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Asus H81I-PLUS User Manual

H81i-plus user's manual
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Table of Contents

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  • Page 1 H81I-PLUS...
  • Page 2 Product warranty or 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.
  • Page 3: Table Of Contents

    Contents Safety information ...................... iv About this guide ......................iv Package contents ....................... vi H81I-PLUS specifications summary ................. vi Product introduction Before you proceed ..................1-1 Motherboard overview ................. 1-1 Central Processing Unit (CPU) ..............1-3 System memory .................... 1-6 Expansion slots ....................
  • Page 4: Safety Information

    Safety information Electrical safety • To prevent electrical shock hazard, disconnect the power cable from the electrical outlet before relocating the system. • When adding or removing devices to or from the system, ensure that the power cables for the devices are unplugged before the signal cables are connected. If possible, disconnect all power cables from the existing system before you add a device.
  • Page 5: Conventions Used In This Guide

    Refer to the following sources for additional information and for product and software updates. ASUS websites The ASUS website provides updated information on ASUS hardware and software products. Refer to the ASUS contact information. Optional documentation Your product package may include optional documentation, such as warranty flyers, that may have been added by your dealer.
  • Page 6: Package Contents

    Dual-channel memory architecture * The maximum 16GB memory capacity can be supported with 8GB or above DIMMs. ASUS will update the memory QVL once the DIMMs are available in the market. ** Refer to for the latest Memory QVL (Qualified Vendors List).
  • Page 7 8 x USB 2.0/1.1 ports (4 ports at back panel, 4 ports at mid-board) ASUS Digital Power Design ASUS unique features - ASUS Digital Power Control: Digital Power Design for CPU and iGPU - ASUS 3 Phase Power Design ASUS ESD Guards - Strong ESD protection for extended component lifespan ASUS High-Quality 5K-Hour Solid Capacitors 2.5x Long Lifespan with excellent durability...
  • Page 8 H81I-PLUS specifications summary Internal I/O 1 x USB 3.0/2.0 connector supports additional 2 USB 3.0/2.0 ports connectors/ 2 x USB 2.0/1.1 connectors support additional 4 USB 2.0/1.1 ports buttons/switches 2 x SATA 6.0Gb/s connectors 2 x SATA 3.0Gb/s connectors 1 x CPU fan connector (4-pin)
  • Page 9: Product Introduction

    The edge with external ports goes to the rear part of the chassis as indicated in the image below. 1.2.2 Screw holes Place four screws into the holes indicated by circles to secure the motherboard to the chassis. Do not overtighten the screws! Doing so can damage the motherboard. ASUS H81I-PLUS...
  • Page 10: Motherboard Layout

    Place this side towards the rear of the chassis 1.2.3 Motherboard layout 17.0cm(6.7in) CLRTC KBMS_USB56 CHA_FAN CPU_FAN DIGI +VRM ATX12V Super HDMI 1042 USB3_E12 1042 USB1112 USB1112 LAN_USB34 USB910 USB910 Intel ® USB3_12 8111GR BIOS AAFP AUDIO SPDIF_OUT SB_PWR PCIEX16 Chapter 1: Product introduction...
  • Page 11: Central Processing Unit (Cpu)

    Contact your retailer immediately if the PnP cap is missing, or if you see any damage to the PnP cap/socket contacts/motherboard components. ASUS will shoulder the cost of repair only if the damage is shipment/ transit-related.
  • Page 12: Installing The Cpu

    1.3.1 Installing the CPU Ensure that you install the correct CPU designed for LGA 1150 only. DO NOT install a CPU designed for LGA1155 and LGA1156 sockets on the LGA1150 socket. Chapter 1: Product introduction...
  • Page 13: Cpu Heatsink And Fan Assembly Installation

    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 ASUS H81I-PLUS...
  • Page 14: System Memory

    DDR3 DIMM sockets: Channel Sockets Channel A DIMM_A1 Channel B DIMM_B1 H81I-PLUS 240-pin DDR3 DIMM sockets 1.4.2 Memory configurations You may install 1GB, 2GB, 4GB, and 8GB unbuffered non-ECC DDR3 DIMMs into the DIMM sockets. Chapter 1: Product introduction...
  • Page 15: Installing A Dimm

    • The maximum 16GB memory capacity can be supported with 8GB or above DIMMs. ASUS will update the memory QVL once the DIMMs are available in the market. • The default memory operation frequency is dependent on its Serial Presence Detect (SPD), which is the standard way of accessing information from a memory module.
  • Page 16: Expansion Slots

