Replacing The Microprocessor - Lenovo ThinkStation P310 Hardware Maintenance Manual

2. Note the orientation of the socket cover, and install one side of the socket cover into the microprocessor
socket. Carefully press the other side of the socket cover downward until the socket cover snaps
into position.
Note: Your microprocessor socket and cover might look slightly different from the illustration.
Figure 36. Installing the microprocessor socket cover
3. Carefully check the four corners of the socket cover to ensure that the cover is seated securely.
4. Follow any additional instructions that are included with the replacement part you received.

Replacing the microprocessor

Attention: Before you replace any FRU, be sure to read and understand Chapter 1 "Read this first: Important
safety information" on page 1.
CAUTION:
The heat sink and microprocessor might be very hot. Before you open the computer cover, turn off
the computer and wait several minutes until the computer is cool.
To replace the microprocessor, do the following:
1. Remove all media from the drives and turn off all attached devices and the computer. Then, disconnect
all power cords from electrical outlets and disconnect all cables that are connected to the computer.
2. Remove the computer cover. See "Removing the computer cover" on page 90.
3. Lay the computer on its side for easier access to the system board.
4. Locate the system board and disconnect the cable connected to the heat sink and fan assembly.
See "Parts on the system board" on page 34.
5. Remove the heat sink and fan assembly. See "Replacing the heat sink and fan assembly" on page 136.
Note: Place the heat sink and fan assembly on its side so that the thermal grease on the bottom
does not contact with anything.
.
Chapter 9 Installing or replacing hardware
107