7.Set the cover aside.
8.Ground yourself to the computer by touching the metal surface of the back panel.
Warning
Be sure to ground yourself by touching the back panel of the computer every time you remove the cover. If you are not properly grounded, you could generate an electric shock that could damage a component when you touch it.
When you are ready to replace the computer’s cover, follow these steps:
1.Make sure all the internal components are installed properly.
2.Check all cable connections, especially those that might have been loosened during your work.
3.Make sure all cables are out of the way so they do not catch on the cover.
4.Insert the front of the cover between the front bezel and the chassis of the computer and guide it straight down.
5.Replace the three cover retaining screws.
6.Reconnect the computer to the monitor, printer, keyboard, and any other peripheral devices you have. Then reconnect the power cable to the back of the computer and to an electrical outlet.