Removing
the
blade
server
bezel
assembly
.
.
.
.
.
.
.
.
.
.
.
.
.
. 75
Installing
IDE
hard
disk
drives
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 75
Installing
memory
modules
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 77
Installing
an
I/O
expansion
card
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 79
Ethernet
controller,
switch
module,
and
cabling
requirements
.
.
.
.
.
.
.
. 82
Replacing
the
battery
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 83
System
board
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 86
System
board
component
locations
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 86
System-board
LED
locations
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 87
Replacing
the
system
board
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 87
Completing
the
installation
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 90
Installing
the
blade-server
bezel
assembly
.
.
.
.
.
.
.
.
.
.
.
.
.
. 90
Closing
the
blade
server
cover
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 92
Input/output
connectors
and
devices
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 92
Chapter
10.
Symptom-to-FRU
index
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 93
Firmware
checkpoint
(progress)
codes
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 94
Firmware
error
codes
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 102
Service
request
numbers
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 108
Linux
service
aid
″
diagela
″
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 109
Using
the
SRN
list
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 109
Service
request
number
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 109
Source
of
SRN
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 109
Failing
Function
Codes
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 109
Description
and
action
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 110
Using
the
SRN
list
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 110
SRN
tables
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 110
AIX
SRNs
101-711
through
2D02
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 110
SRNs
A00-(x)xxx
through
A1D-(x)xxx
.
.
.
.
.
.
.
.
.
.
.
.
.
. 121
Failing
Function
Codes
(FFCs)
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 141
FFC
table
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 142
Light
path
diagnostics
LEDs
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 145
Error
symptoms
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 145
CD
drive
problems
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 146
Diskette
drive
problems
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 147
General
problems
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 147
Hard
disk
drive
problems
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 147
Memory
problems
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 148
Microprocessor
problems
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 148
Monitor
problems
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 148
Mouse
problems
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 149
Network
connection
problems
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 150
Option
problems
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 150
Power
problems
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 151
Service
processor
problems
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 151
Software
problems
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 152
Startup
problems
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 152
Service
processor
error
codes
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 152
Boot
problem
resolution
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 153
Physical
location
codes
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 154
Undetermined
problems
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 156
Problem
determination
tips
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 158
Chapter
11.
Parts
listing,
Type
8842
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 159
Appendix
A.
Getting
help
and
technical
assistance
.
.
.
.
.
.
.
.
.
. 161
Contents
vii
Summary of Contents for BladeCenter JS20
Page 1: ...BladeCenter JS20 Type 8842 Hardware Maintenance Manual and Troubleshooting Guide...
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Page 68: ...58 BladeCenter JS20 Type 8842 Hardware Maintenance Manual and Troubleshooting Guide...
Page 183: ...Appendix B Safety information 173...
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Page 189: ...Appendix B Safety information 179...
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Page 218: ...Part Number 90P3485 Printed in USA 1P P N 90P3485...