Troubleshooting - Compaq PRESARIO Presario 1255 Maintenance And Service Manual

Models: 1255, 1256, 1260, 1262, 1266, 1267, 1272, 1273, 1274, and 1275
Before You Begin
Removal Sequence
Product Description

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
Presario 1200 Series
Specifications
Troubleshooting
Pin Assignments
This section covers troubleshooting information
for the Compaq Presario 1200 Series Portable
Computers. 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 Diagnostic Error
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:
Preliminary
Power-On Self-Test
Codes,
If the problem is
intermittent, check the
computer several times to
verify that the problem is
solved.
Parts Catalog
Battery Operations
Index