IBM R30 Operator's Manual page 197

Step 5
(From Step 4)
This step loads concurrent diagnostics.
1. Log on as root or as superuser.
2. Enter the diag command.
3. Wait until the words DIAGNOSTIC OPERATING INSTRUCTIONS are displayed, or wait
for three minutes.
Are the DIAGNOSTIC OPERATING INSTRUCTIONS displayed without any obvious
console display problems?
NO
YES
Do the following to shut down your system:
1. At the system prompt, stop the operating system.
2. After the operating system is stopped, set the power switch on the
system unit to Off.
3. Go to Step 6.
Go to Step 10.
Hardware Problem Determination
11-3