    DIMM notch Unlocked retaining clip DIMM slot key A DIMM is keyed with a notch so that it fits in only one direction. DO NOT force a DIMM into a socket in the wrong direction to avoid damaging the DIMM. Firmly insert the DIMM into the socket until the retaining clips snap back in place and the DIMM is properly seated.
  • Page 17: Installing An Expansion Card

    This motherboard supports two PCI Express x16 graphics cards that comply with the PCI Express specifications. IRQ assignments for this motherboard PCIe x16 shared Intel SATA Controller shared Realtek LAN shared Intel xHCI shared Intel EHCI 1 shared Intel EHCI 2 shared HD Audio shared ASUS H81I-PLUS...
  • Page 18: Jumpers

    CLRTC Normal Clear RTC (Default) H81I-PLUS Clear RTC RAM To erase the RTC RAM: Turn OFF the computer and unplug the power cord. Move the jumper cap from pins 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.
  • Page 19: Connectors

    5.1-channel, and 7.1-channel configurations, the function of this port becomes Front Speaker Out. Microphone port (pink). This port connects a microphone. To configure a 7.1-channel audio output: Use a chassis with HD audio module in the front panel to support an 7.1-channel audio output. ASUS H81I-PLUS 1-11...
  • Page 20 Audio 2.1, 4.1, 5.1 or 7.1-channel configuration Headset Port 4.1-channel 5.1-channel 7.1-channel 2.1-channel Light Blue (Rear panel) Line In Rear Speaker Out Rear Speaker Out Rear Speaker Out Lime (Rear panel) Line Out Front Speaker Out Front Speaker Out Front Speaker Out Pink (Rear panel) Mic In Mic In...
  • Page 21: Internal Connectors

    PIN 1 HD-audio-compliant Legacy AC’97 pin definition compliant definition H81I-PLUS Front panel audio connector • We recommend that you connect a high-definition front panel audio module to this connector to avail of the motherboard’s high-definition audio capability. • If you want to connect a high-definition front panel audio module to this connector, set the Front Panel Type item in the BIOS setup to [HD].
  • Page 22 CPU_FAN CHA_FAN H81I-PLUS CPU and chassis fan connector 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! The CPU_FAN connector supports a CPU fan of maximum 1A (12 W) fan power.
  • Page 23 • If you are uncertain about the minimum power supply requirement for your system, refer to the Recommended Power Supply Wattage Calculator at http://support.asus. com/PowerSupplyCalculator/PSCalculator.aspx?SLanguage=en-us for details. Speaker connector (4-pin SPEAKER) The 4-pin connector is for the chassis-mounted system warning speaker.
  • Page 24 USB-chargeable devices, optimized power efficiency, and backward compatibility with USB 2.0. USB3_12 PIN 1 H81I-PLUS USB3.0 Front panel connector • The USB 3.0 module is purchased separately. • This connector is based on xHCI specifications. We recommend you install the related driver to fully use the USB 3.0 ports in Windows...
  • Page 25 PLED- HDD_LED+ PLED+ PIN 1 H81I-PLUS System panel connector • System power LED (2-pin PWR_LED) This 2-pin connector is for the system power LED. Connect the chassis power LED cable to this connector. The system power LED lights up when you turn on the system power, and blinks when the system is in sleep mode.
  • Page 26: Onboard Leds

    PWROWN FRAME PCICLK PIN 1 H81I-PLUS TPM Connector Onboard LEDs 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-off mode. This is a reminder that you should shut down the system and unplug the power cable before removing or plugging in any motherboard component.
  • Page 27: Software Support

    Place the Support DVD into the optical drive. If Autorun is enabled in your computer, the DVD automatically displays the Specials screen which lists the unique features of your ASUS motherboard. Click Drivers, Utilities, AHCI/RAID Driver, Manual, Contact and Specials tabs to display their respective menus.
  • Page 28 Chapter 1: Product introduction 1-20...
  • Page 29: Bios Information

    Managing and updating your BIOS 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.
  • Page 30: Asus Ez Flash

    2.1.2 ASUS EZ Flash 2 The ASUS EZ Flash 2 feature allows you to update the BIOS without using an OS-based utility. Before you start using this utility, download the latest BIOS file from the ASUS website at To update the BIOS using EZ Flash 2: Insert the USB flash disk that contains the latest BIOS file to the USB port.
  • Page 31: Asus Crashfree Bios

