Removing And Installing The Hard-Disk-Drive Emi Shield - Lenovo ThinkCentre M83z Maintenance Manual

4. Loosen the two screws
it from the computer.
Figure 10. Removing the computer cover

Removing and installing the hard-disk-drive EMI shield

This section provides instructions on how to remove and install the hard-disk-drive electromagnetic
interference (EMI) shield.
Attention: Before you replace any FRU, be sure to read and understand Chapter 1 "Safety information" on
page 1. These precautions and guidelines will help you work safely.
CAUTION:
Turn off the computer and wait three to five minutes to let the computer cool before removing the
computer cover.
To remove and install the hard-disk-drive EMI shield, do the following:
1. Remove all media from the drives and turn off all attached devices and the computer. Then, disconnect
all power cords from electrical outlets and disconnect all cables that are connected to the computer.
2. Place a soft, clean towel or cloth on the desk or surface. Hold the sides of your computer and gently lay
it down so that the screen is against the surface and the cover is facing up.
3. Remove the computer stand. See "Removing and installing the computer stand" on page 73.
4. Remove the computer cover. See "Removing the computer cover" on page 76.
1 at the bottom of the computer, and then lift the computer cover up to remove
.
Chapter 8 Replacing FRUs
77