POST
error
codes
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 58
Troubleshooting
tables
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 60
CD
or
DVD
drive
problems
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 60
General
problems
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 61
Hard
disk
drive
problems
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 61
Intermittent
problems
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 62
Keyboard,
mouse,
or
pointing-device
problems
.
.
.
.
.
.
.
.
.
.
.
. 62
USB
keyboard,
mouse,
or
pointing-device
problems
.
.
.
.
.
.
.
.
.
. 63
Memory
problems
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 65
Microprocessor
problems
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 66
Monitor
problems
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 66
Optional-device
problems
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 69
Power
problems
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 70
Serial
port
problems
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 71
ServerGuide
problems
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 72
Software
problems
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 73
Universal
Serial
Bus
(USB)
port
device
problems
.
.
.
.
.
.
.
.
.
.
. 73
Video
problems
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 73
Light
path
diagnostics
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 74
Remind
button
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 76
Light
path
diagnostics
panel
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 77
Appendix.
Getting
help
and
technical
assistance
.
.
.
.
.
.
.
.
.
.
. 81
Before
you
call
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 81
Using
the
documentation
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 81
Getting
help
and
information
from
the
World
Wide
Web
.
.
.
.
.
.
.
.
.
. 82
Software
service
and
support
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 82
Hardware
service
and
support
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 82
Notices
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 83
Edition
notice
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 83
Trademarks
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 84
Important
notes
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 84
Product
recycling
and
disposal
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 85
Battery
return
program
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 86
Electronic
emission
notices
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 87
Federal
Communications
Commission
(FCC)
statement
.
.
.
.
.
.
.
.
. 87
Industry
Canada
Class
A
emission
compliance
statement
.
.
.
.
.
.
.
. 87
Australia
and
New
Zealand
Class
A
statement
.
.
.
.
.
.
.
.
.
.
.
. 87
United
Kingdom
telecommunications
safety
requirement
.
.
.
.
.
.
.
.
. 87
European
Union
EMC
Directive
conformance
statement
.
.
.
.
.
.
.
.
. 87
Taiwanese
Class
A
warning
statement
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 88
Chinese
Class
A
warning
statement
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 88
Japanese
Voluntary
Control
Council
for
Interference
(VCCI)
statement
.
.
. 88
Index
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 89
iv
IBM
System
x3950
Type
8872
and
System
x3950
E
Type
8874:
Installation
Guide
Summary of Contents for 88728AU - System x3950 - 8872 Datacenter High Availability
Page 3: ...IBM System x3950 Type 8872 and System x3950 E Type 8874 Installation Guide...
Page 42: ...30 IBM System x3950 Type 8872 and System x3950 E Type 8874 Installation Guide...
Page 68: ...56 IBM System x3950 Type 8872 and System x3950 E Type 8874 Installation Guide...
Page 104: ...92 IBM System x3950 Type 8872 and System x3950 E Type 8874 Installation Guide...
Page 105: ......
Page 106: ...Part Number 31R1855 Printed in USA 1P P N 31R1855...