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Issue 3.3 February 2003 153
Troubleshooting
Overview
This chapter describes the following troubleshooting procedures:
● Using the remote console on page 154
● Tools on page 161
— Using the prtdiag command
on page 162
— System messages
on page 163
— OpenBoot PROM firmware tests
on page 164
— OpenBoot diagnostic test
s on page 169
— POST diagnostic messages
on page 172
— OpenBoot initialization c
ommands on page 173
— Diagnosing LED patterns
on page 174
— Sun Validation Test Suite (VTS)
on page 176
● Troubleshooting disk drives and CD-ROM drives on page 177
● Troubleshooting tape drives on page 179
● Recovery procedures on page 182
References
See the Sun Ultra 5 Service Manual for additional troubleshooting procedures.