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Asus H81M-CT User Manual

Asus H81M-CT
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iii
Contents
Safety information ...................................................................................... iv
About this guide ......................................................................................... iv
Package contents ....................................................................................... vi
H81M-CT 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) ................................................... 1-3
1.4 System memory ........................................................................... 1-7
1.5 Expansion slots ............................................................................ 1-9
1.6 Jumpers ...................................................................................... 1-11
1.7 Connectors ................................................................................. 1-12
1.8 Onboard LEDs ............................................................................ 1-19
1.9 Software support ........................................................................ 1-20
Chapter 2: BIOS information
2.1 Managing and updating your BIOS ............................................ 2-1
2.2 BIOS setup program .................................................................... 2-6
2.3 My Favorites ................................................................................. 2-9
2.4 Main menu .................................................................................. 2-10
2.5 Ai Tweaker menu ........................................................................ 2-12
2.6 Advanced menu ......................................................................... 2-13
2.7 Monitor menu ............................................................................. 2-22
2.8 Boot menu .................................................................................. 2-23
2.9 Tools menu ................................................................................. 2-27
2.10 Exit menu .................................................................................... 2-29
Appendices
Notices .......................................................................................................A-1
ASUS contact information .......................................................................A-4

Table of Contents

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Asus H81M-CT Specifications

General IconGeneral
Form FactorMicro ATX
ChipsetIntel H81
SocketLGA 1150
Memory Slots2
Maximum Memory16GB
Memory TypeDDR3
PCIe x16 Slots1
PCIe x1 Slots2
AudioRealtek ALC887 8-Channel High Definition Audio CODEC
USB Ports2 x USB 3.0, 8 x USB 2.0
LANRealtek 8111G
Video OutputsVGA, DVI

Summary

Safety and Guide Information

Electrical and Operation Safety

Precautions for safe handling, installation, and operation of motherboard components.

About this guide

Explains the manual's structure and purpose.

Information Resources and Conventions

Finding More Information

Lists sources for additional product and software updates.

Guide Conventions and Typography

Explains symbols and text formatting used in the manual.

Package Contents and Specifications

Package Contents

Lists items included in the motherboard package.

H81M-CT Specifications Summary

Overview of motherboard hardware specifications.

Chapter 1: Product Introduction

Before You Proceed

Precautions before installing components or changing settings.

Motherboard Overview

Study chassis configuration and layout for proper installation.

Layout Contents

Lists connectors, jumpers, slots, and LEDs on the motherboard.

Central Processing Unit (CPU)

Details the LGA1150 socket and compatible Intel processors.

Installing the CPU

Step-by-step guide for installing the CPU into the socket.

CPU Heatsink and Fan Assembly Installation

Instructions for installing the CPU heatsink and fan assembly.

System Memory

Information on DDR3 DIMM sockets and memory configurations.

DIMM Installation and Removal

Guides for installing and removing RAM modules.

Expansion Slots

Describes expansion slots and cards they support.

Jumpers

Explains the function and usage of jumpers, like Clear CMOS.

Rear Panel Connectors

Details rear panel connectors and their functions.

Internal Connectors

Details various internal connectors on the motherboard.

ATX Power Connectors

Explains ATX power supply connection requirements.

Front Panel Audio and SATA Connectors

Connects audio modules and SATA hard disk drives.

SATA and Fan Connectors

Connects SATA drives and CPU/chassis fans.

USB Connectors

Connects USB modules for USB 2.0 and 3.0 ports.

System Panel Connectors and Onboard LEDs

Connects chassis functions and describes onboard LEDs.

Software Support

Information on OS installation and support DVD.

Chapter 2: BIOS Information

Managing and Updating Your BIOS

Save BIOS to USB for restore; use ASUS Update utility.

EZ Update Utility

Utility to update motherboard software, drivers, and BIOS.

ASUS EZ Flash 2

Update BIOS without OS using USB flash drive.

BIOS Recovery and Update Utilities

ASUS CrashFree BIOS 3 and BIOS Updater for DOS.

Booting to DOS for BIOS Updates

Steps to boot from DOS for BIOS updates.

BIOS Setup Program

Use BIOS setup to update BIOS or configure parameters.

Advanced Mode Overview

Provides advanced options for experienced users to configure BIOS.

Advanced Mode Interface Elements

Explains navigation, fields, and buttons in Advanced Mode.

My Favorites

Personal space to save and access favorite BIOS items.

Main Menu Overview

System info, date, time, language, and security settings.

BIOS Password Management

Set, change, or clear BIOS administrator and user passwords.

Ai Tweaker Menu

Configure overclocking-related items.

Advanced Menu

Change settings for CPU and other system devices.

CPU Configuration

Shows CPU-related info detected by BIOS.

PCH Configuration

Configure PCI Express, DMI, and Rapid Start Technology.

SATA Configuration

Configure SATA devices, mode selection, and LPM.

System Agent Configuration

Configure CPU audio, graphics, and DMI settings.

NB PCIe and Memory Configuration

Configure PCI Express and memory settings.

USB Configuration

Configure USB features like legacy support and xHCI mode.

Platform Misc and Onboard Devices Configuration

Configure platform miscellaneous and onboard devices.

Serial and Parallel Port Configuration

Configure serial and parallel port settings.

APM and Network Stack Configuration

Configure AC power loss, network stack, and PXE support.

Monitor Menu

Displays CPU/system temperature, voltage, and fan speeds.

Boot Menu

Change system boot options.

Boot Configuration Options

Configure boot logo, POST delay, NumLock, ROM messages.

CSM and Secure Boot

Configure CSM, boot filters, and Secure Boot settings.

Tools Menu

Configure options for special functions.

BIOS Utilities

ASUS EZ Flash 2, O.C. Profile, and SPD Information.

Exit Menu Options

Load defaults, save/discard changes, access EZ Mode.

Appendices

Regulatory Notices

FCC, Canadian, Japanese, Korean compliance statements.

Environmental and Recycling Information

REACH compliance, waste disposal, and recycling services.

Google License Terms

License terms for Google software.

ASUS Contact Information

ASUSTeK Computer Inc.

Contact details for ASUSTeK Computer Inc.

Technical Support Contacts

Contact information for technical support.

Declarations of Conformity

FCC Declaration of Conformity

FCC compliance declaration for the product.

EC Declaration of Conformity

EC conformity declaration for the product.

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