Lenovo 5457 Installation And Service Manual page 307

8. Reconnect any cables that you disconnected during the removal of the old microprocessor.
9. Secure the SATA signal cables with the retention-clips.
10. Install the air baffle (see
11. Install the side cover (see
12. Stand the server back up in its vertical position.
13. Install the bezel (see
14. Reconnect the external cables and power cords; then, turn on the attached devices and turn on the
server.
To install the microprocessor and heat sink on the 5U server model with hot-swap power supplies, complete
the following steps. For 4U server models with non-hot-swap power supplies, please see the above sub-
section.
1. Read the safety information in
2. Touch the static-protective package that contains the microprocessor to any unpainted metal surface on
the server. Then, remove the microprocessor from the package.
3. Remove the protective cover, tape, or label from the surface of the microprocessor socket, if any is
present.
4. Rotate the release lever on the microprocessor socket to the fully open position.
Attention: Make sure that the release lever on the microprocessor socket is in the fully open position
before you insert the microprocessor in the socket. Failure to do so might result in permanent damage to
the microprocessor, microprocessor socket, and system board.
5. Carefully grasp the microprocessor and place the microprocessor into the microprocessor socket.
Notes: To maintain correct orientation between the microprocessor and the microprocessor socket
during installation, observe the following information:
• The microprocessor has two notches that are keyed to two tabs on the sides of the socket.
• A triangle-shaped indicator on one corner of the microprocessor points to a 45-degree angle on the
system board.
• Do not use excessive force when you press the microprocessor into the socket.
6. Close the microprocessor bracket frame; then, close the microprocessor retention latch and lock it
securely in place.
"Replacing the air baffle" on page
"Replacing the side cover" on page
"Replacing the bezel" on page
"Safety" on page v
178).
175).
182).
and "Installation guidelines" on page
.
Chapter 6 Removing and replacing components
31.
295