6 0 Gb s connectors 7 pin SATA6G_1 2 gray 1 29 11 System panel connector 20 8 pin F_PANEL 1 30 12 USB 2 0 connectors 10 1 pin USB56 USB78 1 32 13 Clear RTC RAM 3 pin CLRTC 1 22 14 Serial port connectors 10 1 pin COM1 1 33 15 Digital audio connector 4 1 pin SPDIF_OUT 1 31 16 Front panel audio connector 10 1 pin AAFP 1 31 Z77 A Z77 A CPU socket LGA1155 This motherboa...

Page 20: ...1 4 1 CPU installation The LGA1156 CPU is incompatible with the LGA1155 socket DO NOT install a LGA1156 CPU on the LGA1155 socket A B 1 2 A B C 4 5 3 Chapter 1 Product introduction 1 8 ...

Page 21: ...nd fan assembly installation Apply the Thermal Interface Material to the CPU heatsink and CPU before you install the heatsink and fan if necessary To install the CPU heatsink and fan assembly 2 B B A A 1 3 4 ASUS Z77 A 1 9 ...

Page 22: ...To uninstall the CPU heatsink and fan assembly 2 A B B A 1 Chapter 1 Product introduction 1 10 ...

Page 23: ...erently to prevent installation on a DDR2 DIMM socket DDR3 modules are developed for better performance with less power consumption The figure illustrates the location of the DDR3 DIMM sockets Z77 A Z77 A 240 pin DDR3 DIMM sockets DIMM_A1 DIMM_A2 DIMM_B1 DIMM_B2 Recommended memory configurations We recommend that you install the memory modules from the blue slots for better overclocking ability AS...

Page 24: ...ys install DIMMs with the same CAS latency For optimum compatibility we recommend that you obtain memory modules from the same vendor Due to the memory address limitation on 32 bit Windows OS when you install 4GB or more memory on the motherboard the actual usable memory for the OS can be about 3GB or less For effective use of memory we recommend that you do any of the following Use a maximum of 3...

Page 25: ...65V CORSAIR CMT4GX3M2B2133C9 XMP 4GB 2x 2GB DS 9 10 9 27 1 50V GEIL GE34GB2133C9DC XMP 2GB DS 9 9 9 28 1 65V GEIL GU34GB2133C9DC XMP 4GB 2 x 2GB DS 9 9 9 28 1 65V KINGSTON KHX2133C9AD3T1K2 4GX XMP 4GB 2x 2GB DS 1 65V KINGSTON KHX2133C9AD3X2K2 4GX XMP 4GB 2 x 2GB DS 9 11 9 27 1 65V KINGSTON KHX2133C9AD3T1K4 8GX XMP 8GB 4 x 2GB DS 9 11 9 27 1 65V KINGSTON KHX2133C9AD3T1FK4 8GX XMP 8GB 4x 2GB DS 1 65...

Page 26: ...ORSAIR CMX4GX3M2A1600C9 XMP 4GB 2 x 2GB DS 9 9 9 24 1 65V CORSAIR CMX4GX3M2A1600C9 XMP 4GB 2 x 2GB DS 9 9 9 24 1 65V CORSAIR TR3X6G1600C8 G XMP 6GB 3 x 2GB DS 8 8 8 24 1 65V CORSAIR TR3X6G1600C8D G XMP 6GB 3 x 2GB DS 8 8 8 24 1 65V CORSAIR TR3X6G1600C9 G XMP 6GB 3 x 2GB DS 9 9 9 24 1 65V CORSAIR CMP8GX3M2A1600C9 XMP 8GB 2 x 4GB DS 9 9 9 24 1 65V CORSAIR CMZ8GX3M2A1600C7R XMP 8GB 2 x 4GB DS 7 8 7 2...

Page 27: ...MHz capability DDR3 1333MHz capability Vendors Part No Size S S DS Chip Brand Chip NO Timing Voltage D I M M s o c k e t s u p p o r t Optional 1 DIMM 2 DIMMs 4 DIMMs A DATA AD31333001GOU 1GB SS A Data AD30908C8D 151C E0906 A DATA AD3U1333C2G9 2GB SS A DATA 3CCD 1509HNA1126L A DATA AD63I1B0823EV 2GB SS A Data 3CCA 1509A A DATA AM2U139C2P1 2GB SS ADATA 3CCD 1509A EL1127T A DATA AX3U1333C2G9 BP 2GB ...

