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Asus H81M-A User Manual

Asus H81M-A
48 pages
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Motherboard
H81M-A
H81M-E

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Asus H81M-A Specifications

General IconGeneral
Non-ECCYes
Memory channelsDual-channel
Memory slots typeDIMM
Number of memory slots2
Supported memory typesDDR3-SDRAM
Maximum internal memory16 GB
Supported memory clock speeds1066, 1333, 1600 MHz
Processor socketLGA 1150 (Socket H3)
Processor manufacturerIntel
Compatible processor seriesIntel Celeron, Intel Pentium
Number of SATA connectors4
Number of EATX power connectors1
USB 3.2 Gen 1 (3.1 Gen 1) connectors0
USB 2.0 ports quantityUSB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
Audio chipRealtek ALC887
Component forPC
Power source typeATX
Motherboard chipsetIntel® H81
Audio output channels7.1 channels
Motherboard form factormicro ATX
Windows operating systems supportedWindows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows 8, Windows 8 Enterprise, Windows 8 Enterprise x64, Windows 8 Pro, Windows 8 Pro x64, Windows 8 x64
Supported storage drive interfacesSATA II, SATA III
Maximum resolution4096 x 2160 pixels
Maximum graphics card memory1024 MB
Parallel processing technology supportNot supported
Cables includedSATA
LAN controllerRealtek RTL8111G
Ethernet interface typeGigabit Ethernet
BIOS typeUEFI AMI
ACPI version2.0a
BIOS memory size64 Mbit
Weight and Dimensions IconWeight and Dimensions
Depth175 mm
Width226 mm

Summary

Safety Information

Electrical and Operation Safety

Covers electrical shock hazards and safe handling procedures for the motherboard and components.

About This Guide

Guide Organization

Explains the structure of the user guide and the topics covered in each chapter.

Finding More Information

Guide Conventions and Typography

Details symbols used in the manual and text formatting conventions for clarity.

Package Contents

H81M Series Specifications Summary

Product Introduction

Before You Proceed

Outlines essential precautions to take before installing components or changing settings.

Motherboard Overview and Layout

Describes the physical layout, installation guidelines, screw holes, and component placement for the motherboard.

Central Processing Unit (CPU)

CPU Installation and Heatsink Assembly

Step-by-step instructions for safely installing the CPU and its heatsink/fan assembly into the LGA1150 socket.

System Memory

Memory Installation and Removal

Details supported memory types, capacities, and best practices for installing and removing DIMMs.

Expansion Slots

Installing and Configuring Expansion Cards

Guides users through the process of installing, configuring, and understanding IRQ assignments for expansion cards.

Jumpers

Clear RTC RAM

Instructions for clearing the CMOS and RTC RAM using the 3-pin CLRTC jumper.

USB and Keyboard Wake-up

Keyboard & USB Device Wake-up

Configures system wake-up from S1/S3/S4 sleep modes using keyboard and USB devices.

USB Device Wake-up

Sets up the system wake-up function for USB devices from different sleep states.

Connectors

Rear Panel Connectors

Describes the external ports on the motherboard, including USB, audio, LAN, and video outputs.

Internal Connectors

Explains the internal headers and connectors for fans, power, USB, audio, and system panel.

Onboard LEDs

Standby Power LED

Details the standby power LED's indication of system power states (ON, sleep, soft-off).

Software Support

Operating System Installation

Lists supported operating systems and recommends best practices for installation.

Support DVD Usage

Explains how to use the included Support DVD to install drivers, software, and utilities.

BIOS Information

Managing and Updating BIOS

Covers updating the motherboard's BIOS using ASUS utilities like EZ Update and EZ Flash 2.

BIOS Setup Program

Details how to enter and navigate the BIOS setup utility for system configuration.

Main Menu Overview

Displays system information and allows basic configuration of date, time, language, and security.

Ai Tweaker Menu

Enables configuration of overclocking-related settings for performance tuning.

Advanced Menu

Provides detailed settings for CPU, PCH, SATA, System Agent, USB, and other system devices.

Monitor Menu

Displays system status like temperature, voltages, fan speeds, and allows fan control.

Boot Menu

Allows configuration of system boot options, including boot device priority and fast boot settings.

Tools Menu

Offers access to special functions like BIOS update utilities and O.C. profiles.

Exit Menu

Provides options to save or discard changes, load defaults, and exit the BIOS setup.

ASUS Contact Information

Declarations of Conformity

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