Failure to follow these instructions could result in damage to your equipment and may void your warranty. Replacing your computer enclosure requires three basic steps: · Turn off the computer. · Remove the computer core from the enclosure. · Replace the computer core in the new enclosure. Note: A video version of the replacement instructions is available at http://www. apple. com/installparts Tools Required No tools are required for this procedure. Electrostatic Discharge (ESD) Static electricity, a normal and natural phenomenon, builds up on your body as you walk around. You experience an electrostatic discharge (ESD) when you touch an object and feel a spark. ESD can cause damage to the internal components of your computer. 073-0545 Removing the Computer Core From the Enclosure Warning: Always turn off your computer before opening it to avoid damaging its internal components. 1 2 Place your computer on a clean, flat surface. Shut down your computer by opening the Special menu and choosing Shut Down. Then wait five minutes for the computer's internal components to cool down. Unplug all cables from the computer except the power cord. Note: If you have never plugged in your computer, connect the computer's power cord and plug it in. 4 5 Turn your computer upside down on a soft, clean cloth. Touch the bare metal at the port access covers on the back of the computer. 3 Power Adapter Power Cord Soft Clean Cloth Important: To avoid electrostatic discharge, always ground yourself by touching the port access covers before you touch any parts or install any components inside the computer. To avoid static electricity building back up in your body, do not walk around the room until you have completed the installation and closed the computer. 6 Unplug the power cord...