Page 28: ...AX KKB8FNWBFGNX 27A KINGMAX FLFE85F C8KF9 CAES 2GB SS KINGMAX KFC8FMFXF DXX 15A KINGMAX FLFE85F C8KL9 NAES 2GB SS KINGMAX KFC8FNLXF DXX 15A KINGMAX FLFE85F C8KM9 NAES 2GB SS KINGMAX KFC8FNMXF BXX 15A KINGMAX FLFE85F B8KL9 NEES 2GB DS KINGMAX KKB8FNWBFGNX 26A KINGMAX FLFF65F C8KL9 NEES 4GB DS KINGMAX KFC8FNLXF DXX 15A KINGMAX FLFF65F C8KM9 NEES 4GB DS KINGMAX KFC8FNMXF BXX 15A KINGSTON KVR1333D3 N9...

Page 29: ... 10600 DDR3 1333 9 9 9 1GB SS NANYA NT5CB128M8DN CF Elixir M2F2G64CB88D7N CG 2GB SS Elixir N2CB2G80DN CG Elixir M2F2G64CB88G7N CG 2GB SS Elixir N2CB2G80GN CG Elixir M2F4G64CB8HB5N CG 4GB DS Elixir N2CB2G80BN CG Elixir M2F4G64CB8HD5N CG 4GB DS Elixir N2CB2G80DN CG KINGSHARE KSRPCD313332G 2GB DS PATRIOT PM128M8D385 15 KINGSTEK KSTD3PC 10600 2GB SS MICRON PE911 125E Kingtiger 2GB DIMM PC3 10666 2GB D...

Page 30: ...X M P or D O C P settings in the BIOS for the hyper DIMM support Visit the ASUS website for the latest QVL Vendors Part No Size S S DS C h i p Brand Chip NO Timing Voltage DIMM socket support Optional 1 DIMM 2 DIMMs 4 DIMMs Crucial CT12864BA1067 8FF 1GB SS Micron 9GF22D9KPT 7 Crucial CT25664BA1067 16FF 2GB DS Micron 9HF22D9KPT 7 ELPIDA EBJ10UE8EDF0 AE F 1GB SS ELPIDA J1108EDSE DJ F 1 35V low volta...

Page 31: ...1 5 3 Installing a DIMM 1 2 3 A To remove a DIMM B A ASUS Z77 A 1 19 ...

Page 32: ...2 VGA configuration PCI Express operating mode PCIe 2 0 x16_1 PCIe 2 0 x16_2 Single VGA PCIe card x16 Recommend for single VGA N A Dual VGA PCIe card x16 x4 1 6 Expansion slots Unplug the power cord before adding or removing expansion cards Failure to do so may cause you physical injury and damage motherboard components Z77 A 1 2 3 4 5 6 Chapter 1 Product introduction 1 20 ...

Page 33: ...d In single VGA card mode use the PCIe 3 0 2 0 x16_1 slot blue for a PCI Express x16 graphics card to get better performance In CrossFireX mode use the PCIe 3 0 2 0 x16_1 and PCIe 2 0 x16_2 slots for PCI Express x16 graphics cards to get better performance We recommend that you provide sufficient power when running CrossFireX mode Connect a chassis fan to the motherboard connector labeled CHA_FAN1...

Page 34: ...ins 1 2 default to pins 2 3 Keep the cap on pins 2 3 for about 5 10 seconds then move the cap back to pins 1 2 3 Plug the power cord and turn ON the computer 4 Hold down the Del key during the boot process and enter BIOS setup to reenter data If the steps above do not help remove the onboard battery and move the jumper again to clear the CMOS RTC RAM data After clearing the CMOS reinstall the batt...

Page 35: ...system would not power up The total current consumed must NOT exceed the power supply capability 5VSB whether under normal condition or in sleep mode Z77 A Z77 A USB device wake up 2 1 2 3 5V Default 5VSB USBPWF 3 Keyboard power 3 pin KB_USBPWB This jumper allows you to enable or disable the keyboard wake up feature When you set this jumper to pins 2 3 5VSB you can wake up the computer by pressing...

