4. Remove the three thumbscrews located on the rear of the computer that
hold the cover onto the chassis. Use a screwdriver to loosen the
thumbscrews if necessary.
5. Slide the cover straight toward the rear approximately one inch until it
stops and lift the cover from the chassis.
Attention
Proper cooling is required for the reliable performance of internal
components. Do not operate your computer with the cover removed.
Chapter 6. Installing options 57