2. Connect a new keyboard or mouse to one of the USB connectors on the computer. Depending on where
you want to connect the new keyboard or mouse, see “Locating connectors, controls, and indicators on
the front of your computer” on page 8 or “Locating connectors on the rear of your computer” on page 9.
Figure53. Connecting the USB keyboard or mouse
What to do next:
• To work with another piece of hardware, go to the appropriate section.
• To complete the installation or replacement, go to “Completing the parts replacement” on page 71.
Completing the parts replacement
After completing the installation or replacement for all parts, you need to reinstall the computer cover and
reconnect cables. Depending on the parts you installed or replaced, you might need to conrm the updated
information in the Setup Utility program. Refer to Chapter 7 “Using the Setup Utility program” on page 81.
To reinstall the computer cover and reconnect cables to your computer, do the following:
1. Ensure that all components have been reassembled correctly and that no tools or loose screws are left
inside your computer. See “Locating components” on page 11 for the locations of various components
in your computer.
2. If you have removed the front bezel, reinstall it. To reinstall the front bezel, align the three tabs on
the front bezel with the corresponding holes in the chassis and pivot the front bezel inwards until
it snaps into position.
3. Ensure that the cables are routed correctly before reinstalling the computer cover. Keep cables clear of
the hinges and sides of the computer chassis to avoid interference with closing the computer cover.
4. Lower the optical drive bay.
5. Close the computer cover.
6. If there is an integrated cable lock available, lock the computer. See “Attaching an integrated cable
lock” on page 28.
7. Reconnect the external cables and power cords to the computer. See “Locating connectors on the rear
of your computer” on page 9.
8. To update your conguration, refer to Chapter 7 “Using the Setup Utility program” on page 81.
Note: In most areas of the world, Lenovo requires the return of the defective Customer Replaceable Unit
(CRU). Information about this will come with the CRU or will come a few days after the CRU arrives.
Obtaining device drivers
You can obtain device drivers for operating systems that are not preinstalled at
http://www.lenovo.com/support. Installation instructions are provided in readme les with the device-driver
les.
Chapter 5. Installing or replacing hardware 71