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Compaq Deskpro EP 6233 User Manual

Compaq Deskpro EP 6233
236 pages
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Technical
Reference
Guide
For the
Compaq Deskpro EP Series Personal Computers

Table of Contents

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Compaq Deskpro EP 6233 Specifications

General IconGeneral
ProcessorIntel Pentium II
Processor Speed233 MHz
RAM32 MB SDRAM
Maximum RAM384 MB
Form FactorDesktop
Operating SystemWindows 95
Expansion Slots3 PCI
PortsSerial, Parallel
Network10/100 Ethernet

Summary

Chapter 1 Introduction

About This Guide

Overview of the guide's purpose and content structure.

Additional Information Sources

Lists of external documentation and online resources for further information.

Notational Conventions

Explains symbols, formats, and abbreviations used throughout the document.

Common Acronyms and Abbreviations

A comprehensive list of acronyms and abbreviations used in the technical guide.

Chapter 2 System Overview

Introduction

Overview of the chapter's scope, covering system architecture and processors.

Features

Details standard and optional features of the Compaq Deskpro EP Series.

Mechanical Design

Covers the physical aspects of the computer's chassis and cabinet layout.

System Architecture

Explains the system's core components and bus structure (Host, PCI, ISA, AGP).

Specifications

Provides environmental, electrical, and physical specifications for the computers.

Chapter 3 Processor/Memory Subsystem

Introduction

Overview of the processor and cache memory subsystem.

66-MHz Slot 1 Subsystem

Details the 66-MHz slot 1 processor/memory configuration.

100-MHz Slot 1 Subsystem

Details the 100-MHz slot 1 processor/memory configuration.

Chapter 4 System Support

Introduction

Overview of system architecture and support functions.

PCI Bus Overview

General description of the PCI bus and its implementation in the system.

AGP Bus Overview

Details the Accelerated Graphics Port bus and its operations.

ISA Bus Overview

Describes the Industry Standard Architecture bus and its functions.

System Clock Distribution

Explains the system clock signals and their distribution.

Real-Time Clock and Configuration Memory

Details the RTC and CMOS memory functions and organization.

I/O Map and Register Accessing

Covers system I/O mapping, GPIO configuration, and I/O controller configuration.

System Management Support

Discusses system management features like security and power management.

Chapter 5 Input/Output Interfaces

Introduction

Overview of system I/O interfaces controlled via registers.

Enhanced IDE Interface

Details the EIDE interface, connectors, and programming.

Diskette Drive Interface

Covers the diskette drive interface, programming, and control registers.

Serial Interface

Describes the RS-232 serial interface, programming, and control.

Parallel Interface

Explains parallel port modes (SPP, EPP, ECP) and programming.

Keyboard/Pointing Device Interface

Details keyboard and pointing device interface operation and programming.

Universal Serial Bus Interface

Covers USB interface, keyboard considerations, configuration, and connectors.

Chapter 6 Power and Signal Distribution

Introduction

Overview of power supply and signal distribution methods.

Power Supply Assembly/Control

Details power supply components, control, and LEDs.

Power Distribution

Describes the 3/5/12 VDC distribution and low voltage regulators.

General Signal Distribution

Illustrates general signal distribution across system components.

Chapter 7 BIOS ROM

Introduction

Overview of BIOS ROM functions and supported operating systems.

Boot Functions

Details system boot functions like Boot Block, QuickBoot, and SilentBoot.

Memory Detection and Configuration

Explains the SPD method for DIMM configuration and detection.

Client Management Support

Covers system security, identification, and management via BIOS INT15 functions.

PnP Support

Details Plug 'n Play support and SMBIOS information retrieval.

Power Management Functions

Describes PM support types: Independent PM, APM, and ACPI.

USB Legacy Support

Information on USB keyboard support during POST and setup.

BIOS Upgrading

Procedure for updating the system's BIOS firmware using a diskette.

Appendix A Error Messages and Codes

Introduction

Lists error codes and probable causes for system issues.

Power-On Messages and Codes

Details power-on messages, beeps, and keyboard LED status for errors.

System Component Error Messages

Covers POST messages for various components like cache, CMOS, diskette, and PCI.

Processor and Memory Error Messages

Lists error codes related to processor, FPU, DMA, and memory tests.

Peripheral Error Messages

Details errors for diskette, serial, modem, hard drive, and video interfaces.

Audio and Network Error Messages

Lists error codes for audio subsystems and network interfaces.

SCSI, Pointing Device, and CEMM Errors

Covers error messages for SCSI, pointing devices, and CEMM operations.

Appendix B ASCII Character Set

Introduction

Explains the ASCII character set and how to enter characters using keystrokes.

Appendix C Keyboard

Introduction

Describes the standard Compaq keyboard features and types.

Keystroke Processing

Details the keyboard's internal processing and scan code generation.

Appendix D Audio Card

Introduction

Describes the audio card, its features, and compatibility.

Functional Description

Details the audio card's architecture, interfaces, and processing methods.

Audio Card Programming

Covers audio card configuration, control registers, and PCM modes.

Specifications

Lists the technical specifications for the audio card.

Appendix E ATI RAGE IIC Graphics Card

Introduction

Overview of the ATI RAGE IIC graphics card features.

Functional Description

Details the ATI RAGE IIC controller and its supported software.

Display Configurations

Lists supported 2D and 3D graphics display modes.

Programming

Explains PCI configuration and standard VGA control registers.

Power Management

Covers monitor power control and card power consumption.

Connectors

Describes monitor, memory expansion, and multimedia connectors.

Appendix F ATI RAGE PRO AGP Graphics Card

Introduction

Overview of the ATI RAGE PRO AGP graphics card.

Functional Description

Details the ATI RAGE PRO controller, memory, and BIOS.

Display Modes

Lists supported 2D graphics display modes and SGRAM usage.

Programming

Explains PCI configuration and standard VGA control registers.

Monitor Power Management Control

Covers monitor power management according to DPMS protocol.

Connectors

Describes monitor and media port connectors.

Appendix G Diamond Fire AGP Graphics Card

Introduction

Overview of the Diamond Fire AGP graphics card.

Functional Description

Details the NVIDIA RIVA 128 controller and software support.

Display Modes

Lists supported 2D graphics display modes and SGRAM usage.

Programming

Explains PCI configuration and standard VGA control registers.

Monitor Power Management Control

Covers monitor power management according to DPMS protocol.

Connectors

Describes monitor and media port connectors.

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