Asus Z97-A USB 3.1 User Guide

Asus Z97-A USB 3.1 Manual

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  • Asus Z97-A USB 3.1 | User Guide - Page 1
    Motherboard Z97-A/ USB 3.1
  • Asus Z97-A USB 3.1 | User Guide - Page 2
    service will not be extended if: (1) the product is repaired, modified or altered, unless such repair, modification of alteration is authorized in writing by ASUS; or (2) the serial number of the product is defaced or missing. ASUS PROVIDES THIS MANUAL from http://support.asus.com/download problems
  • Asus Z97-A USB 3.1 | User Guide - Page 3
    Safety information...iv About this guide...iv Package contents...vi Z97-A/USB 3.1 specifications summary vi Chapter 1: Product Introduction 1.1 Before you proceed 1-1 1.2 Motherboard overview 1-1 1.3 Central Processing Unit (CPU 1-4 1.4 System memory 1-7 1.5 Expansion slots 1-20
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    . • If you encounter technical problems with the product, contact a qualified service technician or your retailer. About this guide This user guide contains the information you need when installing and configuring the motherboard. How this guide is organized This guide contains the following parts
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    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 Your product package may include optional
  • Asus Z97-A USB 3.1 | User Guide - Page 6
    USB 3.1 Motherboard Cables 3 x Serial ATA 6.0 Gb/s cables Accessories 1 x ASUS SLI bridge connector 2-in-1 Q-connector Application DVD Support DVD Documentation User Guide If any of the above items is damaged or missing, contact your retailer. Z97-A/USB 3.1 specifications summary LGA1150
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    - Supports Intel® Smart Response Technology, Intel® Rapid Start Technology, and Intel® Smart Connect Technology* - 1 x M.2 Socket 3 with M Key, type 2260/2280 storage devices support (supports PCIE SSD only) LAN Audio USB ASUS Exclusive Features * These functions work depending on the type of CPU
  • Asus Z97-A USB 3.1 | User Guide - Page 8
    Z97-A/USB 3.1 specifications summary ASUS Exclusive Features DIGI+ Power Control - CPU Power - Industry-leading digital 8-phase power design - ASUS CPU applications. UEFI BIOS - Most advanced Remote app for portable smart phone, tablet devices supporting Android™ 4.0 and iOS® 7 systems. Media
  • Asus Z97-A USB 3.1 | User Guide - Page 9
    Z97-A/USB 3.1 specifications summary ASUS Exclusive Features ASUS Special Features ASUS Quiet Thermal Solution ASUS Exclusive Overclocking Features Rear panel I/O ports Crystal Sound 2 - Feel the sound power with different usage scenarios Steam support - Compatible with the most fun gaming
  • Asus Z97-A USB 3.1 | User Guide - Page 10
    Z97-A/USB 3.1 specifications summary Rear panel I/O ports Internal I/O connectors BIOS features 1 x VGA port 1 x Optical S/PDIF out port 1 x Intel® LAN (RJ45) port 4 x USB 3.0/2.0 ports 2 x USB 3.1/3.0/2.0 ports (teal blue) 8-channel audio I/O ports 1 x 19-pin USB 3.0/2.0 connector, supports
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    with the component. • Before you install or remove any component, ensure that the ATX power supply is switched off or the power cord is detached from the power supply to secure the motherboard to the chassis. Do not overtighten the screws! Doing so can damage the motherboard. ASUS Z97-A/USB 3.1 1-1
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    Place this side towards the rear of the chassis 1.2.3 Motherboard layout 1-2 Chapter 1: Product introduction
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    EATX12V) 2. Intel® LGA1150 CPU socket 3. CPU and chassis fan connectors (4-pin CPU_FAN, 4-pin CPU_OPT; CHA_FAN1, CHA_FAN2, CHA_FAN3, CHA_FAN4) 4. DDR3 DIMM slots 5. CPU Over Voltage jumper (3-pin CPU_OV) 6. MemOK! button 7. EZ XMP switch 8. USB 3.0 connector (20-1 pin USB3_12) 9. Intel® Z97 Serial
  • Asus Z97-A USB 3.1 | User Guide - Page 14
    Processing Unit (CPU) The motherboard comes with a surface mount LGA1150 socket designed for the 4th Generation and New 4th Generation Intel® Core™ i7 / Intel® Core™ i5 / Intel® Core™ i3, Pentium®, and Celeron® processors. Ensure that you install the correct CPU designed for LGA1150 socket only
  • Asus Z97-A USB 3.1 | User Guide - Page 15
    1.3.1 Installing the CPU ASUS Z97-A/USB 3.1 1-5
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    1.3.2 CPU heatsink and 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 1-6 Chapter 1: Product introduction
