Asus H81T User Manual

MotherboardH81T

1-2Chapter 1: Product introduction1.2.2 Screw holesPlace six screws into the holes indicated by circles to secure the motherboard to the chassis.Do n

ASUS H81T1-31.2.4 Layout contentsConnectors/Jumpers/Slots/LED Page1. ATX power connector (2-pin ATX19V1) 1-152. CPU and chassis fan connectors (4-pi

1-4Chapter 1: Product introduction1.3.1 Installing the CPU123ABUnplug all power cables before installing the CPU.• Upon purchase of the motherboard,

ASUS H81T1-5ABC541.3.2 CPU heatsink and fan assembly installationApply the Thermal Interface Material to the CPU heatsink and CPU before you install

1-6Chapter 1: Product introduction3 4ABBATo uninstall the CPU heatsink and fan assembly21To install the CPU heatsink and fan assembly2BAAB1

ASUS H81T1-71.4 System memory1.4.1 OverviewThis motherboard comes with two Double Data Rate 3 (DDR3) Small Outline Dual Inline Memory Module (SO-DIM

1-8Chapter 1: Product introduction• The default memory operation frequency is dependent on its Serial Presence Detect (SPD), which is the standard wa

ASUS H81T1-91.5 Expansion slotsIn the future, you may need to install expansion cards. The following sub-sections describe the slots and the expansio

1-10Chapter 1: Product introduction1.6 Jumpers1. Clear RTC RAM (3-pin CLRTC)This jumper allows you to clear the Real Time Clock (RTC) RAM in CMOS. Y

ASUS H81T1-11H81TPIN 1+5VSB_MBChassis SignalGNDCHASSISH81T Chassis intrusion connector2. Chassis intrusion connector (4-1 pin CHASSIS)This connector

iiE8730First EditionNov. 2013Copyright © 2013 ASUSTeK COMPUTER INC. All Rights Reserved.No part of this manual, including the products and software de

1-12Chapter 1: Product introduction1.7 Connectors1.7.1 Rear panel connectors7642 3 51891. DC power connector. Insert the power adapter into this po

ASUS H81T1-131.7.2 Internal connectors1. Serial port connector (10-1 pin COM)This connector is for a serial (COM) port. Connect the serial port modu

1-14Chapter 1: Product introduction4. Intel® H81 Serial ATA 6.0 Gb/s connectors (7-pin SATA6G_1)These connectors connect to Serial ATA 6.0 Gb/s hard

ASUS H81T1-157. ATX power connector (2-pin ATX19V1)This connector is for an ATX power supply. The plug from the power supply is designed to t this c

1-16Chapter 1: Product introduction9. USB 2.0 connectors (5-1 pin USB11, 10-1 pin USB910, 10-2 pin USB56)These connectors are for USB 2.0 ports. Conn

ASUS H81T1-1710. System panel connector (10-1 pin PANEL)This connector supports several chassis-mounted functions.• System power LED (2-pin PWR_LED)

1-18Chapter 1: Product introductionH81TH81T RTC battery headerPIN 1VBATGNDBATT_CON11. RTC Battery header (2-pin BATT_CON)This connector is for the li

ASUS H81T1-1915. Internal stereo speaker header (2-pin SPK_OUT)The internal mono speaker header allows connection to an internal, low-power speaker f

1-20Chapter 1: Product introduction1.9 Software support1.9.1 Installing an operating systemThis motherboard supports Windows® 7 (32/64bit), Windows®

ASUS H81T2-1BIOS information22.1 Managing and updating your BIOSSave a copy of the original motherboard BIOS le to a USB ash disk in case you need

iiiContentsSafety information ... ivAbout this guide ...

