Intel Desktop Board D925XHY User Manuals

Table of Contents

• Intel® Desktop Board D925XHY Technical Product Specification

  1
• Revision History / Disclaimer

  2
• Preface

  3
  • Intended Audience

    3
  • What This Document Contains

    3
  • Typographical Conventions

    3
  • Other Common Notation

    4
• Contents

  5
• 1 Product Description

  9
  • 1.1 Overview

    10
    • 1.1.1 Feature Summary

      10
    • 1.1.2 Board Layout

      12
    • 1.1.3 Block Diagram

      14
  • 1.2 Online Support

    15
  • 1.3 Processor

    15
  • 1.4 System Memory

    16
    • 1.4.1 Memory Configurations

      17
  • 1.5 Intel® 925X Chipset

    21
    • 1.5.1 USB

      21
    • 1.5.2 IDE Support

      21
    • 1.5.3 Real-Time Clock, CMOS SRAM, and Battery

      24
  • 1.6 PCI Express* Connectors

    28
  • 1.7 Legacy I/O Controller

    28
    • 1.7.1 Serial Port

      28
    • 1.7.2 Parallel Port

      29
    • 1.7.3 Diskette Drive Controller

      29
    • 1.7.4 Keyboard and Mouse Interface

      29
  • 1.8 Audio Subsystem

    30
    • 1.8.1 Audio Subsystem Software

      30
    • 1.8.2 Audio Connectors

      30
    • 1.8.3 8-Channel (7.1) Audio Subsystem

      30
  • 1.9 LAN Subsystem

    32
    • 1.9.1 Marvell* Yukon* 88E8036 PCI Express 10/100 Ethernet Controller

      32
    • 1.9.2 RJ-45 LAN Connector with Integrated LEDs

      32
    • 1.9.3 LAN Subsystem Software

      32
  • 1.10 Hardware Management Subsystem

    33
    • 1.10.1 Hardware Monitoring and Fan Control ASIC

      33
    • 1.10.2 Thermal Monitoring

      34
    • 1.10.3 Fan Monitoring

      35
    • 1.10.4 Chassis Intrusion and Detection

      35
  • 1.11 Power Management

    35
    • 1.11.1 ACPI

      36
    • 1.11.2 Hardware Support

      38
• 2 Technical Reference

  43
  • 2.1 Introduction

    43
  • 2.2 Memory Resources

    43
    • 2.2.1 Addressable Memory

      43
    • 2.2.2 Memory Map

      45
  • 2.3 DMA Channels

    45
  • 2.4 Fixed I/O Map

    46
  • 2.5 PCI Configuration Space Map

    47
  • 2.6 Interrupts

    48
  • 2.7 PCI Conventional Interrupt Routing Map

    49
  • 2.8 Connectors

    50
    • 2.8.1 Back Panel Connectors

      50
    • 2.8.2 Component-side Connectors

      52
  • 2.9 Jumper Block

    61
  • 2.10 Mechanical Considerations

    62
    • 2.10.1 Form Factor

      62
    • 2.10.2 I/O Shield

      63
  • 2.11 Electrical Considerations

    64
    • 2.11.1 DC Loading

      64
    • 2.11.2 Add-in Board Considerations

      64
    • 2.11.3 Fan Connector Current Capability

      65
    • 2.11.4 Power Supply Considerations

      65
  • 2.12 Thermal Considerations

    66
  • 2.13 Reliability

    68
  • 2.14 Environmental

    69
  • 2.15 Regulatory Compliance

    70
    • 2.15.1 Safety Regulations

      70
    • 2.15.2 European Union Declaration of Conformity Statement

      70
    • 2.15.3 Product Ecology Statements

      72
    • 2.15.4 EMC Regulations

      74
    • 2.15.5 Product Certification Markings (Board Level)

      76
• 3 Overview of BIOS Features

  77
  • 3.1 Introduction

    77
  • 3.2 BIOS Flash Memory Organization

    78
  • 3.3 Resource Configuration

    78
    • 3.3.1 PCI Autoconfiguration

      78
    • 3.3.2 PCI IDE Support

      78
  • 3.4 System Management BIOS (SMBIOS)

    79
  • 3.5 Legacy USB Support

    79
  • 3.6 BIOS Updates

    80
    • 3.6.1 Language Support

      80
    • 3.6.2 Custom Splash Screen

      80
  • 3.7 Boot Options

    81
    • 3.7.1 CD-ROM Boot

      81
    • 3.7.2 Network Boot

      81
    • 3.7.3 Booting Without Attached Devices

      81
    • 3.7.4 Changing the Default Boot Device During POST

      81
  • 3.8 Fast Booting Systems with Intel® Rapid BIOS Boot

    82
    • 3.8.1 Peripheral Selection and Configuration

      82
    • 3.8.2 Intel Rapid BIOS Boot

      82
  • 3.9 BIOS Security Features

    83
• 4 Error Messages and Beep Codes

  85
  • 4.1 BIOS Error Messages

    85
  • 4.2 Port 80h POST Codes

    87
  • 4.3 Bus Initialization Checkpoints

    91
  • 4.4 Speaker

    92
  • 4.5 BIOS Beep Codes

    92