1. Inorder to replace fix or install your new Asus N53SN 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 Asus N53SN laptop.
3. You will see your Asus N53SN Fan and Heat Skin exposed.
4. Use a screw drivers and remove the screws from you Asus N53SN HeatSin Fan.
5. Before reinstalling the new Asus N53SN Fan onto your laptop, you can clean the Asus N53SN Fan. To clean your Fan and Heatsink, use a can of air and blow out any dirk from your Asus N53SN Fan. You can also use a paint brush to clean out the dirt from the hard to get areas. Somtimes cleaning your Asus N53SN laptop fan will actually repair it. Dirt can cause the Asus N53SN Laptop Fan to make noise and even stop spinning properly.