2-2Chapter 2: Getting started2.1.2 ASUS EZ Flash 2The ASUS EZ Flash 2 feature allows you to update the BIOS without using an OS-based utility.Before

ASUS H81T2-3Recovering the BIOSTo recover the BIOS:1. Turn on the system.2. Insert the support DVD to the optical drive or the USB ash drive that c

2-4Chapter 2: Getting startedBooting the system to a DOS environment1. Insert the DOS-bootable USB ash drive with the latest BIOS le and BIOS Updat

ASUS H81T2-53. Press <Tab> to switch between screen elds and use the <Up/Down/Home/End> keys to select the BIOS le and press <Enter&

2-6Chapter 2: Getting started• The BIOS setup screens shown in this section are for reference purposes only, and may not exactly match what you see o

ASUS H81T2-7• The boot device options vary depending on the devices you installed to the system.• The Boot Menu (F8) button is available only when t

2-8Chapter 2: Getting startedNavigation keysGeneral helpMenu barSubmenu itemConguration eldsMenu itemsBack buttonPop-up windowScroll barMenu itemsTh

ASUS H81T2-9Pop-up windowSelect a menu item and press <Enter> to display a pop-up window with the conguration options for that item.Scroll barA

2-10Chapter 2: Getting started2.4 Main menuThe Main menu screen appears when you enter the Advanced Mode of the BIOS Setup program. The Main menu pro

ASUS H81T2-11• If you have forgotten your BIOS password, erase the CMOS Real Time Clock (RTC) RAM to clear the BIOS password. See section 1.6 Jumpers

ivSafety informationElectrical safetyTo prevent electrical shock hazard, disconnect the power cable from the electrical outlet before relocating the s

2-12Chapter 2: Getting started2.5 Ai Tweaker menuThe Ai Tweaker menu items allow you to congure overclocking-related items.Be cautious when changing

ASUS H81T2-13Scroll down to display the following items:Target CPU Turbo-Mode Speed : xxxxMHzDisplays the target CPU Turbo-Mode speed.Target DRAM Spee

2-14Chapter 2: Getting started2.5.2 Min CPU Cache Ratio [Auto]Allows you to set the minimum CPU Cache Ratio.2.5.3 Max CPU Cache Ratio [Auto]Allows y

ASUS H81T2-152.5.9 DRAM Timing ControlThe subitems in this menu allow you to set the DRAM timing control features. Use the <+> and <-> ke

2-16Chapter 2: Getting startedRTL IOL controlDRAM RTL initial Value [Auto]Conguration options: [Auto] [1 DRAM Clock] – [63 DRAM Clock]DRAM RTL (CHA)

ASUS H81T2-17MISCMRC Fast Boot [Enabled]Allows you to enable or disable the MRC fast boot.[Enabled] Enables the MRC fast boot.[Disable] Disables the

2-18Chapter 2: Getting startedShort Duration Package Power Limit [Auto]Allows you to limit the turbo ratio’s long duration power.Use the <+> and

ASUS H81T2-19CPU Internal Power Saving ControlPower Saving Level 1 Threshhold [Auto]Allows you to set the power saving level 1 threshhold. Use the <

2-20Chapter 2: Getting startedOffset Mode Sign [+]This item appears only when you set the CPU Cache Voltage to [Offset Mode] or [Adaptive Mode] and al

ASUS H81T2-212.5.15 CPU Analog I/O Voltage Offset Mode Sign [+]This item allows you to set the CPU analog I/O voltage offset mode sign. Conguration

vWhere to nd more informationRefer to the following sources for additional information and for product and software updates.1. ASUS websitesThe ASUS

2-22Chapter 2: Getting started2.6 Advanced menuThe Advanced menu items allow you to change the settings for the CPU and other system devices.Be cauti

ASUS H81T2-23Active Processor Cores [All]Allows you to choose the number of CPU cores to activate in each processor package.Conguration options: [All

2-24Chapter 2: Getting startedCPU C states [Auto][Auto] Automatic conguration.[Enabled] Enables the CPU C states.[Disabled] Disables the CPU C sta

ASUS H81T2-25Intel® Rapid Start TechnologyIntel® Rapid Start Technology [Disabled]Allows you to enable or disable Intel® Rapid Start Technology. Cong

