Install a heat sink
This task has instructions for installing a heat sink.
Before installing the heat sink:
- If you use the existing heat sink:
Remove the thermal grease on the heat sink by using an alcohol cleaning pad.
- Apply Lenovo proven thermal grease in a quadrilateral design on the top of the processor.NoteDo not apply too much thermal grease. Too much thermal grease can result in excess grease coming in contact with and contaminating the processor socket.Figure 1. Applying thermal grease
If you use a new heat sink, the thermal grease is pre-applied to the heat sink. Remove the protective cover and install the heat sink.
To install a heat sink, complete the following steps:
Watch the procedure. A video of the installation and removal process is available at YouTube
Figure 2. Installing a heat sink
- Orient the heat sink with the screw holes on the processor plate. The captive screws on the heat sink should align with the screw holes on the processor plate.
- Tighten all the captive screws in the installation sequence shown on the heat-sink label.
After installing a heat sink:
Install the air baffle. See Install the air baffle.
Install any parts that you have removed.
Complete the parts replacement. See Complete the parts replacement.