5. Position the computer cover on the chassis so that the rail guides on the computer cover engage the
rails on the chassis. Then, slide the computer cover to the front of the computer until it snaps into
position and is closed. Then, install the two screws to secure the computer cover.
Figure 73. Reinstalling the computer cover
6. If there is any locking device available, lock the computer cover. See Chapter 5 "Security" on page 59.
7. Reconnect the external cables and power cords to the computer. See "Locating connectors on the
rear of your computer" on page 29.
8. To update your configuration, refer to "Using the Setup Utility program" on page 63.
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 that are not preinstalled in your operating system at
http://www.lenovo.com/support. Installation instructions are provided in readme files with the device-driver
files.
152
ThinkCentre M79 Hardware Maintenance Manual