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Issue 2.0 June 2004 161
Tools
There are several tools available to help diagnose hardware problems. The tools are
described in the following sections:
● Using the prtdiag command on page 162
● Using the cfgadm command on page 165
● System messages on page 166
● OpenBoot PROM firmware tests on page 167
● OpenBoot diagnostic tests on page 172
● POST diagnostic messages on page 175
● OpenBoot initialization commands on page 176
● Diagnosing LED patterns on page 177
● Sun Validation Test Suite (VTS) on page 185