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    ) sockets. A DDR3 module is notched differently from a DDR or DDR2 module. DO NOT install a DDR or DDR2 memory module to the DDR3 slot. According to Intel® CPU spec, DIMM voltage below 1.65 V is recommended to protect the CPU. ASUS Z97-A/USB 3.1 1-7
  • Asus Z97-A USB 3.1 | User Guide - Page 18
    the motherboard. • This motherboard does not support compatibility of the memory modules depend on the CPU's capabilities and other installed devices. • For system stability, use a more efficient memory cooling system to support a full memory load (4 DIMMs). • Visit the ASUS website at: www.asus
  • Asus Z97-A USB 3.1 | User Guide - Page 19
    Z97-A/USB 3.1 Motherboard Qualified Vendors Lists (QVL) DDR3 3200 (O.C.) MHz capability Vendors Part No. Size SS/DS -36 Voltage 1.65V 1.65V 1.65V 1.65V 1.65V 1.65V 1.65V DIMM socket support (Optional) 1 24 • • • • • • • • • • • • • • • • • • • • • ASUS Z97-A/USB 3.1 1-9
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    12-14-14-36 12-14-14-32 11-14-14-35 Voltage 1.65V DIMM socket support (Optional) 12 4 •• • 1.65V •• • 1.65V •• 1.65V •• • 1.65V •• • 1.65V • • • 1.65V • • • 1.65V • • • 1.65V • • • 1.65V • • • 1.65V • • • 1.65V • • • 1.65V • • • 1.65V • • • 1.65V
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    support (Optional) 12 4 • • • * The above QVL is for the DDR3 2500 MHz memory module. Due to CPU behavior support (Optional) 12 4 1.65 •• • 1.65 •• • - •• • - •• • 1.65 •• • 1.65 •• 1.65 •• • 1.65 •• • 1.65 •• • 1.65 •• • 1.65 •• 1.65 •• • 1.65 •• ASUS Z97-A/USB
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    997122R(XMP) SP004GXLYU240NSA(XMP) TX2400KLN-8GK(XMP) Size SS/DS Chip Chip Timing Brand NO. 16GB (4x4GB) DS - - 9-11-11-31 Voltage DIMM socket support (Optional) 12 4 1.65 •• • 32GB (4x8GB) DS - 16GB (4x4GB) DS - - 11-13-13-31 - 10-11-11-30 1.65 •• • 1.65 •• • 16GB (4x4GB) DS
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    ) DS - - 8GB (2x4GB) DS - - Timing 1866 9-9-9-27 9-10-9-27 9-10-9-27 9-10-9-27 9-10-9-27 9-10-9-27 Voltage DIMM socket support (Optional) 1 2 4 1.5 • • 1.5 • • • 1.5 • • • 1.5 • • • 1.5 • • • 1.5 • • 1.5 • • (continued on the next page) ASUS Z97-A/USB 3.1 1-13
  • Asus Z97-A USB 3.1 | User Guide - Page 24
    ) Silicon SP004GXLYU186NSA(XMP) 4GB SS - - Power Silicon SP008GXLYU186NSA(XMP) 8GB DS - - Power Timing 9-10-9-27 Voltage DIMM socket support (Optional) 1 24 1.5 • •• 9-10-9-27 1.5 • •• 9-10-9-27 1.5 • •• 10-11-10-30 1.5 • •• 1866-9-10-9-27 1.5 • •• 10-11-10-27
  • Asus Z97-A USB 3.1 | User Guide - Page 25
    Timing 11-11-11-28 11-11-11-28 9-9-9-24 Voltage - DIMM socket support (Optional) 1 2 4 • • • • • • • • • ELPIDA 10-10-27 1.5 • • • - - 9-9-9- 24 1.5 • • • - - - - 11-11-11-30 - • • • 9-9-9-24 1.65 • • • (continued on the next page) ASUS Z97-A/USB 3.1 1-15
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    /8G 8GB (2x4GB) SS/DS Chip Brand Chip NO. DS - - Timing 10-1010-27 Voltage 1.5 DIMM socket support (Optional) 12 4 • • • DS - - 9-9-9-24 1.5 • • • DS - - DS - - 1600-9-9- 1.5 9-24 10-10- 1.5 10-27 • • • •• • DS - - 9-9-9-24 1.5 •• DS - - DS - - DS
  • Asus Z97-A USB 3.1 | User Guide - Page 27
    46B K4B4G08 46B U2S96D3 0TP-16 U2S96D3 0TP-16 Timing - Voltage 1.5 DIMM socket support (Optional) 12 4 •• • 1333-9-9-9-24 1.5 •• • - 1.5 •• • 11- 11-11-11-28-1 - • • • 11-11-11-28-2 - • • • 1600-11-11-11-28 - • • • 1600-11-11-11-28 - • • • ASUS Z97-A/USB 3.1 1-17
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    15A J2108ECSEDJ-F J2108BDBGGN-F J4208BBBGGN-F Timing - Voltage DIMM socket support (Optional) 1 2 4 1.5 • • • - 1.5 • • • 9 - • • • - - 9-10- - 10-26 9-9-9-24 - - - • • • • • • • • • • • • - • • • - • • • 9-9-9-24 9-9-9-24 - • • • • • • 9-9-9-24
  • Asus Z97-A USB 3.1 | User Guide - Page 29
    U2S96D3 0TP-13 1333-99-9-24 DS UMAX U2S96D3 0TP-13 1333-99-9-24 Voltage DIMM socket support (Optional) 1 2 4 - • • • - • • • - • • • - • • - • • • - • • • - • • • - • • • - • • • - • • • - • • • 1.4.3 DIMM installation ASUS Z97-A/USB 3.1 1-19
  • Asus Z97-A USB 3.1 | User Guide - Page 30
    sub‑sections describe the slots and the expansion cards that they support. Unplug the power cord before adding or removing expansion cards. Failure to do so may cause you physical injury and damage motherboard components. 1.5.1 Installing an expansion card To install an expansion card: 1. Before
  • Asus Z97-A USB 3.1 | User Guide - Page 31
    motherboard supports PCI Express x16 network cards, SCSI cards, and other cards that comply with the PCI Express specifications. Slot No. Expansion slot PCIe 2.0 x1_1 slot PCIe 3.0/2.0 x16_1 slot PCI_1 slot PCIe 2.0 x1_2 slot PCIe 3.0/2.0 x16_2 slot PCI_2 slot PCIe 2.0 x16_3 slot ASUS Z97-A/USB
