Replacing adapters, Types 8185, 8186, 8192, 8413, and 8430, Replacing – IBM THINKCENTER 8189 User Manual
Page 45: Adapters, Types

Note:
Only
DDR
SDRAM
memory
modules
can
be
used.
To
replace
a
memory
module:
1.
Remove
the
cover.
See
2.
To
locate
the
memory
connectors.
See
3.
Remove
the
memory
module
being
replaced
by
opening
the
retaining
clips
as
shown.
4.
Make
sure
the
notches
in
the
new
memory
module
align
with
the
tabs
on
the
connector.
Push
or
insert
the
memory
module
straight
down
into
the
connector
until
the
retaining
clips
close.
5.
Go
to
Replacing
adapters
Types
8185,
8186,
8192,
8413,
and
8430
These
type
computers
have
three
expansion
slots
for
PCI
adapters
and
one
slot
used
for
an
AGP
adapter.
Adapters
must
be
low
profile.
The
computer
supports
adapters
up
to
168
mm
(6.6
inches)
long.
1.
Remove
the
cover.
See
Chapter
6.
Replacing
FRUs
39
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