IBM F50 RS/6000 7025 User Manual

Page 303

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Step 5

This step invokes the Online Diagnostics in concurrent mode.

1. Log on as

root

or as

superuser

.

2. Enter the diag command.

3. Wait until the Diagnostic Operating Instructions are displayed, or wait for three

minutes.

Are the Diagnostic Operating Instructions displayed without any obvious
console display problems?

NO

Do the following to shut down your system:

1. At the system prompt, stop the operating system using the proper
command for your operating system.

2. After the operating system is stopped, power off the system unit.

3. Go to “Step 6.”

YES

Go to “Step 9.”

Step 6

This step loads Online Diagnostics in service mode. If you are unable to load the
diagnostics, go to “Step 7.”

1. Turn the power on.

2. When the keyboard indicator (icon or text) appears, press F6 on the

directly-attached keyboard or 6 on the ASCII terminal keyboard to indicate that
diagnostics are to be loaded.

3. Enter any requested passwords.

4. Follow any instructions to select a console.

Did the Diagnostics Operating Instructions display without any obvious display
problem?

NO

Go to “Step 7.”

YES

Go to “Step 9.”

Chapter 9. Hardware Problem Determination

9-3

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