  • Asus Z97-A USB 3.1 | User Guide - Page 32
    . • Connect a chassis fan to the motherboard connector labeled CHA_FAN1-4 when using multiple graphics cards 2 Controller XHCI Controller SATA Controller PCIE x16_1 PCIE x16_2 PCIE x1_1 PCIE x1_2 Intel LAN PCI Slot 1 PCI Slot 2 A B C D E F G H Shared - - - - - - - Shared - - -
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    the system, then the BIOS automatically resets parameter settings to default values. • Due to chipset behavior, AC power off is required to enable C.P.R. function. You must turn off and on the power supply or unplug and plug the power cord before rebooting the system. ASUS Z97-A/USB 3.1 1-23
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    jumper (3-pin CPU_OV) The CPU Over Voltage jumper allows you to set a higher CPU voltage for a flexible overclocking system, depending on the type of the installed CPU. To gain more CPU voltage setting, insert the jumper to pins 2-3. To go back to its default CPU voltage setting, insert the jumper
  • Asus Z97-A USB 3.1 | User Guide - Page 35
    E12 (Support USB 3.1 Boost) 4. PS/2 keyboard/mouse port 5. LAN port* 6. HDMI port 7. DVI-D port 8. USB 3.0 ports 56 9. USB 3.0 ports 34 10. Optical S/PDIF Out port 11. Audio I/O ports** * and **: Refer to the tables on the next page for LAN port LEDs and audio port definitions. ASUS Z97-A/USB
  • Asus Z97-A USB 3.1 | User Guide - Page 36
    . Some legacy USB devices must update their firmware for better compatibility. • Multi-VGA output supports up to three displays under Windows® OS environment, two displays under BIOS, and one display under DOS. • Intel display architecture design supports the following maximum supported pixel clocks
  • Asus Z97-A USB 3.1 | User Guide - Page 37
    back of the system chassis. The COM module is purchased separately. 2. Intel® Z97 Serial ATA 6.0 Gb/s connectors (7-pin SATA6G_1, SATA6G_2, SATA6G_34, SATA6G_56, SATA Mode Selection item in the BIOS to [AHCI]. See section 2.6.3 PCH Storage Configuration for details. ASUS Z97-A/USB 3.1 1-27
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    the motherboard components. These are not jumpers! Do not place jumper caps on the fan connectors! The CPU_FAN connector supports a CPU fan of maximum 1 A (12 W) fan power. • Ensure that the CPU fan cable is securely installed to the CPU fan connector. • The CPU_FAN connector supports the CPU fan
  • Asus Z97-A USB 3.1 | User Guide - Page 39
    system, we recommend that you use a power supply unit (PSU) that complies with ATX 12 V Specification 2.0 (or later version) and provides a minimum power of 350 W. Calculator at http://support.asus. com/PowerSupplyCalculator/PSCalculator.aspx?SLanguage=en-us for details. ASUS Z97-A/USB 3.1 1-29
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    chassis-mounted front panel audio I/O module that supports either HD Audio or legacy AC`97 audio module to this connector to avail of the motherboard's high-definition audio capability. • If you want this connector, set the Front Panel Type item in the BIOS setup to [HD]. If you want to connect an AC
  • Asus Z97-A USB 3.1 | User Guide - Page 41
    the chassis-mounted button that supports the DirectKey function. Connect the button cable that supports DirectKey, from the chassis to this connector on the motherboard. Ensure that your chassis PCI Express Slot and M.2 Bandwidth to [M.2 Mode] to enable this function. ASUS Z97-A/USB 3.1 1-31
  • Asus Z97-A USB 3.1 | User Guide - Page 42
    so will damage the motherboard! The USB 2.0 module is purchased separately. These connectors are based on xHCI specification. We recommend you to install the related driver to fully use the USB 2.0 ports under Windows® 7. 10. TPM connector (20-1 pin TPM) This connector supports a Trusted Platform
  • Asus Z97-A USB 3.1 | User Guide - Page 43
    (10-1 pin PANEL) This connector supports several chassis-mounted functions. • System power warning speaker. The speaker allows you to hear system beeps and warnings. • ATX power button/soft-off button (2-pin PWR_SW) This connector is for the system the system power. ASUS Z97-A/USB 3.1 1-33
  • Asus Z97-A USB 3.1 | User Guide - Page 44
    optimized power efficiency, and backward compatibility with USB 2.0. The USB 3.0 module is purchased separately. • These connectors are based on xHCI specification. We recommend you to install the related driver to fully use the USB 3.0 ports under Windows® 7. • The plugged USB 3.0 device may run on
