IBM 6H0, Service Manual

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Note: Certain checkpoints may remain in the display for long periods of time.
A spinning cursor is visible in the upper-right corner of the display
during these periods to indicate that system activity is continuing.
Error Codes
If a fault is detected, an 8-digit error code is displayed in the operator panel
display. A location may be displayed at the same time on the second line of
the display.
Checkpoints can become error codes if the system fails to advance past the
point at which the code was presented.
For a list of checkpoints, see Chapter 4, “Checkpoints,” on page 137. Each
entry provides a description of the event and the recommended action if the
system fails to advance.
SRNs Service request numbers, in the form xxx-xxx or xxx-xxxx, may also be
displayed on the operator panel display and be noted in the AIX error log.
SRNs are listed in the RS/6000 and
Eserver
pSeries Diagnostics Information
for Multiple Bus Systems , order number SA38-0509.
FRU Isolation
For a list of error codes and recommended actions for each code, see Chapter 5, “Error
Code to FRU Index,” on page 163. These actions can refer to Chapter 10, “Parts
Information,” on page 469, Chapter 3, “Maintenance Analysis Procedures (MAPs),” on
page 75, or provide informational message and directions. If a replacement part is
indicated, direct reference is made to the part name. The respective AIX and physical
location codes are listed for each occurrence as required. For a list of locations codes,
see “AIX and Physical Location Code Reference Tables” on page 36.
To look up part numbers and view component diagrams, see Chapter 10, “Parts
Information,” on page 469. The beginning of the chapter provides a parts index with the
predominant field replaceable units (FRUs) listed by name. The remainder of the
chapter provides illustrations of the various assemblies and components which make up
these servers.
Electronic Service Agent for the
Eserver
pSeries and RS/6000
Service support for your system can be enhanced through the use of the application
program, Electronic Service Agent. This application provides a number of advantages
for the systems customer, including automatic error reporting and analysis without
customer intervention. The Electronic Service Agent kit includes the Electronic Service
Agent for
Eserver
pSeries and RS/6000 CD, order number LCD4–1060, which
contains documentation to help you set up and use Electronic Service Agent.
Chapter 2. Diagnostics Overview
71