Removing
the
system
board
assembly
When
replacing
the
system
board,
you
will
replace
the
system
board
and
blade
base
as
one
assembly.
After
replacement,
you
must
either
update
the
blade
server
with
the
latest
firmware
or
restore
the
pre-existing
firmware
that
the
customer
provides
on
a
diskette
or
CD
image.
Note:
See
“System
board
layouts”
on
page
7
for
more
information
on
the
locations
of
the
connectors,
jumpers
and
LEDs
on
the
system
board.
To
remove
the
system
board
assembly,
complete
the
following
steps:
1.
Read
the
safety
information
that
begins
on
page
vii,
and
“Installation
guidelines”
on
page
19.
2.
If
the
blade
server
is
installed
in
a
BladeCenter
unit,
remove
it
(see
“Removing
the
blade
server
from
a
BladeCenter
unit”
on
page
21
for
instructions).
3.
Remove
the
blade
server
cover
(see
“Removing
the
blade
server
cover”
on
page
24).
4.
If
a
Memory
and
I/O
Expansion
Blade
is
installed,
remove
it
(see
“Removing
an
expansion
unit”
on
page
26).
5.
If
the
system
board
assembly
is
equipped
with
power
connector
J164,
remove
the
power
jumper
(see
“Removing
the
power
jumper”
on
page
43).
6.
Remove
the
blade
server
bezel
assembly
(see
“Removing
the
bezel
assembly”
on
page
28).
7.
Remove
all
of
the
installed
components
in
the
following
list
from
the
system
board
assembly;
then,
place
them
on
a
non-conductive
surface
or
install
them
on
the
new
system
board
assembly.
v
I/O-expansion
card.
See
“Removing
a
small-form-factor
expansion
card”
on
page
36,
“Removing
a
standard-form-factor
expansion
card”
on
page
38,
and
“Removing
a
high-speed
expansion
card”
on
page
40.
v
Concurrent
KVM
feature
card.
See
“Removing
a
Concurrent
KVM
Feature
Card”
on
page
34.
v
Hard
disk
drives.
See
“Removing
a
SAS
hard
disk
drive”
on
page
29.
v
Microprocessors
and
heat
sinks.
See
“Removing
a
microprocessor
and
heat
sink”
on
page
45.
v
DIMMs.
See
“Removing
a
memory
module”
on
page
31.
v
Battery.
See
“Removing
the
battery”
on
page
41.
8.
Remove
the
socket
covers
from
the
microprocessor
sockets
on
the
new
system
board
and
place
them
on
the
microprocessor
sockets
of
the
system
board
you
are
removing.
9.
Remove
the
socket
covers
from
the
microprocessor
sockets
on
the
new
system
board
and
place
them
on
the
microprocessor
sockets
of
the
system
board
you
are
removing.
10.
If
you
are
instructed
to
return
the
system
board
assembly,
follow
all
packaging
instructions,
and
use
any
packaging
materials
for
shipping
that
are
supplied
to
you.
Chapter
4.
Removing
and
replacing
blade
server
components
49
Summary of Contents for 8853L6U
Page 1: ...BladeCenter HS21 Types 1885 and 8853 Problem Determination and Service Guide...
Page 2: ......
Page 3: ...BladeCenter HS21 Types 1885 and 8853 Problem Determination and Service Guide...
Page 8: ...vi BladeCenter HS21 Types 1885 and 8853 Problem Determination and Service Guide...
Page 16: ...xiv BladeCenter HS21 Types 1885 and 8853 Problem Determination and Service Guide...
Page 30: ...14 BladeCenter HS21 Types 1885 and 8853 Problem Determination and Service Guide...
Page 145: ......
Page 146: ...Part Number 49Y0053 Printed in USA 1P P N 49Y0053...
