Compaq Prolinea Family Operating manual

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Notice

The information in this guide is subject to change without notice.

Compaq Computer Corporation shall not be liable for technical or editorial

errors or omissions contained herein; nor for incidental or consequential

damages resulting from the furnishing, performance, or use of this

material.

This guide contains information protected by copyright. No part of this

guide may be photocopied or reproduced in any form without prior written

consent from Compaq Computer Corporation.

Compaq, Deskpro, LTE, Contura

Registered U. S. Patent and Trademark Office.

ProLinea is a trademark of Compaq Computer Corporation.

Microsoft and MS-DOS are registered trademarks of Microsoft Corporation.

Windows is a trademark of Microsoft Corporation.

The software described in this guide is furnished under a license

agreement or nondisclosure agreement. The software may be used or copied

only in accordance with the terms of the agreement.

Product names mentioned herein may be trademarks and/or registered

trademarks of their respective companies.

MAINTENANCE AND SERVICE GUIDE

COMPAQ PROLINEA FAMILY OF PERSONAL COMPUTERS

DESKTOP 3 SLOT/3 BAY

DESKTOP 4 SLOT/4 BAY

First Edition (February 1995)

Spare Part Number 172638-001

Documentation Part Number 172834-001

Preface

This Maintenance and Service Guide is a troubleshooting guide that can be

used for reference when servicing the Desktop 3 slot/3 bay and Desktop 4

slot/4 bay models of the Compaq ProLinea Family of Personal Computers.

Additional information is available in the SERVICE QUICK REFERENCE GUIDE.

Compaq Computer Corporation reserves the right to make changes to the

Compaq ProLinea Family of Personal Computers without notice.

Symbols

The following words and symbols mark special messages throughout this

guide:

>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> WARNING <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<

Text set off in this manner indicates that failure to follow directions in

the warning could result in bodily harm or loss of life.

>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>><<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<

>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> CAUTION <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<

Text set off in this manner indicates that failure to follow

directions could result in damage to equipment or loss of data.

>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>><<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<

IMPORTANT: Text set off in this manner presents clarifying information or

specific instructions.

NOTE: Text set off in this manner presents commentary, sidelights, or

interesting points of information.

Technician Notes

>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> WARNING <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<

Only authorized technicians trained by Compaq should attempt to repair

this equipment. All troubleshooting and repair procedures are detailed to

allow only subassembly/module level repair. Because of the complexity of

the individual boards and subassemblies, no one should attempt to make

repairs at the component level or to make modifications to any printed

wiring board. Improper repairs can create a safety hazard. Any indication

of component replacement or printed wiring board modifications may void

any warranty or exchange allowances.

>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>><<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<

>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> CAUTION <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<

To properly ventilate your system, you must provide at least 3 inches

(7.62 cm) of clearance on the front and back of the computer.

>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>><<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<

>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> WARNING <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<

The computer is designed to be electrically grounded. To ensure proper

operation, plug the AC power cord into a properly grounded electrical

outlet only.

>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>><<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<

System Serial Number

The system serial number is displayed in two locations on the Compaq

ProLinea Family of Personal Computers: on the right side of the computer

near the front, and below the top expansion slot on the rear of the

computer.

Locating Additional Information

The following documentation is available to support the Compaq ProLinea

Family of Personal Computers:

o ABOUT YOUR COMPUTER (online document)

o COMPAQ DICTIONARY (online document)

o COMPAQ QUICK SETUP GUIDE

o COMPAQ BEYOND SETUP GUIDE

o MICROSOFT WINDOWS & MS-DOS 6 USER'S GUIDE

o Technical Training Guides

o Compaq Service Advisories and Bulletins

o COMPAQ QUICKFIND

o TECHNICAL REFERENCE GUIDE

o COMPAQ SERVICE QUICK REFERENCE GUIDE

Chapter 1. Product Description

Chapter 1.1 Models and Features

The Compaq ProLinea Family of Personal Computers introduces a new

generation of desktop computers designed for the business environment. The

family includes Desktop 3 slot/3 bay (DT3) and Desktop 4 slot/4 bay (DT4)

models. This chapter describes the model offerings and features of the DT3

and DT4 computers.