Page 36: ... RJ 45 port This port allows Gigabit connection to a Local Area Network LAN through a network hub LAN port LED indications Activity Link LED Speed LED Status Description Status Description OFF No link OFF 10Mbps connection ORANGE Linked ORANGE 100Mbps connection BLINKING Data activity GREEN 1Gbps connection LAN port SPEED LED ACT LINK LED 4 5 3 6 8 11 7 1 12 2 10 9 Chapter 1 Product introduction 1...

Page 37: ... Mic In Mic In Bass Center Bass Center Lime Front panel Side Speaker Out To configure an 8 channel audio output Use a chassis with HD audio module in the front panel to support an 8 channel audio output 7 USB 2 0 ports 1 and 2 These two 4 pin Universal Serial Bus USB ports are for USB 2 0 1 1 devices 8 USB 3 0 ports 1 and 2 These two 4 pin Universal Serial Bus USB ports are for connecting USB 3 0 ...

Page 38: ...ower The CPU_FAN and CHA_FAN connectors support the ASUS Fan Xpert feature DO NOT forget to connect the fan cables to the fan connectors Insufficient air flow inside the system may damage the motherboard components These are not jumpers DO NOT place jumper caps on the fan connectors CPU_FAN GND CPU FAN PWR CPU FAN IN CPU FAN PWM Z77 A Z77 A CPU fan connector PWR_FAN CHA_FAN1 Rotation 12V GND CHA_F...

Page 39: ...if the power is inadequate DO NOT forget to connect the 8 pin ATX 12V power plug Otherwise the system will not boot up We recommend that you use a PSU with higher power output when configuring a system with more power consuming devices or when you intend to install additional devices The system may become unstable or may not boot up if the power is inadequate If you are uncertain about the minimum...

Page 40: ...A S R D N G 2 N X R _ A T A S R 2 P X R _ A T A S R D N G SATA3G_1 D N G 1 P X T _ A T A S R 1 N X T _ A T A S R D N G 1 N X R _ A T A S R 1 P X R _ A T A S R D N G Z77 A Z77 A Intel SATA 3 0Gb s connectors These connectors are set to AHCI Mode by default If you intend to create a Serial ATA RAID set using these connectors set the SATA Mode item in the BIOS to RAID Mode Refer to section 2 5 3 SATA...

Page 41: ...RSATA_TXN1 RSATA_TXP1 GND Z77 A Z77 A Intel SATA 6 0Gb s connectors These connectors are set to AHCI Mode by default If you intend to create a Serial ATA RAID set using these connectors set the SATA Mode item in the BIOS to RAID Mode Refer to section 2 5 3 SATA Configuration for details When using NCQ please check the SATA Mode in the BIOS is AHCI Mode Refer to 2 5 3 SATA Configuration for details...

Page 42: ...shes when data is read from or written to the HDD System warning speaker 4 pin SPEAKER This 4 pin connector is for the chassis mounted system warning speaker The speaker allows you to hear system beeps and warnings ATX power button soft off button 2 pin PWRSW This connector is for the system power button Pressing the power button turns the system on or puts the system in sleep or soft off mode dep...

Page 43: ...rd Devices Configuration for details The front panel audio I O module is purchased separately 7 Front panel audio connector 10 1 pin AAFP This connector is for a chassis mounted front panel audio I O module that supports either High Definition Audio or AC 97 audio standard Connect one end of the front panel audio I O module cable to this connector Z77 A Z77 A Digital audio connector SPDIF_OUT 5V S...

Page 44: ...tors USB 5V USB_P8 USB_P8 GND NC USB 5V USB_P7 USB_P7 GND USB78 Z77 A PIN 1 USB 5V USB_P6 USB_P6 GND NC USB 5V USB_P5 USB_P5 GND USB56 PIN 1 9 USB 3 0 connector 20 1 pin USB3_34 These connectors are for the additional USB 3 0 ports and complies with the USB 3 0 specificaton that supports up to 480 MBps connection speed If the USB 3 0 front panel cable is available from your system chassis with thi...

Page 45: ...TR DSR CTS 10 Serial port connector 10 1 pin COM1 This connector is for a serial COM port Connect the serial port module cable to this connector then install the module to a slot opening at the back of the system chassis The COM module is purchased separately ASUS Z77 A 1 33 ...

