Lenovo ThinkCentre M725s, User Manual And Hardware Maintenance Manual

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Before you open the computer cover, turn off the computer and wait several minutes until the
computer is cool.
1. Remove any media from the drives and turn off all connected devices and the computer.
2. Disconnect all power cords from electrical outlets and disconnect all cables from the computer.
3. Unlock any locking device that secures the computer cover.
4. Remove external options. See “Replacing external options” on page 14.
5. Remove the computer cover.
Figure 14. Removing the computer cover
6. Complete the replacement. See “Completing the parts replacement” on page 60.
Replacing the front bezel
Attention: Do not open your computer or attempt any repairs before reading the Important Product
Information Guide .
1. Remove external options. See “Replacing external options” on page 14.
2. Remove the computer cover. See “Removing the computer cover” on page 16.
3. Replace the front bezel.
Chapter 4
.
Replacing hardware
17