Chapter 1.2 Models

The Compaq ProLinea Family of Personal Computers is available in the

desktop models described in the following sections.

Compaq ProLinea Personal Computer DT3 Models

The Compaq ProLinea Personal Computer is available in the DT3 models

described in Table 1-1. These desktop computers have two ISA expansion

slots, one shared PCI/ISA expansion slot, one Compaq option slot, and

three mass storage bays. All models include a 3.5-inch diskette drive.

Table 1-1. Compaq ProLinea Personal Computer DT3 Models *

===========================================================================

Hard

Model Processor Drive Memory Graphics Cache CD-ROM

===========================================================================

ProLinea 450 486DX2/50 None 8 MB PCI Local No

Bus

ProLinea 450 486DX2/50 270 MB 8 MB PCI Local No

Bus

ProLinea 450 486DX2/50 270 MB 4 MB PCI Local No

Bus

ProLinea 466 486DX2/66 None 8 MB PCI Local No

Bus

ProLinea 466 486DX2/66 270 MB 8 MB PCI Local No

Bus

ProLinea 466 486DX2/66 420 MB 8 MB PCI Local No

Bus

ProLinea 4100 486DX4/100 None 8 MB PCI Local 128 KB No

Bus

ProLinea 4100 486DX4/100 270 MB 8 MB PCI Local 128 KB No

Bus

ProLinea 4100 486DX4/100 420 MB 8 MB PCI Local 128 KB No

Bus

ProLinea 575 586/75 None 8 MB PCI Local 256 KB No

Bus

ProLinea 575 586/75 270 MB 8 MB PCI Local 256 KB No

Bus

ProLinea 575 586/75 420 MB 8 MB PCI Local 256 KB No

Bus

---------------------------------------------------------------------------

* Not all models are available in all geographic regions.

===========================================================================

Compaq ProLinea Personal Computer DT4

Models

The Compaq ProLinea Personal Computer is available in the DT4 models

described in Table 1-2. These desktop computers have two ISA expansion

slots, two shared PCI/ISA expansion slots, one Compaq option slot, and

four mass storage bays. All models include a 3.5-inch diskette drive.

Table 1-2. Compaq ProLinea Personal Computer DT4 Models *

===========================================================================

Hard

Model Processor Drive Memory Graphics Cache CD-ROM

===========================================================================

ProLinea 450 486DX2/50 None 8 MB PCI Local No

Bus

ProLinea 450 486DX2/50 270 MB 8 MB PCI Local No

Bus

ProLinea 466 486DX2/66 None 8 MB PCI Local No

Bus

ProLinea 466 486DX2/66 270 MB 8 MB PCI Local No

Bus

ProLinea 466 486DX2/66 420 MB 8 MB PCI Local No

Bus

ProLinea 466 486DX2/66 420 MB 8 MB PCI Local Yes

Bus

ProLinea 4100 486DX4/100 None 8 MB PCI Local 128 KB No

Bus

ProLinea 4100 486DX4/100 420 MB 8 MB PCI Local 128 KB No

Bus

ProLinea 4100 486DX4/100 420 MB 8 MB PCI Local 128 KB Yes

Bus

ProLinea 575 586/75 None 8 MB PCI Local 256 KB No

Bus

ProLinea 575 586/75 420 MB 8 MB PCI Local 256 KB No

Bus

ProLinea 575 586/75 420 MB 8 MB PCI Local 256 KB No

Bus

ProLinea 575 586/75 720 MB 16 MB QVision 256 KB No

2000+

ProLinea 575 586/75 720 MB 16 MB PCI Local 256 KB No

Bus

ProLinea 590 586/90 None 8 MB PCI Local 256 KB No

Bus

ProLinea 590 586/90 420 MB 8 MB PCI Local 256 KB No

Bus

ProLinea 590 586/90 420 MB 8 MB PCI Local 256 KB Yes

Bus

ProLinea 590 586/90 720 MB 16 MB QVision 256 KB No

2000+

ProLinea 590 586/90 720 MB 16 MB PCI Local 256 KB No

Bus

---------------------------------------------------------------------------

* Not all models are available in all geographic regions.

