86
Cover
•
Disconnect the system unit power cord.
•
Remove the screws at the back of the tower.
•
Insert a screwdriver under one of the tabs on the back of the cover and 
gently pry the tower cover so that it separates from the tower.
•
Slide the cover back about half inch (or 1.25 centimeters).
•
Lift the cover up by the top front and back edges, pulling the sides out and 
away from the tower.
•
Touch the outside of the bare metal frame of the tower to dissipate any static 
electricity from your body. Do not touch any of the components inside the 
frame. Be careful not to touch any component displaying a voltage warning 
label, such as the power supply.
•
Disconnect the tower power cord.
NOTE: 
 To prevent the tower from tipping over, you may want to lay the tower 
on its side on a work surface, such as a table.
•
Touch the bare metal frame of the system to dissipate any static electricity 
from your body (do not touch any of the components inside the frame until 
you have done this). Do not touch any component(s) with a voltage warning 
label.