2-26Chapter 2: Getting started[AHCI] Set to [AHCI] when you want the SATA hard disk drives to use the AHCI (Advanced Host Controller Interface). The

ASUS H81T2-27LVDS ConfigurationAll-in-One Chassis [None]Select All-in-One Chassis if applicable.EDID Data Source [Pre-Dened]Conguration options: [Pr

2-28Chapter 2: Getting startedLVDS Spread Spectrum Control [+/- 0.5% Center Spread] Adjusts LVDS spread spectrum clocking.Conguration options: [Disab

ASUS H81T2-29USB Single Port ControlUSB3_1~2 [Enabled] Allows you to enable or disable an individual USB port. Refer to the section 1.2.3 Motherboard

2-30Chapter 2: Getting startedChange Settings [IO=3F8h; IRQ=4]This item appears only when you set the Serial Port to [Enabled] and allows you to selec

ASUS H81T2-312.7 Monitor menuThe Monitor menu displays the system temperature/power status, and allows you to change the fan settings.2.7.1 CPU Temp

viH81T specications summary(continued on the next page)CPU LGA1150 socket for Intel® 4th Generation Core™ i7 / i5 / i3, Pentium®, and Celeron® proces

2-32Chapter 2: Getting started2.7.4 CPU Q-Fan Control [Enabled][Disabled] Disables the CPU Q-Fan control feature.[Enabled] Enables the CPU Q-Fan co

ASUS H81T2-332.7.5 Chassis Q-Fan Control [Auto][Disabled] Disables the Chassis Q-Fan control feature.[Auto] Enables the Chassis Q-Fan control featu

2-34Chapter 2: Getting started2.8 Boot menuThe Boot menu items allow you to change the system boot options.Scroll down to display the following items

ASUS H81T2-35[Full Initialization] All USB devices will be available during POST. This process will extend the POST time.[Partial Initialization]

2-36Chapter 2: Getting started2.8.6 Interrupt 19 Capture [Disabled][Enabled] Allows the option ROMs to trap Interrupt 19.[Disabled] Disables this f

ASUS H81T2-37OS Type [Windows UE...]Allows you to select your installed operating system. [Windows UEFI mode] Executes the Microsoft® Secure Boot ch

2-38Chapter 2: Getting startedKey-exchange Key (KEK) refers to Microsoft® Secure Boot Key-Enrollment Key (KEK).Delete the KEKAllows you to delete the

ASUS H81T2-392.8.10 Boot Option PrioritiesThese items specify the boot device priority sequence from the available devices. The number of device item

2-40Chapter 2: Getting started2.9 Tools menuThe Tools menu items allow you to congure options for special functions. Select an item then press <E

ASUS H81T2-412.10 Exit menuThe Exit menu items allow you to load the optimal default values for the BIOS items, and save or discard your changes to t

viiH81T specications summaryStorage Intel® H81 Express Chipset: - 1 x Serial ATA 6.0 Gb/s connector - 1 x Serial ATA 3.0 Gb/s connector - 1 x mSAT

H81TA-1AppendicesNoticesFederal Communications Commission StatementThis device complies with Part 15 of the FCC Rules. Operation is subject to the fol

A-2AppendicesREACHComplying with the REACH (Registration, Evaluation, Authorisation, and Restriction of Chemicals) regulatory framework, we published

H81TA-3ASUS contact informationASUSTeK COMPUTER INC.Address 15 Li-Te Road, Peitou, Taipei, Taiwan 11259Telephone +886-2-2894-3447Fax +886-

A-4AppendicesEC Declaration of Conformity We, the undersigned, Manufacturer: ASUSTeK COMPUTER INC. Address, City: 4F, No. 150, LI-TE Rd., PEITOU, TAIP

viiiH81T specications summaryInternal connectors 2 x USB 2.0 2-port connectors support additional 4 USB 2.0 ports1 x USB 2.0 1-port connectors suppor

ASUS H81T1-1Product introduction11.1 Before you proceedTake note of the following precautions before you install motherboard components or change any