Laptop Battery For Dell Vostro 1400 1420 Inspiron 1400 1420 P/N's: WW116 312-0543

slide the two latches over and the battery out remove the two two-and-a-half millimeter by eight normal your screws on the bottom of the laptop remove the two two-and-a-half millimeter by eight millimeter screws on the back of the laptop loosen three CPU door screws and remove the CPU door loosen the four heatsink screws and remove the heatsink from the motherboard turn the CPU locking screw counterclockwise 180 degrees remove the CPU from the motherboard loosen the two door screws and remove the hard drive door lift the hard drive out of the laptop loosen the three memory door screws and remove the door separate the memory clips and remove the memory repeat the process for the second memory stick remove the 2 millimeter by 3 millimeter screw lift the modem card away from the motherboard and remove the cable remove the optical drive locking screw using a screwdriver slide the optical dr