Lenovo ThinkCentre M50e Hardware Maintenance Manual - Page 102

Removing, replacing, memory, adapter

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Removing and replacing memory 1. Remove the cover. See "Removing the cover" on page 92. 2. To locate the DIMM connectors. See "Identifying parts on the system board" on page 95. 3. Open the retaining clips and remove the failing DIMM. 4. Make sure the notch 1 on the new DIMM is aligned correctly with the connector key 2 on the socket. Insert the DIMM straight down into the connector until it snaps into position and the retaining clips are closed. 5. Go to "Closing the cover and connecting cables" on page 104. Removing and replacing a PCI adapter 1. Remove the cover. See "Removing the cover" on page 92. 2. Remove the screw securing the adapter. 3. Remove the failing adapter. 4. Remove the new adapter from its static-protective package. 5. Install the new adapter into the appropriate slot on the system board. 96 Hardware Maintenance Manual

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Removing
and
replacing
memory
1.
Remove
the
cover.
See
“Removing
the
cover”
on
page
92.
2.
To
locate
the
DIMM
connectors.
See
“Identifying
parts
on
the
system
board”
on
page
95.
3.
Open
the
retaining
clips
and
remove
the
failing
DIMM.
4.
Make
sure
the
notch
±1²
on
the
new
DIMM
is
aligned
correctly
with
the
connector
key
±2²
on
the
socket.
Insert
the
DIMM
straight
down
into
the
connector
until
it
snaps
into
position
and
the
retaining
clips
are
closed.
5.
Go
to
“Closing
the
cover
and
connecting
cables”
on
page
104.
Removing
and
replacing
a
PCI
adapter
1.
Remove
the
cover.
See
“Removing
the
cover”
on
page
92.
2.
Remove
the
screw
securing
the
adapter.
3.
Remove
the
failing
adapter.
4.
Remove
the
new
adapter
from
its
static-protective
package.
5.
Install
the
new
adapter
into
the
appropriate
slot
on
the
system
board.
96
Hardware
Maintenance
Manual