ECS A790GXM-A

Preface
Preface
Copyright
This publication, including all photographs, illustrations and software, is protected
under international copyright laws, with all rights reserved. Neither this manual, nor
any of the material contained herein, may be reproduced without written consent of
the author.
Version 2.0
Disclaimer
The information in this document is subject to change without notice. The manufac-
turer makes no representations or warranties with respect to the contents hereof and
specifically disclaims any implied warranties of merchantability or fitness for any
particular purpose. The manufacturer reserves the right to revise this publication and
to make changes from time to time in the content hereof without obligation of the
manufacturer to notify any person of such revision or changes.
Federal Communications Commission (FCC)
This equipment has been tested and found to comply with the limits for a Class B
digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to
provide reasonable protection against harmful interference in a residential installa-
tion. This equipment generates, uses, and can radiate radio frequency energy and, if
not installed and used in accordance with the instructions, may cause harmful inter-
ference to radio communications. However, there is no guarantee that interference
will not occur in a particular installation. If this equipment does cause harmful
interference to radio or television reception, which can be determined by turning the
equipment off and on, the user is encouraged to try to correct the interference by one
or more of the following measures:
• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and the receiver.
• Connect the equipment onto an outlet on a circuit different from that to
which the receiver is connected.
• Consult the dealer or an experienced radio/TV technician for help.
Shielded interconnect cables and a shielded AC power cable must be employed with
this equipment to ensure compliance with the pertinent RF emission limits govern-
ing this device. Changes or modifications not expressly approved by the system’s
manufacturer could void the user’s authority to operate the equipment.
Trademark Recognition
Microsoft, MS-DOS and Windows are registered trademarks of Microsoft Corp.
AMD, Phenom, Athlon, Sempron and Duron are registered trademarks of AMD
Corporation.
Other product names used in this manual are the properties of their respective
owners and are acknowledged.

ECS A790GXM-A Specifications

General

Form Factor	ATX
Socket	AM2+
Memory Slots	4
Maximum Memory	16GB
Audio	Realtek ALC888 8-Channel HD Audio
Onboard Video	ATI Radeon HD 3300
LAN Chipset	Realtek RTL8111C
Max LAN Speed	10/100/1000 Mbps
IDE	1 x ATA133
Expansion Slots	2 x PCI
RAID Support	RAID 0, 1, 10
USB Ports	12 (6 on back panel, 6 via headers)

Summary

Introduction and Compliance Information

Copyright and Disclaimer

Legal notices and disclaimers regarding the manual's content.

Federal Communications Commission (FCC)

FCC compliance statement for the digital device.

Declaration of Conformity

Statement of compliance with relevant regulations.

Chapter 1: Introducing the Motherboard

Motherboard Overview

General introduction to the motherboard's features and capabilities.

Key Components and Features

Detailed description of processor, chipset, and other significant features.

Expansion Slots and Connectors

Information on available expansion slots and board connectors.

Chapter 2: Installing the Motherboard

Safety Precautions for Installation

Crucial safety guidelines for handling and installing components.

Physical Installation Steps

Procedures for installing the motherboard and related hardware.

Jumper Settings and Configuration

Guide to setting jumpers for system configuration.

Connecting Internal and External Devices

How to connect storage, I/O, and case components.

Chapter 3: Using BIOS Setup

Accessing and Navigating BIOS

Steps to enter and navigate the BIOS setup utility.

CMOS Settings and Defaults

Managing CMOS settings, including resetting to defaults.

System Configuration Options

Detailed explanation of standard and advanced CMOS setup options.

Updating the BIOS

Instructions for downloading and installing BIOS updates.

Chapter 4: Motherboard Software

Software Installation Guide

Instructions for installing drivers and utilities from the support disk.

HDMI Audio Setup

Procedure for configuring HDMI audio output settings.

Chapter 5: Graphics Technology Support

ATI CrossFireX Technology

Installation and configuration of multi-GPU setups.

Hybrid Graphics Technology

Enabling and using Hybrid Graphics for enhanced performance.

Chapter 6: AMD RAID Configuration

BIOS RAID Setup

Initial BIOS configuration steps for RAID arrays.

Configuring RAID Arrays

Detailed steps for setting up RAID arrays using AMD RAID BIOS.

Installing RAID Drivers

Procedures for installing AMD RAID drivers during OS installation.

Chapter 7: eJIFFY Setup

eJIFFY Installation and Activation

Steps for installing and enabling the eJIFFY fast boot utility.

Using eJIFFY Features

How to access and utilize eJIFFY's functions and interface.

Chapter 8: Troubleshooting

Startup Problem Diagnosis

Steps to resolve issues with PC startup during assembly and use.

Maintenance and System Care

Tips for maintaining the motherboard and system for longevity.

Troubleshooting Flowchart

A visual guide to diagnose and solve common PC problems.