    2.1.3 ASUS CrashFree BIOS 3 The ASUS CrashFree BIOS 3 is an auto recovery tool that allows you to restore the BIOS file when it fails or gets corrupted during the updating process. You can restore a corrupted BIOS file using the motherboard support DVD or a USB flash drive that contains the updated BIOS file.
  • Page 32 Insert the DOS-bootable USB flash drive with the latest BIOS file and BIOS Updater to your computer’s USB port. Boot your computer. When the ASUS Logo appears, press <F8> to show the BIOS Boot Device Select Menu. Select the USB flash drive as the boot device. The DOS screen appears.
  • Page 33 Ensure to load the BIOS default settings to ensure system compatibility and stability. Select the Load Optimized Defaults item under the Exit menu. Refer to section 2.10 Exit menu for details. • Ensure to connect all SATA hard disk drives after updating the BIOS file if you have disconnected them. ASUS H81I-PLUS...
  • Page 34: Bios Setup Program

    The BIOS setup screens shown in this section are for reference purposes only, and may not exactly match what you see on your screen. • Visit the ASUS website at to download the latest BIOS file for this motherboard. •...
  • Page 35: Advanced Mode

    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 to the following sections for the detailed configurations. To access the EZ Mode, click Exit, then select ASUS EZ Mode or press F7. ASUS H81I-PLUS...
  • Page 36: Menu Bar

    Back button Menu items Menu bar Configuration fields General help Last modified settings Quick note Pop-up window Submenu item Navigation keys Scroll bar Menu bar The menu bar on top of the screen has the following main items: My Favorites For saving the frequently-used system settings and configuration Main For changing the basic system configuration...
  • Page 37: Submenu Items

    The Quick Note function does not support the following keyboard functions: delete, cut, copy and paste. • You can only use the English letters to type your notes. Last Modified button This button shows the items that you last modified and saved in BIOS Setup. ASUS H81I-PLUS...
  • Page 38: My Favorites

    My Favorites MyFavorites is your personal space where you can easily save and access your favorite BIOS items. Adding items to My Favorites To add frequently-used BIOS items to My Favorites: Use the arrow keys to select an item that you want to add. When using a mouse, hover the pointer to the item.
  • Page 39: Main Menu

    RAM to clear the BIOS password. See section 1.6 Jumpers for information on how to erase the RTC RAM. The Administrator or User Password items on top of the screen show the default • Not Installed. After you set a password, these items show Installed. ASUS H81I-PLUS 2-11...
  • Page 40: Administrator Password

    Administrator Password If you have set an administrator password, we recommend that you enter the administrator password for 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: Select the Administrator Password item and press <Enter>.
  • Page 41: Ai Tweaker Menu

    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: ASUS H81I-PLUS 2-13...
  • Page 42 Target DMI/PEG Clock : xxxxMHz Displays the target DMI/PEG clock. Target iGPU Speed : xxxxMHz Displays the target iGPU speed. 2.5.1 ASUS MultiCore Enhancement [Auto] [Auto] Default set to [Auto] for maximum performance under XMP/Manual/User- defined memory frequency mode. [Disabled] Allows you to set to default core ratio settings.
  • Page 43 Use the <+> or <-> keys to adjust the optimal iGPU frequency value. The frequency may vary depending on the system loading. 2.5.8 GPU Boost [As is] Allows you to enable the GPU Boost to accelerate the integrated GPU for extreme graphics performance. Configuration options: [As is] [Enabled]. ASUS H81I-PLUS 2-15...
  • Page 44: Dram Timing Control

    2.5.9 EPU Power Saving Mode [Disabled] Allows you to enable or disable the EPU power saving function. Configuration options: [Disabled] [Enabled] 2.5.10 DRAM Timing Control The subitems in this menu allow you to set the DRAM timing control features. Use the <+> and <->...
  • Page 45 Configuration options: [Auto] [0] [1] tRDWR [Auto] Configuration options: [Auto] [1 DRAM Clock] – [31 DRAM Clock] tRDWR_dr [Auto] Configuration options: [Auto] [1 DRAM Clock] – [31 DRAM Clock] tRDWR_dd [Auto] Configuration options: [Auto] [1 DRAM Clock] – [31 DRAM Clock] ASUS H81I-PLUS 2-17...
  • Page 46 Channel B DIMM Control [Enable Bot...] Configuration options: [Enable Both DIMMS] [Disable DIMM0] [Disable DIMM1] [Disable Both DIMMS] Scrambler Setting [Optimized ...] Configuration options: [Optimized (ASUS)] [Default (MRC)] 2.5.11 DIGI+ VRM CPU Load-Line Calibration [Auto] Load-line is defined by Intel VRM specification and affects CPU voltage. The CPU working voltage will decrease proportionally to CPU loading.
  • Page 47: Cpu Power Management

