CONTENTS

chapter 1

General Service Information

Troubleshooting Procedures ....................................................................................................

1-1

Tools Required - Desktop Computers and Workstations.........................................................

1-1

Tools Required - Notebooks ....................................................................................................

1-1

Protecting Yourself and the Computer.....................................................................................

1-1

Clearing CMOS .......................................................................................................................

1-2

Customer Responsibilities........................................................................................................

1-2

POST Power-On Sequence ......................................................................................................

1-3

Compaq Drive Protection System............................................................................................

1-3

Accessing DPS Through Compaq Diagnostics for Windows ............................................

1-4

Compaq Configuration Record Utility.....................................................................................

1-4

chapter 2

Troubleshooting Flowcharts for Desktop Computers

1.

Initial Troubleshooting.........................................................................................................

2-2

2.

No Power, Part 1..................................................................................................................

2-3

3.

No Power, Part 2..................................................................................................................

2-4

4.

No Power, Part 3..................................................................................................................

2-5

5.

No Video, Part 1 ..................................................................................................................

2-6

6.

No Video, Part 2 ..................................................................................................................

2-7

7.

No Video, Part 3 ..................................................................................................................

2-8

8.

Error Messages Part 1 ..........................................................................................................

2-9

9.

Error Messages, Part 2 .......................................................................................................

2-10

10.

Error Messages, Part 3 .....................................................................................................

2-11

11.

No O/S Loading ...............................................................................................................

2-12

12.

No O/S Loading from Hard Drive, Part 1........................................................................

2-13

13.

No O/S Loading from Hard Drive, Part 2........................................................................

2-14

14.

No O/S Loading from Hard Drive, Part 3........................................................................

2-15

15.

No O/S Loading from Diskette Drive ..............................................................................

2-16

16.

No O/S Loading from CD-ROM Drive ...........................................................................

2-17

17.

No O/S Loading from Network .......................................................................................

2-18

18.

Non-Functioning Device..................................................................................................

2-19

chapter 3

Troubleshooting Flowcharts for Portable Computers

1.

Initial Troubleshooting.........................................................................................................

3-2

2.

No Power, Part 1..................................................................................................................

3-3

3.

No Power, Part 2..................................................................................................................

3-4

4.

No Power, Part 3..................................................................................................................

3-5

5.

No Power, Part 4..................................................................................................................

3-6

6.

No Video, Part 1 ..................................................................................................................

3-7

7.

No Video, Part 2 ..................................................................................................................

3-8

8.

Non-Functioning Docking Station.......................................................................................

3-9

9.

No O/S Loading .................................................................................................................

3-10

10. No O/S Loading from Hard Drive, Part 1........................................................................

3-11

Quick Troubleshooting Guide

iii