Hi guys, I have a zotac geforce gt 430 synergy edition gpu , I've used this gpu for 2 years and now it's fan is not working , it's not spinning at all ! What can I do ? I tried to open my fan but the 3 screws of the fan is so small ! I can't open it with phillips screwdriver, it is really small screws, you can see my gpu fans here http://www.google.com.bd/url?sa=i&source=images&cd=&cad=rja&uact=8&docid=8B3XK6rGzGBAkM&tbnid=lZCOKrMk9ZJcDM:&ved=0CAgQjRw&url=http%3A%2F%2Fuk.hardware.info%2Fproductinfo%2F145978%2Fzotac-geforce-gt-430-synergy-edition-1gb&ei=LUfFU9vXJMKWuATV9oHYAQ&psig=AFQjCNEoJJn5aRnaNb_e0tDsndiufN1TTQ&ust=1405524141747233 and here http://images.highspeedbackbone.net/SKUimages/gallery/large/Z700-0610_vcallout02_bs_2898919.jpg