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Intel D850GB User Manual

Intel D850GB
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Intel
®
Desktop Board D850GB
Technical Product Specification
September 2000
Order Number A26080-001
The Intel
®
Desktop Board D850GB may contain design defects or errors known as errata that may cause the product to deviate from published specifications. Current characterized
errata are documented in the Intel Desktop Board D850GB Specification Update.

Table of Contents

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Intel D850GB Specifications

General IconGeneral
Form FactorATX
Socket TypeSocket 423
ChipsetIntel 850
Memory TypeRDRAM
Memory Slots4
Maximum Memory Supported2 GB
PCI Slots5
FDD Connector1
PS/22
AudioAC'97
Audio Ports3
AGP Slots1
IDE2

Summary

Revision History

First release of the Intel Desktop Board D850GB Technical Product Specification

Details the initial release of the technical product specification.

Preface

Intended Audience

Defines the target users for this technical product specification document.

Typographical Conventions

Explains the symbols and abbreviations used throughout the specification.

Notes, Cautions, and Warnings

Highlights important information, hardware damage risks, and personal injury warnings.

Other Common Notation

Signal and Data Notation

Defines common abbreviations and symbols used for signals and data values.

1 Product Description

1.1 Overview

Provides a general overview of the D850GB board and its features.

1.1.1 Feature Summary

Summarizes the major features of the D850GB board.

1.1.2 Manufacturing Options

Details the available manufacturing options for the D850GB board.

1.1.3 D850GB Board Layout

Shows the location of major components on the D850GB board.

1.1.4 Block Diagram

Illustrates the major functional areas and data flow of the D850GB board.

1.2 Online Support

Lists resources and websites for obtaining information about the D850GB board.

1.3 Design Specifications

Lists applicable specifications and their sources for the D850GB board.

1.4 Processor

Details processor support, including compatibility and cautions.

1.5 System Memory

Describes system memory features, including RDRAM and configurations.

1.6 Intel 850 Chipset

Explains the components of the Intel 850 chipset and their functions.

1.7 I/O Controller

Details the features of the SMSC LPC47M102 I/O controller.

1.8 Audio Subsystem (Optional)

Describes the audio subsystem features and interfaces.

1.9 LAN Subsystem

Explains the Network Interface Controller subsystem and its features.

1.10 CNR (Optional)

Details the CNR connector interface for audio, modem, USB, and LAN.

1.11 Hardware Management Subsystem

Covers fan control, monitoring, and hardware monitoring capabilities.

1.12 Power Management

Explains software and hardware support for power management features.

2 Technical Reference

2.1 Introduction

Introduces the technical reference sections and their content.

2.2 Memory Map

Provides a map of the system memory address ranges.

2.3 I/O Map

Lists the I/O addresses and their corresponding system resources.

2.4 DMA Channels

Details the DMA channels and their system resources.

2.5 PCI Configuration Space Map

Defines the PCI configuration space map for devices.

2.6 Interrupts

Lists the IRQs and their associated system resources.

2.7 PCI Interrupt Routing Map

Describes interrupt sharing between PCI connectors and onboard devices.

2.8 Connectors

Details the various back panel, internal, and external I/O connectors.

2.9 Jumper Blocks

Locates and describes the function of jumper blocks on the board.

2.10 Mechanical Considerations

Covers form factor and I/O shield dimensions.

2.11 Electrical Considerations

Discusses power consumption, add-in board current, and standby requirements.

2.12 Thermal Considerations

Addresses ambient temperature limits and component thermal zones.

2.13 Reliability

Provides MTBF predictions and reliability data for the board.

2.14 Environmental

Lists shock, vibration, and temperature specifications.

2.15 Regulatory Compliance

Outlines safety and EMC regulations the board complies with.

3 Overview of BIOS Features

3.1 Introduction

Introduces the BIOS, its features, and setup program.

3.2 BIOS Flash Memory Organization

Describes the organization of the BIOS flash memory device.

3.3 Resource Configuration

Explains PCI autoconfiguration and IDE support.

3.4 System Management BIOS (SMBIOS)

Details SMBIOS as a method for managing system components.

3.5 USB Legacy Support

Explains how USB legacy support enables USB devices during boot.

3.6 BIOS Updates

Covers utilities and functions for updating the BIOS.

3.7 Recovering BIOS Data

Guides on recovering BIOS data using recovery mode and diskettes.

3.8 Boot Options

Describes choices for booting from diskette, hard drive, CD-ROM, or network.

3.9 Fast Booting Systems with Intel Rapid BIOS Boot

Discusses factors affecting system boot speed and optimization.

3.10 BIOS Security Features

Explains BIOS security features like supervisor and user passwords.

4 BIOS Setup Program

4.1 Introduction

Explains how to access and use the BIOS Setup program.

4.2 Maintenance Menu

Details options for clearing passwords and enabling extended configuration.

4.3 Main Menu

Displays processor/memory info and configures system date/time.

4.4 Advanced Menu

Configures advanced chipset features like PCI, IDE, and Video.

4.5 Security Menu

Covers setting passwords and user access levels for security.

4.6 Power Menu

Configures power management features like inactivity timer and suspend states.

4.7 Boot Menu

Sets boot features, sequence, and after power failure options.

4.8 Exit Menu

Options for saving/discarding changes and loading defaults.

5 Error Messages and Beep Codes

5.1 BIOS Error Messages

Lists common BIOS error messages and their explanations.

5.2 Port 80h POST Codes

Describes POST codes generated by the BIOS for troubleshooting.

5.3 Bus Initialization Checkpoints

Details checkpoints for bus initialization routines.

5.4 Speaker

Explains the onboard speaker's role in providing error codes.

5.5 BIOS Beep Codes

Lists BIOS beep codes and their meanings for POST errors.

5.6 Diagnostic LEDs

Explains diagnostic LED codes for system status during POST.

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