Page 46: ...tains the drivers software applications and utilities that you can install to avail all motherboard features The contents of the Support DVD are subject to change at any time without notice Visit the ASUS website at www asus com for updates To run the Support DVD Place the Support DVD into the optical drive If Autorun is enabled in your computer the DVD automatically displays the Specials screen C...

Page 47: ...ck ASUS Update from the popup menu The ASUS Update main screen appears From the list select either of the following methods Updating from the Internet a Select Update BIOS from the Internet then click Next b Select the ASUS FTP site nearest you to avoid network traffic then click Next c From the FTP site select the BIOS version that you wish to download then click Next 2 1 1 ASUS Update utility Th...

Page 48: ...update the utility to avail all its features Updating from a BIOS file a Select Update BIOS from file then click Next b Locate the BIOS file from the Open window then click Open 3 Follow the onscreen instructions to complete the updating process This function supports USB flash disks formatted using FAT32 FAT16 on a single partition DO NOT shut down or reset the system while updating the BIOS to p...

Page 49: ...sion Download the latest BIOS file from the ASUS website at www asus com Recovering the BIOS To recover the BIOS 1 Turn on the system 2 Insert the support DVD to the optical drive or the USB flash drive that contains the BIOS file to the USB port 3 The utility automatically checks the devices for the BIOS file When found the utility reads the BIOS file and enters ASUS EZ Flash 2 utility automatica...

Page 50: ...ing process The succeeding utility screens are for reference only The actual utility screen displays may not be same as shown Before updating BIOS 1 Prepare the motherboard support DVD and a USB flash drive in FAT32 16 format and single partition 2 Download the latest BIOS file and BIOS Updater from the ASUS website at http support asus com and save them on the USB flash drive NTFS is not supporte...

Page 51: ...sh drive is not write protected and has at least 4MB free space to save the file 1 At the FreeDOS prompt type bupdater o filename and press Enter The filename is any user assigned filename with no more than eight alphanumeric characters for the filename and three alphanumeric characters for the extension ASUSTek BIOS Updater for DOS V1 18 Current ROM Update ROM Note Saving BIOS PATH A BOARD Z77 A ...

Page 52: ...Home End keys to select the BIOS file and press Enter BIOS Updater checks the selected BIOS file and prompts you to confirm BIOS update Are you sure to update BIOS Yes No 4 Select Yes and press Enter When BIOS update is done press ESC to exit BIOS Updater Restart your computer DO NOT shut down or reset the system while updating the BIOS to prevent system boot failure For BIOS Updater version 1 04 ...

Page 53: ...ized Defaults item under the Exit menu See section 2 9 Exit Menu for details If the system fails to boot after changing any BIOS setting try to clear the CMOS and reset the motherboard to the default value See section 1 7 Jumpers for information on how to erase the RTC RAM 2 2 BIOS setup program Use the BIOS Setup program to update the BIOS or configure its parameters The BIOS screens include navi...

Page 54: ...then select Advanced Mode The default screen for entering the BIOS setup program can be changed Refer to the Setup Mode item in section 2 7 Boot menu for details The boot device options vary depending on the devices you installed to the system The Boot Menu F8 button is available only when the boot device is installed to the system Exits without saving the changes saves the changes and exit the BI...

Page 55: ... that menu For example selecting Main shows the Main menu items The other items Ai Tweaker Advanced Monitor Boot Tool and Exit on the menu bar have their respective menu items Back button This button appears when entering a submenu Press Esc or use the USB mouse to click this button to return to the previous menu screen Submenu items A greater than sign before each item on any menu screen means th...

Page 56: ...t corner of the menu screen are the navigation keys for the BIOS setup program Use the navigation keys to select items in the menu and change the settings General help At the top right corner of the menu screen is a brief description of the selected item Configuration fields These fields show the values for the menu items If an item is user configurable you can change the value of the field opposi...

Page 57: ...s English Français Español Deutsch Русский 2 3 2 System Date Day xx xx xxxx Allows you to set the system date 2 3 3 System Time xx xx xx Allows you to set the system time 2 3 4 Security The Security menu items allow you to change the system security settings If you have forgotten your BIOS password erase the CMOS Real Time Clock RTC RAM to clear the BIOS password See section 1 7 Jumpers for inform...

