1. Inorder to replace fix or install your new MSI E7405-080US 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 MSI E7405-080US laptop.
3. You will see your MSI E7405-080US Fan and Heat Skin exposed.
4. Use a screw drivers and remove the screws from you MSI E7405-080US HeatSin Fan.
5. Before reinstalling the new MSI E7405-080US Fan onto your laptop, you can clean the MSI E7405-080US Fan. To clean your Fan and Heatsink, use a can of air and blow out any dirk from your MSI E7405-080US Fan. You can also use a paint brush to clean out the dirt from the hard to get areas. Somtimes cleaning your MSI E7405-080US laptop fan will actually repair it. Dirt can cause the MSI E7405-080US Laptop Fan to make noise and even stop spinning properly.