Lenovo RD120 - Manual (Page 72)

c. Rotate the microprocessor release lever 2 on the socket from its closed
and locked position until it stops in the fully open position.
Attention:
v Do not touch the microprocessor contacts; handle the microprocessor by
the edges only. Contaminants on the microprocessor contacts, such as
oil from your skin, can cause connection failures between the contacts
and the socket.
v Handle the microprocessor carefully. Dropping the microprocessor during
installation or removal can damage the contacts.
v Do not use excessive force when you press the microprocessor into the
socket.
v Make sure that the microprocessor is oriented, aligned, and positioned in
the socket before you try to close the lever.
1 Microprocessor
2 Alignment marks
3 Notches
d. Align the microprocessor with the socket (note the alignment mark and the
position of the notches); then, carefully place the microprocessor in the
socket. Close the microprocessor bracket frame.
Note: The microprocessor fits only one way on the socket.
e. Carefully close the microprocessor release lever to secure the
microprocessor in the socket.
10. Install a heat sink on the microprocessor.
58 ThinkServer RD120 Types 6444, 6445, 6446, and 6447: User Guide