  • Asus Z97-A USB 3.1 | User Guide - Page 45
    This connector is for the add-on Thunderbolt I/O card that supports Intel's Thunderbolt Technology, allowing you to connect up to six Thunderbolt- the temperature of your motherboard's critical components and connected devices. The thermistor cable is purchased separately. ASUS Z97-A/USB 3.1 1-35
  • Asus Z97-A USB 3.1 | User Guide - Page 46
    down the system and unplug the power cable before removing or plugging any motherboard components. The illustration below shows the location of the onboard LED. 2. POST of these key components during POST (Power-On-Self Test): CPU, memory modules, VGA card, and hard disk drives. If an error is found
  • Asus Z97-A USB 3.1 | User Guide - Page 47
    3. TPU LEDs (TPU_LED) The TPU LEDs light up when you set the TPU switch to TPU_I mode or TPU_II mode. 4. EPU LED (OLED2) The EPU LED lights up when the EPU switch is enabled. ASUS Z97-A/USB 3.1 1-37
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    5. EZ XMP LED (XLED1) This LED lights up when you enable the EZ XMP switch. 1-38 Chapter 1: Product introduction
  • Asus Z97-A USB 3.1 | User Guide - Page 49
    Onboard buttons and switches allow you to fine-tune performance when working on a bare or open-case system. This is ideal the software application or BIOS setup program and enable the EPU function at the same time. However, the system will use the last setting you have made. ASUS Z97-A/USB 3.1 1-39
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    Installing DIMMs that are not compatible with the motherboard may cause system boot failure, and the DRAM_LED near the MemOK! button lights continuously. Press and hold the MemOK! button until the DRAM_LED starts blinking to begin automatic memory compatibility tuning for successful boot. • Refer
  • Asus Z97-A USB 3.1 | User Guide - Page 51
    CPU Ratio Boost), the system automatically adjusts the CPU ratio for an enhanced performance. • When the TPU switch is set to Enabled (TPU_II: CPU BCLK the BIOS setup program or enable the TPU switch at the same time. However, the system will use the last setting you have made. ASUS Z97-A/USB 3.1
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    is plugged to a power source indicating that you should shut down the system and unplug the power cable before removing or installing any motherboard component. 5. EZ XMP switch Enable this switch to overclock the installed DIMMs, allowing you to enhance the DIMM's speed and performance. The EZ
  • Asus Z97-A USB 3.1 | User Guide - Page 53
    at www.asus.com for updates. Running the support DVD Place the Support DVD into the optical drive. If Autorun is enabled in your computer, the DVD automatically displays the lists of the unique features of your ASUS motherboard. Click the Drivers, Utilities, AHCI/RAID Driver, Manual, Contact, or
  • Asus Z97-A USB 3.1 | User Guide - Page 54
    1-44 Chapter 1: Product introduction
  • Asus Z97-A USB 3.1 | User Guide - Page 55
    the BIOS in DOS environment using the motherboard support DVD and a USB flash disk drive. Save a copy of the original motherboard BIOS file to a USB flash disk in case you need to restore the BIOS in the future. Copy the original motherboard BIOS using the ASUS Update utility. ASUS Z97-A/USB
  • Asus Z97-A USB 3.1 | User Guide - Page 56
    motherboard driver, software and firmware Click or tap to search and select the BIOS file Click or tap to select a boot logo Click or tap to update the BIOS EZ Update requires an Internet connection either through a network or an ISP (Internet Service Provider). 2.1.2 ASUS EZ Flash 2 The ASUS
  • Asus Z97-A USB 3.1 | User Guide - Page 57
    a corrupted BIOS file using the motherboard support DVD or a USB flash drive that contains the updated BIOS file. • Before using this utility, rename the BIOS file in the removable device into Z97AU31.CAP. • Download the latest BIOS file from the ASUS website at http://www.asus.com. ASUS Z97-A/USB
  • Asus Z97-A USB 3.1 | User Guide - Page 58
    actually shown on your computer screen. Before updating BIOS • Prepare the motherboard support DVD and a USB flash drive. • Download the latest BIOS file and BIOS Updater from http://support.asus.com and save them in your USB flash drive. NTFS is not supported under DOS environment. Ensure that your
  • Asus Z97-A USB 3.1 | User Guide - Page 59
    > to switch the disk from Drive C (optical drive) to Drive D (USB flash drive). Welcome to FreeDOS (http://www.freedos.org)! C:/> d: D:/> Updating the BIOS file To update the BIOS file: 1. On the FreeDOS prompt, type bupdater /pc /g and press . D:/> bupdater /pc /g ASUS Z97-A/USB 3.1 2-5
