Dell 1525 CPU Cooling Fan KSB06205HA

for this project we'll need a flathead and a Phillips screwdriver before we start always remove the AC power hand battery to remove the hard drive unscrew the two hard drive screws that secure the hard drive to the base assembly slide the hard drive out next remove the optical drive by unscrewing a single retaining screw use the tip of the screwdriver to slide the optical drive out by pushing on the metal bracket where the screw was next remove the two screws that hold the center control power button cover to the base computer next unscrew the eight screws holding the bottom base access cover remove the cover starting from right to left next disconnect antenna wires from the mini Wireless cards loosen the antenna cables from the base assembly and ten are routing channels next loosen the five retaining screws on a heatsink remove and lift out next remove the two hinge screws holding the