===========================================================================

Chapter 1.3 Standard Features

The Compaq ProLinea Desktop Personal Computers have the following standard

features:

o 486DX2/50, 486DX2/66, 486DX4/100, 586/75, and 586/90 processors

o 4 MB (SIMM), 8 MB (soldered down) or 16 MB (soldered down) memory,

depending on model (see Table 1-4 for memory upgrade schedule)

o 128 KB write back cache on 486DX4/100 models, 256 KB write back cache on

586/75 and 586/90 models

o 270, 420, or 720 MB IDE IntelliSafe hard drive (models available

without hard drive)

o Enhanced PCI local bus graphics:

- PCI Local Bus Integrated Graphics Controller on selected 486 and 586

models

- QVision 2000+ Graphics Controller on selected 586 models

o DT3 form factor includes: one PCI/ISA shared slot, two ISA slots, Compaq

option slot, one internal third-height drive bay, and two external

half-height drive bays

o DT4 form factor includes: two PCI/ISA shared slots, two ISA slots,

Compaq option slot, one internal third-height drive bay, one external

third-height drive bay, and two external half-height drive bays

o CD-ROM drive with Enhanced Business Audio on selected models

o PCI local bus IDE interface for hard drive and CD-ROM (up to 4 drives)

o Power conservation features

o Plug and play design

o One mouse port (PS/2 style Compaq mouse)

o Preloaded software

o Diagnostics/Setup software

o Security management

o Three-year limited warranty

Preloaded Software

The following software is preloaded on the Compaq ProLinea Desktop

Personal Computers:

o Microsoft Windows 3.1

o Diagnostics for Windows

o MS-DOS 6

o Windows Sound System 2.0 (CDS models only)

o ESS 688 Audio Drivers (CDS models only)

o Compaq Welcome Center, Compaq Control Center, and Compaq Learning Center

o Drivers for graphics and IDE CD-ROM

o Power Management

o Security Management (see Section 1.6)

o Online documentation

Security Management

The following security management features are designed into the Compaq

ProLinea Desktop Personal Computers. These features can help prevent

unauthorized access to critical data and theft of the computer.

o Cable lock provision allows the user to physically secure the computer

hardware to protect against theft.

o Diskette boot control prevents the computer from being booted from a

diskette.

o Diskette drive control allows disabling of the diskette drive.

o Diskette write control prevents unauthorized writing of data to a

diskette.

o Hard drive control allows disabling of the hard drive.

o Flash ROM lock prevents unauthorized changes to the flash ROM.

o Keyboard password allows the computer to boot up but prevents data input

until the password is entered.

o Parallel interface control prevents transfer of data through the

parallel interface connector.

o Power-on password prevents unauthorized persons from booting up the

computer.

o QuickLock/QuickBlank allows the user to lock the keyboard and/or blank

the screen.

o Serial interface control prevents transfer of data through the serial

interface connector.

o Setup password prevents unauthorized changes to the system configuration.

Chapter 1.4 Options

The options that are available from Compaq for the Compaq ProLinea Family

of Personal Computers are described in the following sections.

Processor Upgrade

The processors in Compaq ProLinea Family of Personal Computers can be

upgraded according to the schedule in Table 1-3. Upgrade kits are

available from Compaq.

Table 1-3. Processor Upgrades

===========================================================================

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