  • Asus Z97-A USB 3.1 | User Guide - Page 60
    to switch from Files panel to Drives panel then select D:. Drives panel ASUSTeK BIOS Updater for DOS V1.30 [2015/01/01] Current ROM BOARD: Z97-A/USB 3.1 VER: 0305 (H :00 B :00) DATE: 23/01/2015 PATH: C:\ Update ROM BOARD: Unknown VER: Unknown DATE: Unknown C: FORMAN~1 D: Z97AUSB31.CAP
  • Asus Z97-A USB 3.1 | User Guide - Page 61
    file for this motherboard. • Ensure that a USB mouse is connected to your motherboard if you want to use the mouse to control the BIOS setup program. • If the system becomes unstable after changing any BIOS setting, load the default settings to ensure system compatibility and stability. Select the
  • Asus Z97-A USB 3.1 | User Guide - Page 62
    modes Selects the display language Creates storage RAID and of the BIOS setup program configures system overclocking Enables or disables the Intel Rapid Storage Technology Displays the CPU Fan's speed. Click the button to manually tune the fans Loads optimized default settings Shows the bootable
  • Asus Z97-A USB 3.1 | User Guide - Page 63
    The Advanced Mode provides advanced options for experienced end-users to configure the BIOS settings. The figure below shows an example of the Advanced Mode. Refer modified settings Goes back to EZ Mode Displays the CPU/motherboard temperature, CPU and memory voltage output ASUS Z97-A/USB 3.1 2-9
  • Asus Z97-A USB 3.1 | User Guide - Page 64
    in a Tree Map setup. Select frequentlyused BIOS settings and save it to MyFavorites menu. Refer to section 2.3 My Favorites for more information. Q-Fan Control (F6) This button above the menu bar displays the current settings of your fans. Use this button to manually tweak the fans to your desired
  • Asus Z97-A USB 3.1 | User Guide - Page 65
    settings of your system. It also allows you to change the motherboard's SATA mode from AHCI to RAID mode. Refer to section of the activities that you have done in BIOS. • The Quick Note function does not support the following keyboard functions: delete, cut, copy BIOS Setup. ASUS Z97-A/USB 3.1 2-11
  • Asus Z97-A USB 3.1 | User Guide - Page 66
    allows you to set a fan profile or manually configure the operating speed of your CPU and chassis fans. Click to select a fan undo the changes Select to manually configure your fans Configuring fans manually Select Manual from the list of profiles to manually configure your fans' operating speed
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    3. Select the CPU fan type (Box cooler, Tower cooler, or Water cooler) that you installed then click Next. If you are not sure of the CPU fan type, click I'm not sure. The system automatically detects the CPU fan type. 4. Click Next then click Yes to confirm auto-tuning. ASUS Z97-A/USB 3.1 2-13
  • Asus Z97-A USB 3.1 | User Guide - Page 68
    > on your keyboard or click EZ Tuning Wizard screen. 2. Click RAID then click Next. from the BIOS screen to open • Ensure that your HDDs have no existing RAID volumes. • Ensure to connect your HDDs to Intel® SATA connectors. 3. Select the type of storage for your RAID Easy Backup or Super Speed
  • Asus Z97-A USB 3.1 | User Guide - Page 69
    To add BIOS items: 1. Press on your keyboard or click Setup Tree Map screen. from the BIOS screen to open 2. On the Setup Tree Map screen, select the BIOS items that you want to save in MyFavorites screen. Main menu panel Submenu panel Selected shortcut items ASUS Z97-A/USB 3.1 2-15
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    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 Jumpers for information on how to erase the RTC RAM. • The Administrator or User Password
  • Asus Z97-A USB 3.1 | User Guide - Page 71
    accessing the system. Otherwise, you might be able to see or change only selected fields in the BIOS setup program. To set an administrator password: 1. Select the Administrator Password item and press . User Password item on top of the screen shows Not Installed. ASUS Z97-A/USB 3.1 2-17
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    this section vary depending on the CPU and DIMM model you installed on the motherboard. Scroll down to display other BIOS items. 2.5.1 Ai Overclock Tuner [ system. [Manual] Automatically optimizes the CPU ratio and BCLK frequency. [X.M.P.] If you install memory modules supporting the eXtreme
  • Asus Z97-A USB 3.1 | User Guide - Page 73
    ] [Per Core] When the CPU Core Ratio is set to [Per Core], the following items appear: 1-Core Ratio Limit [Auto] Select [Auto] to apply the CPU default Turbo Ratio setting or manually assign a 1-Core Limit value that must be higher than or equal to the 2-Core Ratio Limit. ASUS Z97-A/USB 3.1 2-19
