About the "Cooling Fan" cleanup method Baidu seized a lot of energy, I'm not here to talk about following a long-winded. 1: Note the back unloading a total of seven screws, the front six. 2: unloading u type box to unload the right, lift up evenly inward buckle, unloading may try to pull the left palm rest is about evenly upward direction to lift in the buckle. 3: Add the oil from there to repair the computer teacher (remember to wear a small bottle) dark green kind of sewing machine oil is used to wipe the rust on metal parts, add the fan will not be long in dry of.