IBM QS21 Service Guide - Page 6

Diagnostics, troubleshooting - processor

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Removing the BladeCenter PCI Express I/O Expansion Unit 32 Installing the optional InfiniBand card 33 Adding I/O DDR2 memory modules 36 Replacing DIMM fillers 37 Installing the SAS expansion card 38 Installing the BladeCenter PCI Express I/O Expansion Unit 40 Removing the blade-server front bezel assembly 41 Replacing the system board base and planar 41 Replacing the battery 42 Using the miscellaneous parts kit 45 Replacing the ball studs 45 Finishing the installation 47 Installing the front bezel assembly 47 Closing the blade server cover 49 Input/output connectors and devices 49 Chapter 5. Diagnostics and troubleshooting 51 Prerequisites 51 Basic checks 51 Finding troubleshooting information 52 Troubleshooting charts 52 Problems indicated by the front panel LEDs 52 Problems indicated by the system board LEDS 54 Power problems 57 Power throttling 57 Network connection problems 57 Service processor problems 58 Software problems 58 Recovering the system firmware code 59 Checking the boot image 59 Booting from the TEMP image 59 Recovering the TEMP image from the PERM image 59 Supported boot media 59 Booting the system 60 Diagnostic programs and messages 62 Running diagnostics and preboot DSA 62 Diagnostic text messages 63 Viewing the test log 63 DSA error messages 63 CPU test results 64 BMC test results 64 Memory tests 70 System firmware startup messages 71 Boot errors and handling 72 Boot list 72 System firmware update errors 74 Memory initialization errors 75 USB errors 75 Network boot errors 77 SAS boot errors 79 I/O DIMM boot-time errors 86 Other error messages 88 BMC firmware messages 89 NMI error messages 92 Problem reporting 94 Problem description 94 iv BladeCenter QS21 Type 0792: Problem Determination and Service Guide

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Removing
the
BladeCenter
PCI
Express
I/O
Expansion
Unit
.
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. 32
Installing
the
optional
InfiniBand
card
.
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. 33
Adding
I/O
DDR2
memory
modules
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. 36
Replacing
DIMM
fillers
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. 37
Installing
the
SAS
expansion
card
.
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. 38
Installing
the
BladeCenter
PCI
Express
I/O
Expansion
Unit
.
.
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.
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.
. 40
Removing
the
blade-server
front
bezel
assembly
.
.
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. 41
Replacing
the
system
board
base
and
planar
.
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. 41
Replacing
the
battery
.
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. 42
Using
the
miscellaneous
parts
kit
.
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. 45
Replacing
the
ball
studs
.
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. 45
Finishing
the
installation
.
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. 47
Installing
the
front
bezel
assembly
.
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. 47
Closing
the
blade
server
cover
.
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. 49
Input/output
connectors
and
devices
.
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. 49
Chapter
5.
Diagnostics
and
troubleshooting
.
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Prerequisites
.
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. 51
Basic
checks
.
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. 51
Finding
troubleshooting
information
.
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. 52
Troubleshooting
charts
.
.
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. 52
Problems
indicated
by
the
front
panel
LEDs
.
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. 52
Problems
indicated
by
the
system
board
LEDS
.
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. 54
Power
problems
.
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. 57
Power
throttling
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Network
connection
problems
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Service
processor
problems
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Software
problems
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. 58
Recovering
the
system
firmware
code
.
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. 59
Checking
the
boot
image
.
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. 59
Booting
from
the
TEMP
image
.
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. 59
Recovering
the
TEMP
image
from
the
PERM
image
.
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. 59
Supported
boot
media
.
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. 59
Booting
the
system
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. 60
Diagnostic
programs
and
messages
.
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. 62
Running
diagnostics
and
preboot
DSA
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. 62
Diagnostic
text
messages
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. 63
Viewing
the
test
log
.
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. 63
DSA
error
messages
.
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. 63
CPU
test
results
.
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. 64
BMC
test
results
.
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. 64
Memory
tests
.
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. 70
System
firmware
startup
messages
.
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. 71
Boot
errors
and
handling
.
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. 72
Boot
list
.
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.
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. 72
System
firmware
update
errors
.
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. 74
Memory
initialization
errors
.
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. 75
USB
errors
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. 75
Network
boot
errors
.
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. 77
SAS
boot
errors
.
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. 79
I/O
DIMM
boot-time
errors
.
.
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. 86
Other
error
messages
.
.
.
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.
.
. 88
BMC
firmware
messages
.
.
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. 89
NMI
error
messages
.
.
.
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. 92
Problem
reporting
.
.
.
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. 94
Problem
description
.
.
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. 94
iv
BladeCenter
QS21
Type
0792:
Problem
Determination
and
Service
Guide