  • Asus Z97-A USB 3.1 | User Guide - Page 74
    the 1-Core Ratio Limit to [Auto]. 3-Core Ratio Limit [Auto] Select [Auto] to apply the CPU default Turbo Ratio setting or manually assign a 3-Core Limit value that must be higher than or equal to the 4-Core Ratio Limit. If to DRAM frequency ratio is set to 100:100 2-20 Chapter 2: BIOS information
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    ] [DDR3-9600MHz] [DDR3-10200MHz] 2.5.10 Max. CPU Graphics Ratio [Auto] [Auto] [Manual] This option allows you to automatically optimize the CPU Graphics Ratio depending on the system loading. This option DRAM CAS# Latency [Auto] Configuration options: [Auto] [1] - [31] ASUS Z97-A/USB 3.1 2-21
  • Asus Z97-A USB 3.1 | User Guide - Page 76
    : [Auto] [1] - [15] DRAM CAS# Write Latency [Auto] Configuration options: [Auto] [1] - [31] RTL IOL control DRAM RTL Initial Value [Auto] Configuration options: [Auto] [1] - [63] 2-22 Chapter 2: BIOS information
  • Asus Z97-A USB 3.1 | User Guide - Page 77
    : [Auto] [1] - [15] DRAM IO-L (CHB_R1D0) [Auto] Configuration options: [Auto] [1] - [15] DRAM IO-L (CHB_R1D1) [Auto] Configuration options: [Auto] [1] - [15] Third Timings tRDRD [Auto] Configuration options: [Auto] [1] - [7] ASUS Z97-A/USB 3.1 2-23
  • Asus Z97-A USB 3.1 | User Guide - Page 78
    boot. Configuration options: [Auto] [Enabled] [Disabled] DRAM CLK Period [Auto] This item allows you to set a DRAM clock period. Configuration options: [Auto] [1] - [14] 2-24 Chapter 2: BIOS information
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    from levels 1 to 9 to adjust the CPU power voltage from 0% to 115%. Configuration options [Auto] [Level 1] - [Level 9] The actual performance boost may vary depending on your CPU specification. DO NOT remove the thermal module. The thermal conditions should be monitored. ASUS Z97-A/USB 3.1 2-25
  • Asus Z97-A USB 3.1 | User Guide - Page 80
    the CPU VRM Switching Frequency to [Manual]. Fixed CPU VRM CPU overclocking. A higher value setting provides higher power consumption delivery and extends the overclocking frequency range simultaneously. Configuration options: [Auto] [100%] [110%] [120%] [130%] [140%] 2-26 Chapter 2: BIOS
  • Asus Z97-A USB 3.1 | User Guide - Page 81
    Power Management The subitems in this menu allow you to set the CPU ratio and their features. Enhanced Intel SpeedStep Technology [Enabled] This item allows the operating system to dynamically Frequency Tuning Offset appears that allows you to set its value from 0% to 6%. ASUS Z97-A/USB 3.1 2-27
  • Asus Z97-A USB 3.1 | User Guide - Page 82
    CPU CPU Internal Power Configuration CPU CPU is in low power state, or make the FIVR (fully integrated voltage regulator work Regulator when it enters manual override mode. Configuration options Regulator when it exits manual override mode. Configuration current sensed by the CPU. It finds the balance
  • Asus Z97-A USB 3.1 | User Guide - Page 83
    item appears only when you set the CPU Core Voltage to [Manual]. CPU Core Voltage Override [Auto] This item allows you to set the CPU Core Voltage override. Use the or keys to adjust the value, The values range from 0.001V to 1.920 V with a 0.001 V interval. ASUS Z97-A/USB 3.1 2-29
  • Asus Z97-A USB 3.1 | User Guide - Page 84
    CPU cache frequency. Configuration options: [Auto] [Manual Mode] [Offset Mode] The following item appears only when you set the CPU Cache Voltage to [Manual Mode]. CPU frequency value. Configuration options: [Auto] [Manual Mode] [Offset Mode] [Adaptive Mode] 2-30 Chapter 2: BIOS information
  • Asus Z97-A USB 3.1 | User Guide - Page 85
    . You can use the or keys to adjust the value. The values range from 0.001 V to 0.999 V with a 0.001 V interval. 2.5.20 CPU Analog I/O Voltage Offset Mode Sign [+] [+] To offset the voltage by a positive value. [-] To offset the voltage by a negative value. ASUS Z97-A/USB 3.1 2-31
  • Asus Z97-A USB 3.1 | User Guide - Page 86
    CPU. By default, this item takes the standard value of the installed CPU 2.5.21 CPU Digital I/O CPU CPU. Support [Auto] Set this item to [Enabled] when overclocking your system. Disabling this item stops the CPU Intel® CPU specifications, DIMMs with voltage requirement over 1.65 V may damage the CPU
  • Asus Z97-A USB 3.1 | User Guide - Page 87
    to 1.5 V with a 0.0125 V interval. • The values of the CPU PLL Voltage, CPU Manual Voltage, CPU Offset Voltage, iGPU Manual Voltage, iGPU Offset Voltage, DRAM Voltage, VCCSA Voltage, VCCIO Voltage, and value. The values range from 0.1 V to 1.9 V with a 0.00625 V interval. ASUS Z97-A/USB 3.1 2-33