Page 58: ...Enter when prompted to create confirm the password After you clear the password the Administrator Password item on top of the screen shows Not Installed User Password If you have set a user password you must enter the user password for accessing the system The User Password item on top of the screen shows the default Not Installed After you set a password this item shows Installed To set a user pa...

Page 59: ...related items Be cautious when changing the settings of the Ai Tweaker menu items Incorrect field values can cause the system to malfunction The configuration options for this section vary depending on the CPU and DIMM model you installed on the motherboard Scroll down to display the following items ...

Page 60: ...nhancement Enabled Enabled Default set to Enabled for maximum performance under Manual User defined memory frequency mode Disabled Allows you to set to default core ratio settings 2 4 3 Turbo Ratio Auto Allows you to set the CPU ratio automatically or manually Auto Sets all Turbo Ratio to Intel CPU default settings automatically By all Cores Can Adjust in OS All number of active cores will be set ...

Page 61: ...Cancel 2 4 9 DRAM Timing Control The sub items in this menu allow you to set the DRAM timing control features Use the and keys to adjust the value To restore the default setting type auto using the keyboard and press the Enter key Changing the values in this menu may cause the system to become unstable If this happens revert to the default settings 2 4 10 CPU Power Management The sub items in this...

Page 62: ... Use and key to adjust the value at 0 125A increment 2 4 11 DIGI VRM CPU Load Line Calibration Auto Load line is defined by Intel VRM spec and affects CPU voltage The CPU working voltage will decrease proportionally to CPU loading Higher value gets a higher voltage and better overclocking performance but increases the CPU and VRM thermal This item allows you to adjust the voltage range from the fo...

Page 63: ...lance CPU Current Capability 100 Allows you to configure the total power range and extends the overclocking frequency range simultaneously Configuration options 100 110 120 130 140 iGPU Load line Calibration Auto Allows you to set the iGPU Load line Calibration Configuration options Auto Regular High Extreme The actual performance boost may vary depending on your CPU configuration iGPU Current Cap...

Page 64: ...y and setting a low voltage may make the system unstable iGPU Voltage Offset Mode Manual Mode Allows you to set a fixed iGPU voltage Offset Mode Allows you to set the iGPU Offset voltage iGPU Offset Voltage Auto This item appears only when you set the iGPU Voltage item to Offset Mode and allows you to set the Offset voltage The values range from 0 005 to 0 635V with a 0 005V interval DRAM Voltage ...

Page 65: ...et the Platform Controller Hub volage The values range from 0 735V to 1 685V with a 0 005V interval CPU PLL Voltage Auto Allows you to set the CPU and PCH PLL voltage The values range from 1 80V to 1 90V with a 0 1V interval Configuration options Auto 0 1V CPU Spread Spectrum Auto Auto Automatic configuration Disabled Enhances the BCLK overclocking ability Enabled Sets to Enabled for EMI control ...

Page 66: ...atically detects The items shown in this screen may be different due to the CPU you installed Intel Adaptive Thermal Monitor Enabled Enabled Enables the overheated CPU to throttle its clock speed to cool down Disabled Disables the CPU thermal monitor function Active Processor Cores All Allows you to choose the number of CPU cores to activate in each processor package Configuration options All 1 2 ...

Page 67: ...es this function CPU Power Management Configuration CPU Ratio Auto Allows you to set the ratio between the CPU Core Clock and the BCLK Frequency Use and keys to adjust the ratio The valid value ranges vary according to your CPU model Enhanced Intel SpeedStep Technology Enabled Allows you to enable or disable the Enhanced Intel SpeedStep Technology EIST Disabled The CPU runs at its default speed En...

Page 68: ...d Disables this function CPU C6 Report Auto Allows you to disable or enable the CPU C6 report to OS Auto Set this item automatically Enabled Enables the C6 report function This item should be enabled in order to enable the Enhanced Halt State Disabled Disables this function Package C State Support Auto Allows you to enable or disable the CPU C State support Auto Set this item automatically Enabled...

