IBM 8649 - Eserver xSeries 225 Maintenance And Troubleshooting Manual page 69

b. Slide the adapter airflow guide out of the guides on the air baffle and front
adapter-support bracket; then, remove it from the chassis.
7. Remove the air baffle by unhooking it from its retaining tabs and lifting it off the
chassis.
8. Locate the second microprocessor socket (connector CPU2) on the system
board.
9. Remove the microprocessor baffle from the second microprocessor socket.
10. If the second microprocessor socket is covered with protective film, peel and
remove the film.
11. Install the microprocessor:
a. Touch the static-protective package containing the new microprocessor to
any unpainted metal surface on the server; then, remove the
microprocessor from the package.
b. Pull out and lift up on the microprocessor-release lever to unlock the
microprocessor socket.
Attention:
1) Do not use excessive force when pressing the microprocessor into the
socket.
2) Make sure that the microprocessor is oriented and aligned correctly
with pin number 1 in the socket before you try to close the
microprocessor-release lever. The following illustration shows the
alignment marks for both microprocessors and sockets.
Alignment marks
Microprocessor 2
Alignment marks
Microprocessor
socket 2
c. Center the microprocessor over the microprocessor socket. Align the
triangle on the corner of the microprocessor with the triangle on the corner
of the socket and carefully press the microprocessor into the socket.
d. Carefully close the microprocessor-release lever to secure the
microprocessor in the socket.
Attention: Do not set the heat sink down after you remove the plastic cover
and do not touch the thermal grease on the bottom of the heat sink. Touching
the thermal grease will contaminate it. If the thermal grease on the
microprocessor or heat sink becomes contaminated, contact your service
technician.
Microprocessor 1
Microprocessor
socket 1
Chapter 4. Installing options
59