  • Asus Z97-A USB 3.1 | User Guide - Page 88
    values range from 0.1 V to 1.9 V with a 0.00625 V interval. 2.5.33 CPU Spread Spectrum [Auto] This item allows you to enhance the BCLK overclocking capability or The Advanced menu items allow you to change the settings for the CPU and other system devices. Be cautious when changing the settings of
  • Asus Z97-A USB 3.1 | User Guide - Page 89
    item allows you to select the CPU performance state during system boot before the operating system takes control. The CPU runs at a selected performance ratio based on CPU configuration. Configuration options: [Max Non-Turbo Performance] [Max Battery] [Turbo Performance] ASUS Z97-A/USB 3.1 2-35
  • Asus Z97-A USB 3.1 | User Guide - Page 90
    the CPU's power. Enhanced Intel SpeedStep Technology [Enabled] This item allows your system to adjust the CPU's CPU C7 Report [CPU C7s] This item allows you to disable or enable the CPU C7 report to the operating system. Configuration options: [Disabled] [CPU C7] [CPU C7s] 2-36 Chapter 2: BIOS
  • Asus Z97-A USB 3.1 | User Guide - Page 91
    automatically goes into sleep mode when the partition size is not enough for the Intel® Rapid Start Technology to work. Configuration options: [Enabled] [Disabled] Active Memory Threshold [0] This item supports Intel Rapid Storage Technology when the partition size is greater than the Active Page
  • Asus Z97-A USB 3.1 | User Guide - Page 92
    support Intel Smart Connect Technology, that periodically refreshes selected applications when the system is in sleep mode. Configuration options: [Enabled] [Disabled] 2.6.3 PCH Storage Configuration While entering Setup, the BIOS AHCI allows the onboard storage driver to enable advanced Serial ATA
  • Asus Z97-A USB 3.1 | User Guide - Page 93
    ] [Disabled] [Enabled CPU Graphics Multi-Monitor [Disabled] This item allows you to empower both integrated and discrete graphics devices for the multi-monitor output. The CPU graphics shared system memory size is fixed at 64 MB. Configuration options: [Disabled] [Enabled] ASUS Z97-A/USB 3.1 2-39
  • Asus Z97-A USB 3.1 | User Guide - Page 94
    ] Your system automatically detects the presence of USB devices at startup. If any USB devices are detected, the legacy USB support is enabled. Intel xHCI Mode [Smart Auto] [Auto] The xHCI is automatically enabled and runs at USB 3.0 mode when the xHCI driver is installed in the operating system
  • Asus Z97-A USB 3.1 | User Guide - Page 95
    disable the individual USB ports. Refer to section 1.2.3 Motherboard layout for the location of the USB ports. 2.6.6 ASPM (active state power management) support for devices. [Disabled] BIOS controls the ASPM support for the device. PCI Power Management Enabled] ASUS Z97-A/USB 3.1 2-41
  • Asus Z97-A USB 3.1 | User Guide - Page 96
    CPU and PCH sides must be enabled for the ASPM to take effect. Configuration options: [Disabled] [L0s] [L1] [L0sL1] PEG ASPM Support ASUS optimized energy saving profile. Configuration options: [Disabled] [L0s] [L1] [L0sL1] [Auto] 2.6.7 Onboard Devices Configuration Scroll down to view the other BIOS
  • Asus Z97-A USB 3.1 | User Guide - Page 97
    : [Disabled] [Enabled] The following item appears only when you set the Intel LAN Controller to [Enabled]. Intel PXE OPROM [Disabled] This item allows you to enable or disable the PXE OptionRom of the Intel® LAN controller. Configuration options: [Enabled] [Disabled] ASUS Z97-A/USB 3.1 2-43
  • Asus Z97-A USB 3.1 | User Guide - Page 98
    Serial Port Configuration The items in this menu allow you to configure your motherboard's serial ports. Serial Port [Enabled] This item allows you to enable or disable the serial seconds to schedule an RTC alarm date. Configuration options: [Disabled] [Enabled] 2-44 Chapter 2: BIOS information
  • Asus Z97-A USB 3.1 | User Guide - Page 99
    Stack to [Enabled]. Ipv4/Ipv6 PXE Support [Enabled] This item allows you to when at least one HDD is connected to the Intel® SATA ports and set to RAID mode. Name Select Disks This item shows the connected SATA devices compatible for setting up RAID. On their dropdown lists, ASUS Z97-A/USB 3.1 2-45
  • Asus Z97-A USB 3.1 | User Guide - Page 100
    you to change the fan settings. Scroll down to display the other BIOS items. 2.7.1 Qfan Tuning Click this item to automatically detect the detects and displays the CPU, chassis, and power fan speed in rotations per minute (RPM). If the fan is not connected to the motherboard, the field shows N/A.
