Replacing The Cover Presence Switch - Lenovo 2119 Maintenance Manual

4. Note the orientation of the socket cover, and install one side of the socket cover into the microprocessor
socket.
Figure 140. Installing one side of the socket cover into the microprocessor socket
Note: Your microprocessor socket and cover might look slightly different from the illustration.
5. Carefully press the other side of the socket cover downward until the socket cover snaps into position.
6. Carefully check the four corners of the socket cover to ensure that the cover is secured in the
microprocessor socket.
7. Follow any additional instructions included with the replacement part you received.

Replacing the cover presence switch

Attention:
Do not open your computer or attempt any repair before reading and understanding the "Important safety information"
on page 1.
This section provides instructions on how to replace the cover presence switch (intrusion switch).
To replace the cover presence switch, do the following:
1. Turn off the computer and disconnect all power cords from electrical outlets.
2. Open the computer cover. See "Opening the computer cover" on page 154.
3. Remove the front bezel. See "Removing and reinstalling the front bezel" on page 154.
4. Locate the cover presence switch. See "Locating major FRUs and CRUs" on page 81.
5. Disconnect the cover presence switch cable from the cover presence switch connector on the system
board. See "Locating parts on the system board" on page 83.
.
Chapter 10 Replacing FRUs (machine types: 2756, 2800, 2929, 2932, 2934, 2941, 2945, 2961, 2982, 2988, 2993, 2996, 3181,
3183, 3185, 3187, 3198, 3202, 3207, 3209, 3214, 3218, 3224, 3227, 3306, 3393, and 3395)
195