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"Compaq.com - Compaq Presario Series Maintenance and Service Guide - Models : 1683, 1685, 1687, 1688, and 1690

	United States June 27, 2004
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Maintenance & Service Guide for Presario 1600 Series

(Models 1683-1694)

Home Page Notice Preface Product Description Troubleshooting

Illustrated Parts Catalog

Removal & Replacement Procedures Specifications Pin Assignments Battery

Pack Operations

Troubleshooting

PreliminaryStepsClearing thePower-OnPasswordPower-On Self Test (POST)CompaqDiagnosticsDiagnostic Error Codes

Troubleshooting

Without

Diagnostics

Solving Minor ProblemsContacting

Compaq

Support

This section covers troubleshooting information for the Compaq Presario Series Portable Computers. The basic steps in troubleshooting include:

1.Follow the Preliminary Steps.

2.Run the Power-OnSelf-Test (POST).

3.Follow the recommended actions described in the diagnostic tables, if you are unable to run POST or if POST displays an error message.

When following the recommended actions in the Sections on POST and Diagnostic Error Codes perform them in the

order listed. Rerun POST after each recommended action until the problem is solved and no error message occurs. Once the problem is solved, do not complete the remaining recommended actions.

Note: If the problem is intermittent, check the computer several times to verify that the problem is solved.

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