IBM BladeCenter JS21 Types 8844 Service Manual page 123

Problem determination and service guide
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4. Check the BladeCenter management module event log. If an
error was recorded by the system, see "Attention codes" on
page 34 or "Error codes" on page 37.
5. If no error was recorded, or if the login prompt appears and you
still suspect a problem, continue to Step 003 .
Step 003
Is the operating system AIX?
Yes
No
Step 004
Is the operating system Linux?
Yes
No
Step 005
Perform the following steps:
Note: When possible, run AIX Online Diagnostics in concurrent
mode. AIX Online Diagnostics perform additional functions,
compared to the Standalone Diagnostics CD.
1. Perform the AIX online diagnostics, see "Starting AIX concurrent
diagnostics" on page 108. Record any diagnostic results and
see the "SRN tables" on page 67 to identify the failing
component.
Note: When replacing a component, perform system
verification for the component (see "Using the diagnostics
program" on page 111).
2. If you cannot perform AIX concurrent online diagnostics;
continue to Step 006 .
Step 006
Perform the following steps:
1. Use the management-module Web interface to make sure that
the device from which you load the standalone diagnostics is
set as the first device in the blade server boot sequence.
2. Turn off the system unit power and wait 45 seconds before
proceeding.
3. Turn on the blade server and establish an SOL session.
4. Check for the following responses:
a. Progress codes are displayed on the console.
b. Record any messages or diagnostic information that may be
5. Load the Standalone Diagnostics. Go to "Starting standalone
diagnostics from a CD" on page 109 or "Starting standalone
diagnostics from a NIM server" on page 110.
6. If you have replaced the failing component, perform system
verification for the component (see "Using the diagnostics
program" on page 111
This ends the AIX procedure.
Record any information or messages that may be provided
on the system console; then go to Step 005 .
Go to Step 004 .
Record any information or messages that may be provided
on the system console; then go to Step 007 . If you cannot
load the Standalone Diagnostics CD, answer this question
No.
Go to "Solving undetermined problems" on page 135.
displayed on the system console.
107
Chapter 2. Diagnostics

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