Issue 3.3 February 2003 153
Troubleshooting
Overview
This chapter describes the following troubleshooting procedures:
Using the remote console on page 154
Tool s on page161
Using the prtdiag command on page 162
System messages on page 163
OpenBoot PROM firmware testson page 164
OpenBoot diagnostic testson page169
POST diagnostic messages on page 172
OpenBoot initialization commandson page 173
Diagnosing LED patterns on page 174
Sun Validation Test Suite (VTS)on page 176
Troubleshooting disk drives and CD-ROM driveson page 177
Troubleshooting tape driveson page 179
Recovery procedures on page 182

References

See the Sun Ultra 5 Service Manual for additional troubleshooting procedures.