Chapter 8. Hardware Problem Determination; Problem Determination Using The Standalone Or Online Diagnostics; Step 1. Considerations Before Running This Procedure; Step 2 - IBM RS/6000 User Manual

Chapter 8. Hardware Problem Determination

This chapter provides information on using Stand-alone or online diagnostics to help
you solve hardware problems. In addition, it provides a list of error codes and
recommended actions that you can take to resolve the problem before contacting a
service representative.

Problem Determination Using the Standalone or Online Diagnostics

Use this procedure to obtain a service request number (SRN) when you are able to
load the Stand-alone or Online Diagnostics. If you are unable to load the Stand-alone or
Online Diagnostics, go to "Problem Determination When Unable to Load Diagnostics"
on page 154. The service organization uses the SRN to determine which field
replaceable units (FRUs) are needed to restore the system to correct operation.

Step 1. Considerations before Running This Procedure

Note: See the operator manual for your ASCII terminal to find the key sequences you
v The diagnostics can use a display connected to the video port or an ASCII terminal
attached to a serial port.
v This procedure asks you to select the type of diagnostics you want to run. If you
need more information about the types, see "Chapter 5. Using the Standalone and
Online Diagnostics" on page 107.
v Go to step 2.

Step 2

Are the Online Diagnostics installed on this system?
NO
YES

Step 3

Determine if the operating system is accepting commands.
Is the operating system accepting commands?
NO
YES
need to respond to the diagnostic programs.
Go to "Step 15" on page 153.
Go to "Step 3".
The system must be turned off in order to run diagnostics.
Verify with the system administration and users that the system may
be turned off. If so, then turn off the system unit and go to "Step 6" on
page 150.
Go to "Step 4" on page 150.
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