Before you begin: Remove the hinge cover, the stand, the speaker cover, and partially separate the rear cover and LCD panel assemblies. Remove the fan and the heat sink. Removal Detach the four Phillips #2 screws
that secure the GPU to the motherboard shielding. Tip up the edge of the GPU and pull it out of its motherboard socket. Replacement Align the notch in the GPU board over its socket key
and insert it into its socket at a 30 degree angle. Press down the edge of the GPU board and secure it to
the motherboard shielding with its four Phillips #2 screws.