Lenovo IdeaCentre B520e - Manual (Page 44)

Step 1. Remove the computer cover. Refer to “Removing the computer cover”
Step 2. Remove the back deco. Refer to “Removing the back deco”.
Step 3. Remove the computer stand. Refer to “Removing the computer stand”.
Step 4. Remove the EMI cover. Refer to “Removing the EMI cover”.
Step 5. Remove the system fan. Refer to “Replacing the system fan”.
Step 6. Remove the heatsink. Refer to “Replacing the heatsink”.
Step 7. Lift the small handle and open the retainer.
Attention: Do not touch the gold contacts on the bottom of the microprocessor. When handing the
microprocessor, touch only the sides.
Step 8. Lift the microprocessor straight up and out of the socket.
Note: Note the orientation of the notches on the microprocessor. This is important when installing the
new microprocessor on the motherboard.
Note: Do not drop anything onto the microprocessor socket while it is exposed. The socket pins must
be kept as clean as possible.
38 IdeaCentre B520e Hardware Maintenance Manual