1. Inorder to replace fix or install your new Compaq 2166AE laptop fan and heatsink, you will need to open up your laptop. You can do this by removing the screws from the bottom of the laptop.
2. Once the screws have been removed from the bottom of your laptop, you can now remove the keyboard and plastic bezels from your Compaq 2166AE laptop.
3. You will see your Compaq 2166AE Fan and Heat Skin exposed.
4. Use a screw drivers and remove the screws from you Compaq 2166AE HeatSin Fan.
5. Before reinstalling the new Compaq 2166AE Fan onto your laptop, you can clean the Compaq 2166AE Fan. To clean your Fan and Heatsink, use a can of air and blow out any dirk from your Compaq 2166AE Fan. You can also use a paint brush to clean out the dirt from the hard to get areas. Somtimes cleaning your Compaq 2166AE laptop fan will actually repair it. Dirt can cause the Compaq 2166AE Laptop Fan to make noise and even stop spinning properly.