3.Route the power button board cable through the routing guide on the palm rest assembly.
4.Replace the palm rest assembly (see Replacing the Palm Rest Assembly).
5.Replace the keyboard (see Replacing the Keyboard).
6.Replace the battery (see Replacing the Battery).
CAUTION: Before turning on the computer, replace all screws and ensure that no stray screws remain inside the computer. Failure to do so may result in damage to the computer.