Troubleshooting; Troubleshooting Overview - Sun Microsystems Ultra 20 User Manual

2
C H A P T E R

Troubleshooting

This chapter contains information on troubleshooting procedures, power-on self-test
(POST) codes and technical support contacts.
The following sections are included in this chapter:
Section 2.1, "Troubleshooting Overview" on page 2-1
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Section 2.2, "Visual Inspection" on page 2-2
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Section 2.3, "Troubleshooting Procedures" on page 2-4
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Section 2.4, "Technical Assistance" on page 2-7
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2.1

Troubleshooting Overview

Before troubleshooting your specific workstation problem, collect the following
information:
What events occurred prior to the failure?
■
Was any hardware or software modified or installed?
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Was the workstation recently installed or moved?
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How long has the workstation exhibited symptoms?
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What is the duration or frequency of the problem?
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After you assess the problem and note your current configuration and environment,
you can choose from several ways to troubleshoot your workstation.
Visually inspect your system as described in
■
page
View the troubleshooting procedures in
■
on page
2-2.
2-4, to see if any of them solve the problem.
Section 2.2, "Visual Inspection" on
Section 2.3, "Troubleshooting Procedures"
2-1