Dell Latitude E4300 RightSide Audio CircuitBoard M770D

for this project we'll need a small phillips head screwdriver before we begin always remove the battery and ac adapter loosen the access panel door cover screw remove the two hard drive screws slide the access panel door cover down and lift it away from the laptop remove the hard drive unscrew the single optical drive latch locking screw eject the optical drive latch by pressing it in slide the optical drive out of the laptop base next with your fingers separate the clips on each side of the memory stick until the memory lifts up loosen the four heatsink screws unplug the heatsink fan lift and remove the heatsink from the motherboard using a small flathead screwdriver turn the cpu's processor's lock and screw counterclockwise approximately 180 degrees to unlock the cpu unscrew the two screws on the left and right hinge covers slide the hinge covers away from the laptop base disconnect t