Lenovo IdeaCentre A530 - Manual (Page 43)

Step 6. Remove the 9 screws that secure the heat-sink to the motherboard.
Step 7. Lift up the heat-sink to remove it.
Attention: Place the heat-sink upside down on a flat surface to prevent thermal grease from contaminating
other components.
Step 8. To install the new heat-sink:
a. Use an alcohol pad to wipe the thermal grease off the CPU.
b. Line up the new heat-sink with mounting holes on the motherboard.
c. Secure the new heat-sink to the motherboard with the 9 screws.
d. Attach the system fan to the new heat-sink and secure it with the screws.
Step 9. Reattach the base cover and secure it with the screws.
Replacing the CPU
Note: Turn off the computer and wait 3 to 5 minutes to let it cool down before removing the base cover.
To replace the CPU
Step 1. Remove any media (disks, CDs, DVDs, or memory cards) from the drives, shut down the operating
system, and turn off the computer and all attached devices.
Step 2. Unplug all power cords from electrical outlets.
Step 3. Disconnect all cables attached to the computer. This includes power cords, input/output (I/O)
cables, and any other cables that are connected to the computer. Refer to “Left and right view”
and “Rear view” for help with locating the various connectors.
Step 4. Remove the base cover. Refer to “Removing the base cover”.
Step 5. Remove the system fan. Refer to “Replacing the system fan”.
Step 6. Remove the heat-sink. Refer to “Replacing the heat-sink”.
Chapter 8 . Replacing hardware 37