Dell Inspiron Xpi Cd Service Guide

Dell® Latitude® XPi CD
SERVICE MANUAL
® 

Information in this manual is subject to change without notice.
Ó 1994–1996 Dell Computer Corporation. All rights reserved.
Reproduction in any manner whatsoever without the written permission of Dell Computer Corporation is strictly forbidden.
Trademarks used in this text: Dell, the DELL logo, and Latitude are registered trademarks of Dell Computer Corporation; Microsoft, Windows, and MS-DOS are 
registered trademarks of Microsoft Corporation; Intel and Pentium are registered trademarks of Intel...

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Contents
Chapter 1
System Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  1-1
System Features  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
Physical Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
Indicator Panel  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
Power/Suspend Indicator  . . . . . . . . . . . . . . . . . . . . ....

vi
Chapter 3
Beep Codes and Error Messages . . . . . . . . . . . . . . . . . . 3-1
POST Beep Codes  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  3-1
System Error Messages  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  3-3
Running the Dell Diagnostics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  3-8
Chapter 4
Removing and Replacing Parts  . . . . . . . . . . . . . . . . . . . 4-1
Recommended...

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I/O-Panel Dust Cover . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-42
Advanced Port Replicator Connector Dust Cover  . . . . . . . . . . . . . . . . . 4-43
Audio Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-44
Appendix A
Factory Repair Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . .  A-1
Recommended Tools  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .A-1...

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Index
Figures
Figure 1-1. Front View of the Notebook Computer . . . . . . . . . . . . . . . . . .  1-2
Figure 1-2. Back View of the Notebook Computer . . . . . . . . . . . . . . . . . .  1-3
Figure 1-3. Indicator Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  1-3
Figure 4-1. Computer Orientation  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  4-1
Figure 4-2. Main Battery Assembly Removal . . . . . . . . . . . . . . . . . . . . . .  4-3
Figure 4-3....

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Figure A-1. Exploded View—Display Assembly . . . . . . . . . . . . . . . . . . .A-12
Figure A-2. Exploded View—Palmrest Assembly  . . . . . . . . . . . . . . . . . .A-13
Figure A-3. Exploded View—Bottom Case Assembly . . . . . . . . . . . . . . .A-14
Figure A-4. Display-Assembly EMI Shield Removal . . . . . . . . . . . . . . . .A-17
Figure A-5. System Board Assembly in the Bottom Case Assembly . . . .A-20
Figure A-6. Keyboard/Keypad/Mouse Connector Shield Removal  . . . . .A-21
Figure A-7. I/O...

Read This First
Warnings, Cautions, and Notes
Throughout this manual, there may be blocks of text printed in bold type or in 
italic type. These blocks are warnings, cautions, and notes, and they are used as 
follows:
NOTE: A NOTE provides helpful information about using the computer system.
A prerequisite for using this manual to service Dell portable computers is a
basic knowledge of IBM®-compatible PCs and prior training in IBM-
compatible PC troubleshooting techniques. In addition to information...

System Overview 1-1
Chapter 1
System Overview
T
he Dell® Latitude® XPi CD is a lightweight, expandable portable computer 
that use the Intel® Pentium® microprocessor. This chapter provides an overview 
of the features and technical specifications of this computer.
System Features
In addition to the standard features found in a Dell portable computer, the Dell 
Latitude XPi CD models include the following new features:
•64-bit-wide data bus.
•60-MHz local bus and a 30-MHz PCI bus.
•256-KB pipelined-burst...

1-2 Dell Latitude XPi CD Service Manual
Physical Description 
Figure 1-1.  Front View of the Notebook Computer  
 trackball 
assembly
diskette drivemain battery assembly LCD paneldisplay assembly 
latch
indicator panel
tilt-support foot (2) keyboard  display assembly
speakermicrophone
infrared port
CD-ROM drive
bottom case assembly