Document Outline

• Intel® Desktop Boards D915GAV/D915GAG Technical Product Specification
• Revision History
• Preface
  • Intended Audience
  • What This Document Contains
  • Typographical Conventions
  • Other Common Notations
• Contents
• 1 Product Description
  • 1.1 PCI Bus Terminology Change
  • 1.2 Board Differences
  • 1.3 Overview
    • 1.3.1 Feature Summary
    • 1.3.2 Manufacturing Options
    • 1.3.3 Board Layouts
    • 1.3.4 Block Diagram
  • 1.4 Online Support
  • 1.5 Processor
  • 1.6 System Memory
    • 1.6.1 Memory Configurations
  • 1.7 Intel® 915G Chipset
    • 1.7.1 Intel 915G Graphics Subsystem
    • 1.7.2 USB
    • 1.7.3 IDE Support
    • 1.7.4 Real-Time Clock, CMOS SRAM, and Battery
  • 1.8 PCI Express Connectors
  • 1.9 I/O Controller
    • 1.9.1 Serial Ports
    • 1.9.2 Parallel Port
    • 1.9.3 Diskette Drive Controller
    • 1.9.4 Keyboard and Mouse Interface
  • 1.10 Audio Subsystem
    • 1.10.1 Audio Subsystem Software
    • 1.10.2 Audio Connectors
    • 1.10.3 Intel High Definition Audio Subsystem
  • 1.11 LAN Subsystem
    • 1.11.1 10/100 Mbits/sec LAN Subsystem
    • 1.11.2 Gigabit LAN Subsystem
    • 1.11.3 Alert Standard Format (ASF) Support
    • 1.11.4 LAN Subsystem Software
  • 1.12 Hardware Management Subsystem
    • 1.12.1 Hardware Monitoring and Fan Control ASIC
    • 1.12.2 Thermal Monitoring
    • 1.12.3 Fan Monitoring
    • 1.12.4 Chassis Intrusion and Detection
  • 1.13 Power Management
    • 1.13.1 ACPI
    • 1.13.2 Hardware Support
  • 1.14 Trusted Platform Module (Optional)
    • 1.14.1 System Requirements
    • 1.14.2 Warning of Potential Data Loss
    • 1.14.3 Security Precautions
    • 1.14.4 Trusted Platform Module Ownership
    • 1.14.5 Enabling the Trusted Platform Module
    • 1.14.6 Assuming Trusted Platform Module Ownership
    • 1.14.7 Recovery Procedures
    • 1.14.8 Clearing Trusted Platform Module Ownership
    • 1.14.9 Software Support
• 2 Technical Reference
  • 2.1 Introduction
  • 2.2 Memory Resources
    • 2.2.1 Addressable Memory
    • 2.2.2 Memory Map
  • 2.3 DMA Channels
  • 2.4 Fixed I/O Map
  • 2.5 PCI Configuration Space Map
  • 2.6 Interrupts
  • 2.7 PCI Conventional Interrupt Routing Map
  • 2.8 Connectors
    • 2.8.1 Back Panel Connectors
    • 2.8.2 Component-side Connectors
  • 2.9 Jumper Block
  • 2.10 Mechanical Considerations
    • 2.10.1 D915GAV Board Form Factor
    • 2.10.2 D915GAG Board Form Factor
    • 2.10.3 I/O Shield
  • 2.11 Electrical Considerations
    • 2.11.1 DC Loading
    • 2.11.2 Add-in Board Considerations
    • 2.11.3 Fan Connector Current Capability
    • 2.11.4 Power Supply Considerations
  • 2.12 Thermal Considerations
  • 2.13 Reliability
  • 2.14 Environmental
  • 2.15 Regulatory Compliance
    • 2.15.1 Safety Regulations
    • 2.15.2 EMC Regulations
    • 2.15.3 European Union Declaration of Conformity Statement
    • 2.15.4 Product Ecology Statements
    • 2.15.5 Product Certification Markings (Board Level)
• 3 Overview of BIOS Features
  • 3.1 Introduction
  • 3.2 BIOS Flash Memory Organization
  • 3.3 Resource Configuration
    • 3.3.1 PCI Autoconfiguration
    • 3.3.2 PCI IDE Support
  • 3.4 System Management BIOS (SMBIOS)
  • 3.5 Legacy USB Support
  • 3.6 BIOS Updates
    • 3.6.1 Language Support
    • 3.6.2 Custom Splash Screen
  • 3.7 Boot Options
    • 3.7.1 CD-ROM Boot
    • 3.7.2 Network Boot
    • 3.7.3 Booting Without Attached Devices
    • 3.7.4 Changing the Default Boot Device During POST
  • 3.8 Fast Booting Systems with Intel Rapid BIOS Boot
    • 3.8.1 Peripheral Selection and Configuration
    • 3.8.2 Intel Rapid BIOS Boot
  • 3.9 BIOS Security Features
• 4 Error Messages and Beep Codes
  • 4.1 BIOS Error Messages
  • 4.2 Port 80h POST Codes
  • 4.3 Bus Initialization Checkpoints
  • 4.4 Speaker
  • 4.5 BIOS Beep Codes