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. © 2002 Compaq Computer Corporation. All rights reserved. Printed in U.S.A. COMPAQ, ARMADA, LTE, and PROSIGNIA are registered in the U.S. Patent and Trademark Office. Microsoft, MS-DOS, and Windows are registered trademarks 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 Prosignia Notebook Family of Personal Computers First Edition October, 1998 Documentation Part Number 382712-001 Spare Part Number 382793-001 Compaq Computer Corporation CONTENTS preface USING THIS GUIDE Symbols................................................................................................................................................vii Technician Notes................................................................................................................................ viii Serial Number .................................................................................................................................... viii Laser Safety ................................................................................................................................... viii CDRH Regulations ........................................................................................................................ viii Battery Notice ...................................................................................................................................ix Serial Number ....................................................................................................................................x Locating Additional Information ...........................................................................................................x chapter 1 PRODUCT DESCRIPTION 1.1 Computer Features and Models .................................................................................................. 1-1 1.1.1 Features ................................................................................................................................. 1-2 1.1.2 Models................................................................................................................................... 1-2 1.1.3 Software Fulfillment ............................................................................................................. 1-3 1.2 Computer Options ....................................................................................................................... 1-3 1.2.1 Convenience Base II ............................................................................................................. 1-3 1.2.2 System Memory Options ...................................................................................................... 1-3 1.2.3 External Battery Charger ...................................................................................................... 1-4 1.2.4 External Keyboards and Pointing Devices ........................................................................... 1-4 1.2.5 External Monitors ................................................................................................................. 1-4 1.3 External Computer Components................................................................................................. 1-4 1.3.1 Left Side Components........................................................................................................... 1-5 1.3.2 Front Components................................................................................................................. 1-6 1.3.3 Top Components ................................................................................................................... 1-7 1.3.4 Right Side Components ........................................................................................................ 1-8 1.3.5 Rear Components.................................................................................................................. 1-9 1.3.6 Bottom Components ........................................................................................................... 1-10 1.3.7 Status Panel Lights.............................................................................................................. 1-11 1.4 Design Overview....................................................................................................................... 1-12 1.4.1 System Unit......................................................................................................................... 1-12 1.4.2 Internal Boards.................................................................................................................... 1-12 1.4.3 Video system....................................................................................................................... 1-13 Contents iii chapter 2 TROUBLESHOOTING 2.1 Preliminary Steps .........................................................................................................................2-2 2.2 Clearing Passwords ......................................................................................................................2-3 2.3 Power-On Self-Test (POST) ........................................................................................................2-3 2.4 POST Error Messages..................................................................................................................2-4 2.5 Compaq Utilities ..........................................................................................................................2-7 2.5.1 Computer Setup .....................................................................................................................2-7 2.5.2 Computer Checkup (TEST) ...................................................................................................2-9 2.5.3 Running View System Information (INSPECT) .................................................................2-14 2.5.4 Running Compaq Diagnostics .............................................................................................2-15 2.5.5 Boot Sequencing ..................................................................................................................2-15 2.5.6 Factory Default Settings ......................................................................................................2-16 2.6 Troubleshooting Without Diagnostics .......................................................................................2-17 2.6.1 Before Replacing Parts ........................................................................................................2-17 2.6.2 Checklist for Solving Problems ...........................................................................................2-17 chapter 3 ILLUSTRATED PARTS CATALOG 3.1 3.2 3.3 3.4 3.5 3.6 3.7 System Unit..................................................................................................................................3-2 Mass Storage Devices ..................................................................................................................3-4 Cables and Power Cords ..............................................................................................................3-6 Standard and Optional Boards .....................................................................................................3-7 Options .........................................................................................................................................3-9 Miscellaneous Parts ...................................................................................................................3-10 Documentation...........................................................................................................................3-11 chapter 4 REMOVAL AND REPLACEMENT PRELIMINARIES 4.1 Tools Required.............................................................................................................................4-1 4.2 Service Considerations.................................................................................................................4-1 4.2.1 Plastic Parts............................................................................................................................4-1 4.2.2 Cables and Connectors...........................................................................................................4-2 4.3 Preventing Damage to Removable Drives...................................................................................4-2 4.4 Preventing Electrostatic Damage.................................................................................................4-3 4.4.1 Packaging and Transporting Precautions...............................................................................4-3 4.4.2 Workstation Precautions........................................................................................................4-4 4.4.3 Grounding Equipment and Methods......................................................................................4-4 4.4.4 Electrostatic Voltage Levels and Protective Materials..........................................................4-5 iv Contents chapter 5 REMOVAL AND REPLACEMENT PROCEDURES 5.1 Serial Number .............................................................................................................................. 5-1 5.2 Disassembly Sequence................................................................................................................. 5-2 5.3 Preparing the Computer for Disassembly .................................................................................... 5-3 5.3.1 Disconnecting the AC Power................................................................................................ 5-3 5.3.2 Battery Pack Removal........................................................................................................... 5-4 5.3.3 MultiBay Devices ................................................................................................................. 5-5 5.3.4 PCMCIA ............................................................................................................................... 5-6 5.4 Computer Tilt Feet ....................................................................................................................... 5-7 5.5 Internal Modem............................................................................................................................ 5-8 5.5.1 IR (Infrared) Module .......................................................................................................... 5-10 5.6 Hard Drive.................................................................................................................................. 5-11 5.7 Keyboard .................................................................................................................................... 5-14 5.7.1 Keyboard Removal ............................................................................................................. 5-16 5.7.2 Memory Board .................................................................................................................... 5-17 5.7.3 Lithium Real Time Clock Battery ...................................................................................... 5-20 5.7.4 Optical Disc Bay ................................................................................................................. 5-22 5.8 Display Assembly ...................................................................................................................... 5-23 5.8.1 Hinge Covers ...................................................................................................................... 5-23 5.8.2 Display Assembly ............................................................................................................... 5-25 5.9 Top Cover Assembly.................................................................................................................. 5-27 5.9.1 DC-DC Converter and Audio Board Shield ................................................................... ...