Compaq 4120T Personal Computer User Manual


 
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Chapter 2
Troubleshooting 2-1
Troubleshooting
This chapter contains troubleshooting information for the computer and the
convenience base. The basic steps in troubleshooting the computer include:
1. Completing the preliminary steps listed in Section 2.1.
2. Running the Power-On Self-Test (POST) as described in Section 2.2.
2. Running Computer Setup as described in Section 2.5
4. Running the Computer Checkup (TEST) as described in Section 2.5.
5. Performing the recommended actions described in the diagnostic tables in Section
2.6 if you are unable to exercise POST or Computer Checkup or if the problem
persists after running POST and Computer Checkup.
Follow these guidelines when troubleshooting:
Complete the recommended actions in the order in which they are given.
Repeat POST and Computer Checkup after each recommended action until the
problem is resolved and the error message does not return.
Once the problem is resolved, do not complete the remaining recommended actions.
Refer to Chapter 5 for any removal and replacement procedures.
If the problem is intermittent, check the computer or convenience base several times
to verify that the problem is solved.
Use the following table for quick reference to troubleshooting information:
If You Want To: Run:
Check for POST error messages POST
Check that computer components are recognized and
running properly
Computer Checkup (TEST) under Compaq
Utilities
View information about the computer and installed or
connected devices
View System Information
(INSPECT)under Compaq Utilities
Perform any of the following:
Check the system configuration
Set the system power management
parameters
Return the system to its original
configuration
Check system configuration of installed devices
Computer Setup