3.8. Diagnosing hardware problems

The diag command is the starting point to run a wide choice of tasks and service aids that are used to perform hardware problem determination. The diag command has a menu driven interface, but can also be directed to perform specific tasks using command line flags.

Use the following steps to run diagnostics if you suspect a problem.

1.
Run the diag command.
2.
Press Enter to advance past the information screen.
3.
Select Diagnostic Routines.
4.
Select Problem Determination.

This instructs the diag command to test the system and analyze the error log. Figure 3-7 on page 62 shows the results of running diagnostics on a system with a problem.

Figure 3-7. diag screen showing a problem

Alternatively, you could ...

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