Step 7

This step loads online diagnostics in service mode. If you are unable to load the diagnostics, go to ªStep 8º.

1.Turn on the power.

2.When the keyboard indicator appears, press 6 on the directly attached keyboard, or 6 on the ASCII terminal keyboard, to indicate that diagnostics should 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 ªStep 8º.

YES

Go to ªStep 10º on page 160.

Step 8

Starting at the top of the following table, find your symptom and follow the instructions given in the Action column.

Symptom

Action

 

 

Display problem

Go to ªStep 9º.

 

 

All other symptoms

Go to ªProblem Determination When Unable to

 

Load Diagnosticsº on page 164

 

 

Step 9

Find your type of console display in the following table. Then follow the instructions given in the Action column.

Console Display

Action

 

 

Display Device

Go to the display documentation for problem

 

determination.

 

 

ASCII terminal

Go to the problem-determination documentation

 

for this type of terminal.

 

 

Chapter 8. Hardware Problem Determination 159

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Image 177
IBM 6.00E+04, 6C4 manual Symptom Action, Console Display Action