Working
with
a
hard
disk
drive
.
.
.
.
.
.
.
.
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.
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.
.
.
.
.
.
. 34
Installing
a
hot-swap
hard
disk
drive
.
.
.
.
.
.
.
.
.
.
.
.
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.
.
. 35
Installing
a
non-hot-swap
hard
disk
drive
.
.
.
.
.
.
.
.
.
.
.
.
.
. 36
Installing
memory
modules
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 37
Installing
a
microprocessor
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 39
Replacing
the
battery
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 42
Replacing
a
fan
assembly
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 45
Completing
the
installation
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 47
Connecting
the
cables
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 48
Updating
the
server
configuration
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 48
Chapter
5.
I/O
connectors
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 51
Ethernet
connector
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 51
Serial
connector
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 52
Universal
Serial
Bus
connectors
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 52
Video
connector
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 52
Chapter
6.
Service
replaceable
units
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 53
Removing
a
microprocessor
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 54
Thermal
grease
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
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.
.
. 55
Power
supply
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 56
Operator
information
card
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 58
CD-ROM
drive
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 59
SCSI
backplane
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 60
Riser
card
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
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.
.
.
.
. 61
Baseboard
management
controller
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 62
System
board
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 64
System
board
internal
connectors
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 64
System-board
external
connectors
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 65
System-board
LEDs
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 66
System-board
option
connectors
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 67
System-board
connectors
for
adapters,
DIMMs,
and
other
components
.
.
. 68
System-board
switches
and
jumpers
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 69
Removing
the
system
board
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 70
Chapter
7.
Symptom-to-FRU
index
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 73
Beep
symptoms
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 74
No-beep
symptoms
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 75
Diagnostic
error
codes
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 76
Error
symptoms
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 78
POST
error
codes
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 84
Service
processor
error
codes
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 86
ServeRAID
error
codes
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 86
POST
(ISPR)
error
procedures
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 88
SCSI
error
codes
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 90
Undetermined
problems
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 91
Problem
determination
tips
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 92
Chapter
8.
Parts
listing,
Type
8835
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 93
System
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 94
Power
cord
CRUs
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 96
Appendix
A.
Getting
help
and
technical
assistance
.
.
.
.
.
.
.
.
.
. 99
Before
you
call
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 99
Using
the
documentation
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 99
Getting
help
and
information
from
the
World
Wide
Web
.
.
.
.
.
.
.
.
.
. 99
vi
Eserver
325
Type
8835:
Hardware
Maintenance
Manual
and
Troubleshooting
Guide
Summary of Contents for 8835 - Eserver 325 - 1 GB RAM
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