Removing
and
replacing
FRUs
FRUs
must
be
installed
only
by
trained
service
technicians.
The
illustrations
in
this
document
might
differ
slightly
from
the
hardware.
Microprocessor
The
following
notes
describe
the
type
of
microprocessor
that
the
server
supports
and
other
information
that
you
must
consider
when
installing
a
microprocessor:
v
The
server
supports
one
Intel
land
grid
array
(LGA)
775-land
dual-core
Pentium
IV
with
a
1024
KB
(minimum)
Level-2
cache.
v
Read
the
documentation
that
comes
with
the
microprocessor
to
determine
whether
you
have
to
update
the
BIOS
code.
To
download
the
most
current
level
of
BIOS
code,
go
to
http://www.ibm.com/support/.
v
Depending
on
the
microprocessor
that
is
used,
the
server
has
a
front-side
bus
speed
of
533
or
800
megatransfers
per
second
(MT/s).
v
The
microprocessor
uses
an
integrated
voltage
regulator
on
the
system
board.
Removing
the
microprocessor
To
remove
the
microprocessor,
complete
the
following
steps.
1.
Read
the
safety
information
that
begins
on
page
and
2.
Turn
off
the
server
and
peripheral
devices,
and
disconnect
the
power
cords
and
all
external
cables
necessary
to
replace
the
device.
3.
Remove
the
server
from
the
rack;
then,
remove
the
cover
(see
Heat-exchanger-assembly
release latch
Heat-exchanger
assembly
Air baffle
4.
Remove
the
air
baffle.
5.
Open
the
heat-exchanger-assembly
release
latch
to
the
fully-open
position.
6.
Lift
the
side
of
the
heat-exchanger
assembly
that
is
closer
to
the
middle
of
the
server,
slide
it
toward
the
middle
of
the
server
slightly,
and
lift
the
entire
54
IBM
xSeries
306m
Types
8849
and
8491:
Problem
Determination
and
Service
Guide
Summary of Contents for 306m - eServer xSeries - 8849
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Page 3: ...IBM xSeries 306m Types 8849 and 8491 Problem Determination and Service Guide ...
Page 8: ...vi IBM xSeries 306m Types 8849 and 8491 Problem Determination and Service Guide ...
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Page 144: ... Part Number 31R1183 Printed in USA 1P P N 31R1183 ...
