Troubleshooting - Compaq 1200US - Presario - Celeron 800 MHz Maintenance And Service Manual

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Illustrated Parts Catalog

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
Maintenance & Service Guide
Presario 1200 Series
Model: 1245
| Notice | Preface
| Removal & Replacement Procedures
Pin Assignments
This section covers troubleshooting information
for the Compaq Presario Model 1245 Portable
Computer. The basic steps in troubleshooting
include:
1. Follow the
Steps.
2. Run the
(POST).
3. If you are unable to run
POST or if POST displays an
error message, follow the
recommended actions
described in the diagnostic
tables.
When following the recommended
actions in the Sections on POST
and
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:
| Product Description
| Battery Pack Operations
Preliminary
Power-On Self-Test
Diagnostic Error
If the problem is
intermittent, check the
computer several times to
verify that the problem is
solved.
| Troubleshooting
| Specifications
Codes,