Intel DG41TX Socket LGA775 mATX User Manuals

Table of Contents

• Intel® Desktop Board DG41TX Technical Product Specification

  1
• Revision History

  2
• Preface

  3
  • Intended Audience

    3
  • What This Document Contains

    3
  • Typographical Conventions

    3
• Contents

  5
• 1 Product Description

  9
  • 1.1 Overview

    9
    • 1.1.1 Feature Summary

      9
    • 1.1.2 Board Layout

      11
    • 1.1.3 Block Diagram

      13
  • 1.2 Legacy Considerations

    14
  • 1.3 Online Support

    14
  • 1.4 Processor

    14
  • 1.5 System Memory

    15
    • 1.5.1 Memory Configurations

      16
  • 1.6 Intel® G41 Express Chipset**

    18
    • 1.6.1 Intel® G41 Graphics Subsystem

      18
    • 1.6.2 USB

      20
    • 1.6.3 Serial ATA Interfaces

      21
  • 1.7 Parallel ATA IDE Controller

    22
  • 1.8 Real-Time Clock Subsystem

    23
  • 1.9 Legacy I/O Controller

    23
    • 1.9.1 Serial Port Interface

      23
    • 1.9.2 PS/2 Interfaces

      24
  • 1.10 Audio Subsystem

    24
    • 1.10.1 Audio Subsystem Software

      25
    • 1.10.2 Audio Connectors and Headers

      25
  • 1.11 LAN Subsystem

    26
    • 1.11.1 LAN Subsystem Software

      26
    • 1.11.2 RJ-45 LAN Connector with Integrated LEDs

      27
  • 1.12 Hardware Management Subsystem

    28
    • 1.12.1 Hardware Monitoring and Fan Control

      28
    • 1.12.2 Fan Monitoring

      28
    • 1.12.3 Chassis Intrusion Detection

      28
    • 1.12.4 Thermal Monitoring

      29
  • 1.13 Power Management

    30
    • 1.13.1 ACPI

      30
    • 1.13.2 Hardware Support

      33
    • 1.13.3 ENERGY STAR*, e-Standby, and EuP Compliance

      37
• 2 Technical Reference

  39
  • 2.1 Memory Map

    39
    • 2.1.1 Addressable Memory

      39
  • 2.2 Connectors and Headers

    42
    • 2.2.1 Back Panel Connectors

      43
    • 2.2.2 Component-side Connectors and Headers

      44
  • 2.3 Jumper Block

    53
  • 2.4 Mechanical Considerations

    55
    • 2.4.1 Form Factor

      55
  • 2.5 Electrical Considerations

    56
    • 2.5.1 Power Supply Considerations

      56
    • 2.5.2 Fan Header Current Capability

      57
    • 2.5.3 Add-in Board Considerations

      57
  • 2.6 Thermal Considerations

    57
  • 2.7 Reliability

    59
  • 2.8 Environmental

    60
• 3 Overview of BIOS Features

  61
  • 3.1 Introduction

    61
  • 3.2 BIOS Flash Memory Organization

    62
  • 3.3 Resource Configuration

    62
    • 3.3.1 PCI Autoconfiguration

      62
    • 3.3.2 PCI IDE Support

      63
  • 3.4 System Management BIOS (SMBIOS)

    63
  • 3.5 Legacy USB Support

    64
  • 3.6 BIOS Updates

    65
    • 3.6.1 Language Support

      65
    • 3.6.2 Custom Splash Screen

      66
  • 3.7 BIOS Recovery

    66
  • 3.8 Boot Options

    67
    • 3.8.1 Optical Drive Boot

      67
    • 3.8.2 Network Boot

      67
    • 3.8.3 Booting Without Attached Devices

      67
    • 3.8.4 Changing the Default Boot Device During POST

      67
  • 3.9 Adjusting Boot Speed

    68
    • 3.9.1 Peripheral Selection and Configuration

      68
    • 3.9.2 BIOS Boot Optimizations

      68
  • 3.10 BIOS Security Features

    69
• 4 Error Messages and Beep Codes

  71
  • 4.1 Speaker

    71
  • 4.2 BIOS Beep Codes

    71
  • 4.3 Front-panel Power LED Blink Codes

    72
  • 4.4 BIOS Error Messages

    72
  • 4.5 Port 80h POST Codes

    73
• 5 Regulatory Compliance and Battery Disposal Information

  79
  • 5.1 Regulatory Compliance

    79
    • 5.1.1 Safety Standards

      79
    • 5.1.2 European Union Declaration of Conformity Statement

      80
    • 5.1.3 Product Ecology Statements

      81
    • 5.1.4 EMC Regulations

      85
    • 5.1.5 Product Certification Markings (Board Level)

      86
  • 5.2 Battery Disposal Information

    87