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Preface ix

preface

ABOUT THIS GUIDE

This Troubleshooting Guide can be used for reference when servicing the Compaq Deskpro 2000

Series of Personal Computers with MMX technologies and later models. Only authorized

technicians trained by Compaq should attempt to repair this equipment.

Compaq Computer Corporation reserves the right to make changes to the these models without

notice.

Symbols and Conventions

The following text and symbols mark special messages throughout this guide:

CAUTION: Text set off in this manner indicates that failure to follow directions could result in damage to

equipment or loss of data..

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.

✎

Text set off in this manner presents commentary, sidelights, clarifying

information, or specific instructions

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 ca

create a safety hazard. Any indications of component replacement or printed wiring board modifications

may void any warranty.

CAUTION: To properly ventilate your system, you must provide at least 3 inches (7.6 cm) of clearance a

the front and back of the computer.

CAUTION: The computer is designed to be electrically grounded. To ensure proper operation, plug the A

power cord into a properly grounded AC outlet only.

System Serial Number

The serial number is located on the top of the system unit cover at the right front corner and also

on the rear of the computer.

For the purpose of AssetControl, the serial number is embedded in the CMOS on the system

board.

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Compaq 2000fc Guida alla Risoluzione dei Problemi Pagina 5