Lenovo THINKCENTRE 9120, Replacement Manual, Page: 49 / 62

Replacing the mouse
Attention
Do not open your computer or attempt any repair before reading the “Important safety
information” in the Safety and Warranty Guide that was included with your computer. To
obtain a copy of the Safety and Warranty Guide , go to the Support Web site at
http://www.lenovo.com/support.
This section provides instructions on how to replace a mouse.
1.
Remove any media (diskettes, CDs, or tapes) from the drives, shut down your
operating system, and turn off all attached devices and the computer.
2. Unplug all power cords from electrical outlets.
3.
Locate the mouse connector. See Figure 36.
Note: Your mouse might be connected to a standard mouse connector
1
or a
USB connector
2
. Depending on where your mouse is connected, see
“Locating connectors on the rear of your computer” on page 6 or “Locating
controls and connectors on the front of your computer” on page 5.
4. Disconnect the failing mouse cable from the computer.
5. Connect the new mouse to the appropriate connector on the computer.
6. Go to Chapter 4, “Completing the parts replacement,” on page 43.
Figure 36. Mouse connectors, standard and USB
Chapter 3. Installing options and replacing hardware
41