    Allows you to set the package power time window. Use the <+> and <-> keys to adjust the value. Short Duration Package Power Limit [Auto] Allows you to limit the turbo ratio’s long duration power. Use the <+> and <-> keys to adjust the value. ASUS H81I-PLUS 2-19...
  • Page 48 CPU Integrated VR Current Limit [Auto] Allows you to limit the CPU Integrated VR current Use <+> and <-> key to adjust the value. CPU Internal Power Switching Frequency Frequency Tuning Mode [Auto] Allows you to set the frequency tuning mode. Configuration options: [Auto] [+] [-] CPU Internal Power Fault Control Thermal Feedback [Auto]...
  • Page 49 CPU Cache Voltage Offset [Auto] This item appears only when you set the CPU Cache Voltage to [Offset Mode] and allows you to set the CPU cache voltage offset. The values range from 0.001V to 0.999V with a 0.001V interval. ASUS H81I-PLUS 2-21...
  • Page 50 2.5.15 CPU Graphics Voltage [Auto] This item allows you to set the CPU graphics voltage. Increase the graphics voltage when increasing the iGPU frequency. Configuration options: [Auto] [Manual Mode] [Offset Mode] [Adaptive Mode]. 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 graphics voltage override.
  • Page 51 According to Intel CPU specifications, DIMMs with voltage requirement over 1.65V may damage the CPU permanently. We recommend that you install the DIMMs with the voltage requirement below 1.65V. 2.5.22 PCH Core Voltage [Auto] Allows you to set the core voltage for the PCH. Configuration options: [Auto] [+1.10V]. ASUS H81I-PLUS 2-23...
  • Page 52: Advanced Menu

    Advanced menu The Advanced menu items allow you to change the settings for the CPU and other system devices. Be cautious when changing the settings of the Advanced menu items. Incorrect field values can cause the system to malfunction. 2.6.1 CPU Configuration The items in this menu show the CPU-related information that the BIOS automatically detects.
  • Page 53 Allows you to set the processor cores to run faster than the marked frequency in a specific condition. Configuration options: [Enabled] [Disabled] Turbo Mode is only available on selected CPU models only. CPU C states [Auto] [Auto] Automatic configuration. [Enabled] Enables the CPU C states. [Disabled] Disables the CPU C states. ASUS H81I-PLUS 2-25...
  • Page 54: Pch Configuration

    The following items appear only when you set the CPU C states to [Enabled]. Enhanced C1 state [Enabled] [Enabled] Enables enhanced C1 state. [Disabled] Disables enhanced C1 state. CPU C3 Report [Enabled] Allows you to disable or enable the CPU C3 report to OS. Configuration options: [Enabled] [Disabled] CPU C6 report [Enabled] Allows you to disable or enable the CPU C6 report to OS.
  • Page 55: Sata Configuration

    Aggressive LPM Support [Auto] This item appears only when you set the previous item to [AHCI] and allows you to enable or disable PCH entering link power state aggressively. Configuration options: [Auto] [Disabled] [Enabled] ASUS H81I-PLUS 2-27...
  • Page 56: System Agent Configuration

    IDE Legacy / Native Mode Selection [Native] This item appears only when you set the SATA Mode Selection item to [IDE]. Configuration options: [Native] [Legacy] S.M.A.R.T. Status Check [Enabled] S.M.A.R.T. (Self-Monitoring, Analysis and Reporting Technology) is a monitor system. When read/write of your hard disk errors occur, this feature allows the hard disk to report warning messages during the POST.
  • Page 57: Nb Pcie Configuration

    USB support is disabled. Intel xHCI Mode [Smart Auto] [Smart Auto] Enables the operation of xHCI controller. [Auto] Keeps the last operation of xHCI controller in OS during bootup. [Enabled] Enables the function. [Disabled] Disables the function. ASUS H81I-PLUS 2-29...
  • Page 58: Onboard Devices Configuration

    EHCI Hand-off [Disabled] [Enabled] Enables the support for operating systems without an EHCI hand-off feature. [Disabled] Disables the function. USB Single Port Control USB3_1~2 [Enabled] Allows you to enable or disable an individual USB port. Refer to the section 1.2.3 Motherboard layout in this user manual for the locations of the USB ports.
  • Page 59: Apm

    ® Realtek LAN device. Power On By RTC [Disabled] [Disabled] Disables RTC to generate a wake event. When set to [Enabled], the items RTC Alarm Date (Days) and Hour/ [Enabled] Minute/Second will become user-configurable with set values. ASUS H81I-PLUS 2-31...
  • Page 60: Monitor Menu

