Lenovo ThinkCentre M51e (English) User guide - Page 29

Installing, adapters

Page 29 highlights

2. Locate the memory connectors. See "Identifying parts on the system board" on page 11. 3. Open the retaining clips. 4. Position the memory module over the memory connector. Make sure that the notch 1 on the memory module aligns correctly with the connector key 2 on the system board. Push the memory module straight down into the memory connector until the retaining clips close. What to do next: v To work with another option, go to the appropriate section. v To complete the installation, go to "Replacing the cover and connecting the cables" on page 24. Installing adapters This section provides information and instructions for installing and removing adapters. Your computer has four expansion connectors. There are two connectors for PCI adapters, one for a PCI Express x16 adapter (some models), and one for a PCI Express x1 adapter. To install an adapter: 1. Remove the computer cover. See "Removing the cover" on page 10. Chapter 1. Installing options 13

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2.
Locate
the
memory
connectors.
See
“Identifying
parts
on
the
system
board”
on
page
11.
3.
Open
the
retaining
clips.
4.
Position
the
memory
module
over
the
memory
connector.
Make
sure
that
the
notch
±1²
on
the
memory
module
aligns
correctly
with
the
connector
key
±2²
on
the
system
board.
Push
the
memory
module
straight
down
into
the
memory
connector
until
the
retaining
clips
close.
What
to
do
next:
v
To
work
with
another
option,
go
to
the
appropriate
section.
v
To
complete
the
installation,
go
to
“Replacing
the
cover
and
connecting
the
cables”
on
page
24.
Installing
adapters
This
section
provides
information
and
instructions
for
installing
and
removing
adapters.
Your
computer
has
four
expansion
connectors.
There
are
two
connectors
for
PCI
adapters,
one
for
a
PCI
Express
x16
adapter
(some
models),
and
one
for
a
PCI
Express
x1
adapter.
To
install
an
adapter:
1.
Remove
the
computer
cover.
See
“Removing
the
cover”
on
page
10.
Chapter
1.
Installing
options
13