CAUTION:
Turn off the computer and wait three to five minutes to let the computer cool before removing the
computer cover.
To remove the computer cover, do the following:
1. Remove any media from the drives and turn off all attached devices and the computer.
2. Disconnect all power cords from electrical outlets.
3. Disconnect the power cord, Input/Output cables, and any other cables that are connected to the
computer. See "Locating connectors, controls, and indicators on the front of your computer" on page
28 and "Locating connectors on the rear of your computer" on page 29.
4. Unlock any locking device that secures the computer cover. See Chapter 5 "Security" on page 57.
5. Remove any screws that secure the computer cover. Then slide the cover to the rear of the computer
to remove the cover.
Figure 11. Removing the computer cover
Removing and reinstalling the front bezel
Attention: Do not open your computer or attempt any repair before reading and understanding the Chapter
1 "Read this first: Important safety information" on page 1.
To remove and reinstall the front bezel, do the following:
1. Turn off the computer and disconnect all power cords from electrical outlets.
2. Remove the computer cover. See "Removing the computer cover" on page 103.
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ThinkCentre M79 Hardware Maintenance Manual