Intel D915GAVL User Manuals

Table of Contents

• Intel® Desktop Boards D915GAV/D915GAG Technical Product Specification

  1
• Revision History

  2
• Preface

  3
  • Intended Audience

    3
  • What This Document Contains

    3
  • Typographical Conventions

    3
  • Other Common Notations

    4
• Contents

  5
• 1 Product Description

  11
  • 1.1 PCI Bus Terminology Change

    11
  • 1.2 Board Differences

    11
  • 1.3 Overview

    12
    • 1.3.1 Feature Summary

      12
    • 1.3.2 Manufacturing Options

      13
    • 1.3.3 Board Layouts

      14
    • 1.3.4 Block Diagram

      18
  • 1.4 Online Support

    19
  • 1.5 Processor

    19
  • 1.6 System Memory

    20
    • 1.6.1 Memory Configurations

      22
  • 1.7 Intel® 915G Chipset

    26
    • 1.7.1 Intel 915G Graphics Subsystem

      26
    • 1.7.2 USB

      28
    • 1.7.3 IDE Support

      28
    • 1.7.4 Real-Time Clock, CMOS SRAM, and Battery

      30
  • 1.8 PCI Express Connectors

    30
  • 1.9 I/O Controller

    31
    • 1.9.1 Serial Ports

      31
    • 1.9.2 Parallel Port

      31
    • 1.9.3 Diskette Drive Controller

      32
    • 1.9.4 Keyboard and Mouse Interface

      32
  • 1.10 Audio Subsystem

    32
    • 1.10.1 Audio Subsystem Software

      33
    • 1.10.2 Audio Connectors

      33
    • 1.10.3 Intel High Definition Audio Subsystem

      34
  • 1.11 LAN Subsystem

    35
    • 1.11.1 10/100 Mbits/sec LAN Subsystem

      35
    • 1.11.2 Gigabit LAN Subsystem

      36
    • 1.11.3 Alert Standard Format (ASF) Support

      37
    • 1.11.4 LAN Subsystem Software

      38
  • 1.12 Hardware Management Subsystem

    38
    • 1.12.1 Hardware Monitoring and Fan Control ASIC

      38
    • 1.12.2 Thermal Monitoring

      39
    • 1.12.3 Fan Monitoring

      41
    • 1.12.4 Chassis Intrusion and Detection

      41
  • 1.13 Power Management

    41
    • 1.13.1 ACPI

      41
    • 1.13.2 Hardware Support

      44
  • 1.14 Trusted Platform Module (Optional)

    48
    • 1.14.1 System Requirements

      48
    • 1.14.2 Warning of Potential Data Loss

      48
    • 1.14.3 Security Precautions

      49
    • 1.14.4 Trusted Platform Module Ownership

      50
    • 1.14.5 Enabling the Trusted Platform Module

      51
    • 1.14.6 Assuming Trusted Platform Module Ownership

      51
    • 1.14.7 Recovery Procedures

      52
    • 1.14.8 Clearing Trusted Platform Module Ownership

      53
    • 1.14.9 Software Support

      54
• 2 Technical Reference

  55
  • 2.1 Introduction

    55
  • 2.2 Memory Resources

    55
    • 2.2.1 Addressable Memory

      55
    • 2.2.2 Memory Map

      57
  • 2.3 DMA Channels

    57
  • 2.4 Fixed I/O Map

    58
  • 2.5 PCI Configuration Space Map

    59
  • 2.6 Interrupts

    60
  • 2.7 PCI Conventional Interrupt Routing Map

    61
  • 2.8 Connectors

    63
    • 2.8.1 Back Panel Connectors

      64
    • 2.8.2 Component-side Connectors

      66
  • 2.9 Jumper Block

    77
  • 2.10 Mechanical Considerations

    78
    • 2.10.1 D915GAV Board Form Factor

      78
    • 2.10.2 D915GAG Board Form Factor

      79
    • 2.10.3 I/O Shield

      80
  • 2.11 Electrical Considerations

    81
    • 2.11.1 DC Loading

      81
    • 2.11.2 Add-in Board Considerations

      81
    • 2.11.3 Fan Connector Current Capability

      82
    • 2.11.4 Power Supply Considerations

      82
  • 2.12 Thermal Considerations

    83
  • 2.13 Reliability

    85
  • 2.14 Environmental

    86
  • 2.15 Regulatory Compliance

    87
    • 2.15.1 Safety Regulations

      87
    • 2.15.2 EMC Regulations

      87
    • 2.15.3 European Union Declaration of Conformity Statement

      88
    • 2.15.4 Product Ecology Statements

      89
    • 2.15.5 Product Certification Markings (Board Level)

      90
• 3 Overview of BIOS Features

  91
  • 3.1 Introduction

    91
  • 3.2 BIOS Flash Memory Organization

    92
  • 3.3 Resource Configuration

    92
    • 3.3.1 PCI Autoconfiguration

      92
    • 3.3.2 PCI IDE Support

      92
  • 3.4 System Management BIOS (SMBIOS)

    93
  • 3.5 Legacy USB Support

    93
  • 3.6 BIOS Updates

    94
    • 3.6.1 Language Support

      94
    • 3.6.2 Custom Splash Screen

      94
  • 3.7 Boot Options

    95
    • 3.7.1 CD-ROM Boot

      95
    • 3.7.2 Network Boot

      95
    • 3.7.3 Booting Without Attached Devices

      95
    • 3.7.4 Changing the Default Boot Device During POST

      95
  • 3.8 Fast Booting Systems with Intel Rapid BIOS Boot

    96
    • 3.8.1 Peripheral Selection and Configuration

      96
    • 3.8.2 Intel Rapid BIOS Boot

      96
  • 3.9 BIOS Security Features

    97
• 4 Error Messages and Beep Codes

  99
  • 4.1 BIOS Error Messages

    99
  • 4.2 Port 80h POST Codes

    101
  • 4.3 Bus Initialization Checkpoints

    105
  • 4.4 Speaker

    106
  • 4.5 BIOS Beep Codes

    106