DIMM
Retaining
clip
8.
Insert
the
DIMM
into
the
connector
by
aligning
the
edges
of
the
DIMM
with
the
slots
at
the
ends
of
the
DIMM
connector.
9.
Firmly
press
one
end
of
the
DIMM
into
the
connector;
then,
press
the
other
end
into
the
connector.
The
retaining
clips
snap
into
the
locked
position
when
the
DIMM
is
seated
in
the
connector.
If
there
is
a
gap
between
the
DIMM
and
the
retaining
clips,
the
DIMM
has
not
been
correctly
inserted;
open
the
retaining
clips,
remove
the
DIMM,
and
then
reinsert
it.
10.
Repeat
steps
5
through
9
to
replace
any
remaining
DIMMs
on
the
memory
card.
11.
Replace
the
memory
card:
a.
Insert
the
memory
card
into
the
memory
card
connector.
b.
Press
the
memory
card
into
the
connector
and
close
the
small
retention
lever.
c.
Wait
two
seconds
and
close
the
large
retention
lever.
If
you
have
other
options
to
install
or
remove,
do
so
now;
otherwise,
go
to
“Completing
the
installation”
on
page
47.
Hot-adding
DIMMs
To
hot-add
DIMMs
and
memory
cards,
complete
the
following
steps:
1.
Read
the
safety
information
that
begins
on
page
v
and
“Installation
guidelines”
on
page
21.
Attention:
Static
electricity
that
is
released
to
internal
server
components
when
the
server
is
powered-on
might
cause
the
server
to
halt,
which
could
result
in
the
loss
of
data.
To
avoid
this
potential
problem,
always
use
an
electrostatic-discharge
wrist
strap
or
other
grounding
system
when
working
inside
the
server
with
the
power
on.
2.
Remove
the
top
cover
from
the
server
(see
“Removing
the
cover
and
bezel”
on
page
23).
Attention:
When
moving
the
memory
card,
do
not
allow
it
to
touch
any
components
or
structures
inside
the
server.
3.
Place
a
memory
card
on
a
flat,
static-protected
surface
with
the
DIMM
connectors
facing
up.
40
IBM
System
x3950
Type
8878
and
System
x3950
E
Type
8879:
User’s
Guide
Summary of Contents for 88743RU - System x3950 E
Page 1: ...IBM System x3950 Type 8878 and System x3950 E Type 8879 User s Guide...
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Page 3: ...IBM System x3950 Type 8878 and System x3950 E Type 8879 User s Guide...
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Page 110: ...Part Number 31R1871 Printed in USA 1P P N 31R1871...
