Chapter 5. Diagnostics
This chapter describes the diagnostic tools that are available to help you solve
problems that might occur in the BladeCenter HT unit.
If you cannot locate and correct the problem using the information in this chapter,
see Appendix A, “Getting help and technical assistance,” on page 121 for more
information.
Diagnostic tools
The following tools are available to help you diagnose and solve hardware-related
problems:
v
Troubleshooting tables
These tables list problem symptoms and steps to correct the problems. See
“Troubleshooting tables” on page 102 for more information.
v
Diagnostic programs and error messages
The built-in self-test (BIST) program checks the BladeCenter HT unit during
startup and generates error messages if problems are found.
v
Light path diagnostic LEDs
Use the light path diagnostic LEDs on the BladeCenter HT unit and the
BladeCenter components to identify system errors quickly. See “Light path
diagnostic LEDs” on page 113.
v
System event logs
The management module stores system events and can be accessed through
the management module user interface. See the
User’s Guide
that comes with
the management module for more information.
v
Service data
The management module stores important hardware information that can be
accessed through the management module user interface. See the
User’s Guide
that comes with the management module for more information.
© Copyright IBM Corp. 2012
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