3. Position the cover over the chassis so that the front edge is approximately oneinch away from the front bezel.4. Lower the cover down over the chassis so that the rail guides engage the rails.5. Slide the cover forward. You might need to lift the front of the cover slightly toalign it properly.6. Insert the three thumbscrews into the holes in the cover and the chassis andtighten.7. Reconnect the external cables and cords to the computer. See Chapter 2,“Installing external options” on page 118. To update the configuration, see Chapter 6, “Updating the computerconfiguration” on page 55.Important:When the power cord is first plugged in, the computer might appear topower on for a few seconds, then power off. This is a normal sequence toenable the computer to initialize.Chapter 5. Installing internal options — microtower model 53