Locating Components - Lenovo ThinkCentre M90 Hardware Maintenance Manual

To open 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 cords, Input/Output (I/O) cables, and any other cables that are connected to
the computer. See "Locating connectors on the front of the computer" on page 101 and "Locating
connectors on the rear of the computer" on page 101.
4. Remove any locking device that secures the computer cover, such as an integrated cable lock.
5. Press the cover-release buttons on the sides of the computer and pivot the computer cover upward.
Figure 40. Opening the computer cover

Locating components

Figure 41 "Component locations" on page 104 shows the locations of the various components in your
computer. To open the computer cover, see "Opening the computer cover" on page 102.
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Chapter 9 Replacing FRUs (Machine types: 3026, 3039, 3137, 3149, 3245, 3269, 3319, 3394, 3491, 3627, 3699, 3878,
4972, 5132, 5261, 5297, 5391, 5472, 5485, 5536, 5548, 5567, 5864, and 6213.)
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