Lenovo 70A0 Maintenance Manual page 88

1. Remove all media from the drives and turn off all attached devices and the server. Then, disconnect all
power cords from electrical outlets and disconnect all cables that are connected to the server.
2. Remove the server cover. See "Removing the server cover" on page 37.
3. Lay the server on its side for easier access to the system board.
4. Locate the system board and disconnect all cables connected to the system board. See "Locating
parts on the system board" on page 15.
5. Remove the heat sink and fan assembly. See "Replacing the heat sink and fan assembly" on page 69.
Note: Place the heat sink and fan assembly on its side so that the thermal grease on the bottom of it
does not get in contact with anything.
6. Lift the small handle
Figure 59. Accessing the microprocessor
7. Lift the microprocessor straight up and out of the microprocessor socket.
Figure 60. Removing the microprocessor
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ThinkServer TS140 Hardware Maintenance Manual
1 and open the retainer 2 to access the microprocessor 3 .