IBM x3655 Service Guide - Page 57

Removing, replacing, cover - memory

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Removing and replacing Tier 1 CRUs Replacement of Tier 1 CRUs is your responsibility. If IBM installs a Tier 1 CRU at your request, you will be charged for the installation. The illustrations in this document might differ slightly from your hardware. Removing the cover Attention: For proper cooling and airflow, replace the cover before turning on the server. Operating the server for extended periods of time (more than 2 minutes) with the cover removed might damage server components. To remove the cover, complete the following steps: 1. Read the safety information that begins on page vii and "Installation guidelines" on page 35. 2. If you are planning to install or remove a microprocessor, memory module, PCI adapter, or tape drive, turn off the server and all attached devices and disconnect all external cables and power cords. 3. Press down on the left and right side latches and slide the server out of the rack enclosure until both slide rails lock. Note: You can reach the cables on the back of the server when the server is in the locked position. Cover-release latch 4. Lift the cover-release latch. Lift the cover off the server and set the cover aside. 5. If you are instructed to return the cover, follow all packaging instructions, and use any packaging materials for shipping that are supplied to you. Chapter 3. Removing and replacing server components 39

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Removing
and
replacing
Tier
1
CRUs
Replacement
of
Tier
1
CRUs
is
your
responsibility.
If
IBM
installs
a
Tier
1
CRU
at
your
request,
you
will
be
charged
for
the
installation.
The
illustrations
in
this
document
might
differ
slightly
from
your
hardware.
Removing
the
cover
Attention:
For
proper
cooling
and
airflow,
replace
the
cover
before
turning
on
the
server.
Operating
the
server
for
extended
periods
of
time
(more
than
2
minutes)
with
the
cover
removed
might
damage
server
components.
To
remove
the
cover,
complete
the
following
steps:
1.
Read
the
safety
information
that
begins
on
page
vii
and
“Installation
guidelines”
on
page
35.
2.
If
you
are
planning
to
install
or
remove
a
microprocessor,
memory
module,
PCI
adapter,
or
tape
drive,
turn
off
the
server
and
all
attached
devices
and
disconnect
all
external
cables
and
power
cords.
3.
Press
down
on
the
left
and
right
side
latches
and
slide
the
server
out
of
the
rack
enclosure
until
both
slide
rails
lock.
Note:
You
can
reach
the
cables
on
the
back
of
the
server
when
the
server
is
in
the
locked
position.
Cover-release
latch
4.
Lift
the
cover-release
latch.
Lift
the
cover
off
the
server
and
set
the
cover
aside.
5.
If
you
are
instructed
to
return
the
cover,
follow
all
packaging
instructions,
and
use
any
packaging
materials
for
shipping
that
are
supplied
to
you.
Chapter
3.
Removing
and
replacing
server
components
39