Replacing the keyboard
This section provides instructions on how to replace the keyboard.
1. Remove any media from the drives, shut down your operating system, and
2. Unplug all power cords from electrical outlets.
3. Locate the keyboard connector. See "Locating connectors on the rear of your
Figure 24. Keyboard connector
4. Disconnect the failing keyboard cable from the computer.
5. Connect a new keyboard to the appropriate connector on the computer.
6. Go to Chapter 4, "Completing the parts replacement," on page 27.
Replacing the mouse
This section provides instructions on how to replace the mouse.
1. Remove any media from the drives, shut down your operating system, and
2. Unplug all power cords from electrical outlets.
Attention
Do not open your computer or attempt any repair before reading and understanding the
"Important safety information" in the ThinkCentre Safety and Warranty Guide that came with
your computer. To obtain a copy of the ThinkCentre Safety and Warranty Guide, go to:
http://www.lenovo.com/support
turn off all the attached devices and the computer.
computer" on page 6 or "Locating controls and connectors on the front of your
computer" on page 5.
Attention
Do not open your computer or attempt any repair before reading and understanding the
"Important safety information" in the ThinkCentre Safety and Warranty Guide that came with
your computer. To obtain a copy of the ThinkCentre Safety and Warranty Guide, go to:
http://www.lenovo.com/support
turn off all the attached devices and the computer.
Chapter 3. Installing options and replacing hardware
25