  • Asus Z97-A USB 3.1 | User Guide - Page 101
    range from 20% to 100%. When the CPU temperature reaches the upper limit, the CPU fan operates at the maximum duty cycle. CPU Middle Temperature [25] Use the or keys to set the value for CPU Middle Temperature. The range of the values depends on the CPU installed. ASUS Z97-A/USB 3.1 2-47
  • Asus Z97-A USB 3.1 | User Guide - Page 102
    Set to assign detailed fan speed control parameters. The following items appear only when you set the Chassis Fan Profile to [Manual]. Chassis Fan 1/4 Upper Temperature [70] Use the or keys to adjust the upper limit of the CPU temperature. The values range from 40°C to 90°C. 2-48 Chapter
  • Asus Z97-A USB 3.1 | User Guide - Page 103
    drops below the lower temperature. Configuration options: [Disabled] [Enabled] Anti Surge Support [Enabled] This item allows you to enable or disable the OVP (Over Voltage safe range that protects the motherboard's components. Configuration options: [Disabled] [Enabled] ASUS Z97-A/USB 3.1 2-49
  • Asus Z97-A USB 3.1 | User Guide - Page 104
    are detected during POST. [Boot Drive Only] Only boot drives connected to a SATA ports are detected during POST. USB Support [Partial Initialization] [Disabled] [Full Initialization] [Partial Initialization] All USB devices will not be available until OS boot up for a fastest POST time. All
  • Asus Z97-A USB 3.1 | User Guide - Page 105
    Delay Time [3 sec] This item allows you to select a desired additional POST waiting time to easily enter the BIOS Setup. You can only execute the POST delay time during normal boot. The values range from 0 to 10 seconds. This feature only works when set under normal boot. ASUS Z97-A/USB 3.1 2-51
  • Asus Z97-A USB 3.1 | User Guide - Page 106
    POST. Disables the ROM messages and displays only the ASUS logo during POST. 2.8.7 Interrupt 19 Capture [Disabled] This compatibility, enable the CSM to fully support the non-UEFI driver add-on devices or the Windows® UEFI mode. [Disabled] Disables the CSM to fully support the non-UEFI driver
  • Asus Z97-A USB 3.1 | User Guide - Page 107
    want to launch. Configuration options: [Legacy OpROM first] [UEFI driver first] [Ignore] Boot from Storage Devices [Legacy OpROM first on Windows® nonUEFI mode. Microsoft® Secure Boot only supports Windows® UEFI mode. The following item appears only when USB storage device. ASUS Z97-A/USB 3.1 2-53
  • Asus Z97-A USB 3.1 | User Guide - Page 108
    you to load the downloaded PK from a USB storage device. The PK file must be you to load the downloaded KEK from a USB storage device. Append KEK from File This system loaders, and UEFI drivers that you can load on you to load the downloaded db from a USB storage device. Append db from File This
  • Asus Z97-A USB 3.1 | User Guide - Page 109
    , press when ASUS Logo appears. 2.8.13 Boot Override These item displays the available devices. The number of device items that appear on the screen depends on the number of devices installed in the system. Click an item to start booting from the selected device. ASUS Z97-A/USB 3.1 2-55
  • Asus Z97-A USB 3.1 | User Guide - Page 110
    options: [Disabled] [Enabled] 2.9.2 ASUS EZ Flash 2 Utility This item allows you to run ASUS EZ Flash 2. When you press
  • Asus Z97-A USB 3.1 | User Guide - Page 111
    ASUS DRAM SPD Information This item allows you to view the DRAM SPD information. 2.10 Exit menu The Exit menu items allow you to load the optimal default values for the BIOS items, and save or discard your changes to the BIOS items. You can access the EZ Mode from the Exit menu. ASUS Z97-A/USB
  • Asus Z97-A USB 3.1 | User Guide - Page 112
    2-58 Chapter 2: BIOS information
  • Asus Z97-A USB 3.1 | User Guide - Page 113
    radiate radio frequency energy and, if not installed and used in accordance with manufacturer's instructions, may cause harmful interference to radio communications. However, there is no guarantee that could void the user's authority to operate this equipment. Appendices ASUS Z97-A/USB 3.1 A-1
  • Asus Z97-A USB 3.1 | User Guide - Page 114
    IC: Canadian Compliance Statement Complies with the Canadian ICES-003 Class B specifications. This device complies with RSS 210 of Industry Canada. This Class B device meets all the requirements of the Canadian interference-causing equipment regulations. This device complies with Industry Canada
  • Asus Z97-A USB 3.1 | User Guide - Page 115
    in our products at ASUS REACH website at http://csr.asus.com/english/REACH.htm. DO NOT throw the motherboard in municipal waste. should not be placed in municipal waste. ASUS Recycling/Takeback Services ASUS recycling and takeback programs come from our commitment Appendices ASUS Z97-A/USB 3.1 A-3
  • Asus Z97-A USB 3.1 | User Guide - Page 116
    ai requisiti essenziali e alle altre disposizioni pertinenti alle direttive CE. Per maggiori informazioni fate riferimento alla dichiarazione di conformità CE. ASUS AsusTek Inc CE CE Hrvatski AsusTek Inc. ovim izjavljuje da je ovaj uređaj sukladan s bitnim zahtjevima i ostalim odgovaraju
  • Asus Z97-A USB 3.1 | User Guide - Page 117
    21-23, D-40880 Ratingen, Germany Fax +49-2102-959911 Web site http://www.asus.com/de Online contact http://eu-rma.asus.com/sales Technical Support Telephone +49-1805-010923* Support Fax +49-2102-9599-11 Online support http://www.asus.com/de/support/ Appendices ASUS Z97-A/USB 3.1 A-5
  • Asus Z97-A USB 3.1 | User Guide - Page 118
    : ASUSTeK COMPUTER INC. 4F, No. 150, LI-TE Rd., PEITOU, TAIPEI 112, TAIWAN ASUS COMPUTER GmbH HARKORT STR. 21-23, 40880 RATINGEN GERMANY Product name : Motherboard Model name : Z97-A/USB 3.1 conform with the essential requirements of the following directives: 2004/108/EC-EMC Directive EN
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Motherboard
Z97-A/
USB 3.1