Page 69: ... to set the RTC wake timer at S3 entry Configuration options Immediately 1 minute 2 minute 5 minute 10 minute 15 minute 30 minute 1 hour 2 hours Active Page Threshold Support Enabled Allows you to enable or disable the Active Page Threshold Support Configuration options Enabled Disabled Active Memory Threshold x This item appears only when you set the Active Page Threshold Support to Enabled and a...

Page 70: ...the onboard storage driver to enable advanced Serial ATA features that increases storage performance on random workloads by allowing the drive to internally optimize the order of commands RAID Mode Set to RAID Mode when you want to create a RAID configuration from the SATA hard disk drives S M A R T Status Check Enabled S M A R T Self Monitoring Analysis and Reporting Technology is a monitor syste...

Page 71: ...ration options 32M 64M 96M 128M 448M 480M 512M 1024M Render Standby Enabled Allows you to enable or disable Render Standby by internal graphics devices Configuration options Disabled Enabled iGPU Multi Monitor Disabled Allows you to enable the iGPU Multi Monitor Set this item to Enabled to empower both integrated and discrete graphics iGPU shared system memory size is fixed at 64MB Configuration o...

Page 72: ... the BIOS setup program Auto Allows the system to detect the presence of USB devices at startup If detected the USB controller legacy mode is enabled If no USB device is detected the legacy USB support is disabled Legacy USB3 0 Support Enabled Enabled Enables the support for USB 3 0 devices on legacy operating systems OS Disabled Disables the function Intel xHCI Mode Smart Auto Allows you to selec...

Page 73: ...Sets to HDMI for HDMI audio output Realtek LAN Controller Enabled Enabled Enables the Realtek LAN controller Disabled Disables the controller Realtek PXE OPROM Disabled This item appears only when you set the previous item to Enabled and allows you to enable or disable the PXE OptionRom of the Realtek LAN controller Configuration options Enabled Disabled Serial Port Configuration The sub items in ...

Page 74: ... Power On by a PS 2 mouse Enabled Enables the Power On by a PS 2 mouse This feature requires an ATX power supply that provides at least 1A on the 5VSB lead Power On By PCIE PCI Disabled Disabled Disables the PCIE PCI devices to generate a wake on LAN feature of the Intel Realtek LAN device Enabled Enables the PCIE PCI devices to generate a wake on LAN feature of the Intel Realtek LAN device Power ...

Page 75: ...d This item appears only when you set the Network Stack item to Enabled When this item is disabled the IPV4 PXE boot option will not be created Configuration options Disabled Enabled Ipv6 PXE Support Enabled This item appears only when you set the Network Stack item to Enabled When this item is disabled the IPV6 PXE boot option will not be created Configuration options Disabled Enabled ...

Page 76: ...Chapter 2 BIOS information 2 30 2 6 Monitor menu The Monitor menu displays the system temperature power status and allows you to change the fan settings Scroll down to display the following items ...

Page 77: ...rd voltage regulators Select Ignore if you do not want to detect this item 2 6 4 CPU Q Fan Control Enabled Disabled Disables the CPU Q Fan control feature Enabled 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 feature and allows you to disable or set the CPU fan warning speed Configuration options Ignore 200 ...

Page 78: ...at the minimum duty cycle 2 6 6 Chassis1 2 Q Fan Control Enabled Disabled Disables the Chassis Q Fan control feature Enabled Enables the Chassis Q Fan control feature 2 6 7 Chassis Fan Speed Low Limit 600 RPM This item appears only when you enable the Chassis Q Fan Control feature and allows you to disable or set the chassis fan warning speed Configuration options Ignore 200 RPM 300 RPM 400 RPM 50...

Page 79: ... 100 When the chassis temperature reaches the upper limit the chassis fan will operate at the maximum duty cycle Chassis Lower Temperature 40 Displays the lower limit of the chassis temperature CPU Fan Min Duty Cycle 60 Use the and keys to adjust the minimum chassis fan duty cycle The values range from 0 to 100 When the chassis temperature is under 40ºC the chassis fan will operate at the minimum ...

Page 80: ...Chapter 2 BIOS information 2 34 2 7 Boot menu The Boot menu items allow you to change the system boot options Scroll down to display the following items ...

