HP Presario 300 Presario 305 Series Maintenance and Service Guide - Page 56

Troubleshooting

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Before You Begin Removal Sequence Product Description Presario 305 Model Specifications Troubleshooting Pin Assignments Parts Catalog Battery Operations Index Troubleshooting Preliminary Steps This section covers troubleshooting information for the Compaq Presario 305 Model Portable Computer. The basic steps in troubleshooting include: Clearing the Power-On Password Power-On Self Test (POST) Compaq Diagnostics 1. Follow the Preliminary Steps. 2. Run the Power-On Self 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. Diagnostic Error Codes Troubleshooting Without Diagnostics Solving Minor Problems Contacting Compaq Support 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. If the problem is intermittent, check the NOTE: computer several times to verify that the problem is solved.

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Presario 305 Model
Before You Begin
Specifications
Parts Catalog
Removal Sequence
Troubleshooting
Battery Operations
Product Description
Pin Assignments
Index
Troubleshooting
Preliminary
Steps
Clearing the
Power-On
Password
Power-On Self
Test (POST)
Compaq
Diagnostics
Diagnostic
Error Codes
Troubleshooting
Without
Diagnostics
Solving Minor
Problems
Contacting
Compaq
Support
This section covers troubleshooting information for the Compaq Presario
305 Model Portable Computer. The basic steps in troubleshooting include:
1. Follow the
Preliminary Steps
.
2. Run the
Power-On Self 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.