    2.6.9 Network Stack Configuration Network Stack [Disabled] This item allows user to disable or enable the UEFI network stack. Configuration options: [Disabled] [Enabled] The following two items appear only when you set the previous item to [Enabled]. Ipv4 PXE Support [Enabled] This item allows user to disable or enable the Ipv4 PXE Boot support.
  • Page 61 The following four items appear only when you set CPU Fan Profile to [Manual]. CPU Upper Temperature [70] Use the <+> and <-> keys to adjust the upper limit of the CPU temperature. The values range from 20ºC to 75ºC. ASUS H81I-PLUS 2-33...
  • Page 62 CPU Fan Max. Duty Cycle(%) [100] Use the <+> and <-> keys to adjust the maximum CPU fan duty cycle. The values range from 20% to 100%. When the CPU temperature reaches the upper limit, the CPU fan will operate at the maximum duty cycle. CPU Lower Temperature [20] Displays the lower limit of the CPU temperature.
  • Page 63: Boot Menu

    Only hard drives connected to SATA ports will be detected during POST. Any hardware change will disable fast boot. [Boot Drive Only] Only boot drive connected to SATA ports will be detected during POST. Any hardware change will disable fast boot. ASUS H81I-PLUS 2-35...
  • Page 64 USB Support [Partial In...] [Disabled] All USB devices will not be available until OS boot up for a fastest POST time. [Full Initialization] All USB devices will be available during POST. This process will extend the POST time. [Partial Initialization] For a faster POST time, only the USB ports with keyboard and mouse connections will be detected.
  • Page 65 [UEFI and Legacy OpROM] [Legacy OpROM only] [UEFI only] Boot from Network Devices [Legacy OpR...] Allows you to select the type of network devices that you want to launch. Configuration options: [Legacy OpROM first] [UEFI driver first] [Ignore] ASUS H81I-PLUS 2-37...
  • Page 66: Secure Boot

    Boot from Storage Devices [Legacy OpR...] Allows you to select the type of storage devices that you want to launch. Configuration options: [Both, Legacy OpROM first] [Both, UEFI first] [Legacy OpROM first] [UEFI driver first] [Ignore] Boot from PCI-E/PCI Expansion Devices [Legacy OpR...] Allows you to select the type of PCIe/PCI expansion devices that you want to launch.
  • Page 67: Dbx Management

    Append DBX from file Allows you to load the additional DBX from a storage device so that more db’s images cannot be loaded. The DBX file must be formatted as a UEFI variable structure with time-based authenticated variable. ASUS H81I-PLUS 2-39...
  • Page 68: Boot Option Priorities

    • To select the boot device during system startup, press <F8> when ASUS Logo appears. • To access Windows OS in Safe Mode, do any of the following: •...
  • Page 69: Tools Menu

    <Enter> to display the submenu. 2.9.1 ASUS EZ Flash 2 Utility Allows you to run ASUS EZ Flash 2. Press [Enter] to launch the ASUS EZ Flash 2 screen. For more details, see section 2.1.2 ASUS EZ Flash 2. 2.9.2 ASUS O.C.
  • Page 70: Exit Menu

    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. Select Yes to discard changes and exit. ASUS EZ Mode This option allows you to enter the EZ Mode screen. Launch EFI Shell from filesystem device This option allows you to attempt to launch the EFI Shell application (shellx64.efi) from one of...
  • Page 71: Appendices

    Cet appareil est conforme aux normes CNR exemptes de licence d’Industrie Canada. Le fonctionnement est soumis aux deux conditions suivantes : (1) cet appareil ne doit pas provoquer d’interférences et (2) cet appareil doit accepter toute interférence, y compris celles susceptibles de provoquer un fonctionnement non souhaité de l’appareil. ASUS H81I-PLUS...
  • Page 72: Canadian Department Of Communications Statement

    ASUS Recycling/Takeback Services ASUS recycling and takeback programs come from our commitment to the highest standards for protecting our environment. We believe in providing solutions for you to be able to responsibly recycle our products, batteries, other components as well as the packaging materials.
  • Page 73: Asus Contact Information

    +1-812-282-3777 +1-510-608-4555 Web site Technical Support Telephone +1-812-282-2787 Support fax +1-812-284-0883 Online support ASUS COMPUTER GmbH (Germany and Austria) Address Harkort Str. 21-23, D-40880 Ratingen, Germany +49-2102-959911 Web site Online contact Technical Support Telephone +49-1805-010923* Support Fax...
  • Page 74 Appendices...