Page 81: ... are available during POST This setting will extend POST time Disabled For a shorter POST time all PS 2 devices are available only after the PC enters the OS Network Stack Driver Support Disabled Disabled If Disabled the Network Stack Driver will be skipped To enable this feature enable the Network Stack item in the Advanced menu Enabled Allows the BIOS to boot from the Network Stack Driver Next b...

Page 82: ...orce BIOS Force BIOS The third party ROM messages will be forced to display during the boot sequence Keep Current The third party ROM messages will be displayed only if the third party manufacturer had set the add on device to do so 2 7 7 Interrupt 19 Capture Postponed Immediate Immediately capture Interrupt 19 during boot process Postponed Postpone capture of Interrupt 19 during boot process 2 7 ...

Page 83: ...only UEFI only Boot from Network Devices Legacy OpROM first Configuration option Legacy OpROM first UEFI driver first Ignore Boot from Storage Devices Legacy OpRom first Configuration option Both Legacy OpROM first Both UEFI first Legacy OpROM first UEFI driver first Ignore Boot from PCIe PCI Expansion Devices Legacy OpROM first Configuration option Legacy OpROM first UEFI driver first ...

Page 84: ...ems appear when Secure Boot Mode is set to Custom Key Management Manage the Secure Boot Keys PK KEK DB DBX Install default Secure Boot Keys Configuration options Yes No Platform Key PK Load PK from File Configuration options Acpi a0341d0 0 PCI 1212 USB 2 0 Copy PK to File Configuration options OK Delete PK Configuration options Yes No KEK Management KEK Load KEK from File Configuration options OK ...

Page 85: ... OK 2 7 11 Boot Option Priorities These items specify the boot device priority sequence from the available devices The number of device items that appears on the screen depends on the number of devices installed in the system To select the boot device during system startup press F8 when ASUS Logo appears To access Windows OS in Safe Mode press F8 after POST 2 7 12 Boot Override These items display...

Page 86: ...tion saves the current BIOS settings to the BIOS Flash and creates a profile Key in a profile number from one to eight press Enter and then select Yes Load from Profile This option loads the previous BIOS settings saved in the BIOS Flash Key in the profile number that saved your CMOS settings press Enter and then select Yes DO NOT shut down or reset the system while updating the BIOS to prevent sy...

Page 87: ...ished making your selections choose this option from the Exit menu to ensure the values you selected are saved When you select this option or if you press F10 a confirmation window appears Select Yes to save changes and exit Discard Changes Exit This option allows you to exit the Setup program without saving your changes When you select this option or if you press Esc a confirmation window appears...

Page 88: ...Chapter 2 BIOS information 2 42 ...

Page 89: ...different from that to which the receiver is connected Consult the dealer or an experienced radio TV technician for help The use of shielded cables for connection of the monitor to the graphics card is required to assure compliance with FCC regulations Changes or modifications to this unit not expressly approved by the party responsible for compliance could void the user s authority to operate thi...

Page 90: ...waste This product has been designed to enable proper reuse of parts and recycling This symbol of the crossed out wheeled bin indicates that the product electrical and electronic equipment should not be placed in municipal waste Check local regulations for disposal of electronic products DO NOT throw the mercury containing button cell battery in municipal waste This symbol of the crossed out wheel...

Page 91: ...al Support Telephone 1 812 282 2787 Support fax 1 812 284 0883 Online support support asus com ASUS COMPUTER GmbH Germany and Austria Address Harkort Str 21 23 D 40880 Ratingen Germany Fax 49 2102 959911 Web site www asus de Online contact www asus de sales Technical Support Telephone 49 1805 010923 Support Fax 49 2102 9599 11 Online support support asus com EUR 0 14 minute from a German fixed lan...

Page 92: ... Z77 A conform with the essential requirements of the following directives 2004 108 EC EMC Directive EN 55022 2010 EN 61000 3 2 2006 A2 2009 EN 55013 2001 A1 2003 A2 2006 EN 55024 2010 EN 61000 3 3 2008 EN 55020 2007 A11 2011 1999 5 EC R TTE Directive EN 300 328 V1 7 1 2006 10 EN 300 440 1 V1 6 1 2010 08 EN 300 440 2 V1 4 1 2010 08 EN 301 511 V9 0 2 2003 03 EN 301 908 1 V5 2 1 2011 05 EN 301 908 2...

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Asus Z77-A, User Manual

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