Follow the procedures in Before Working Inside Your Computer:
Ensure that your work surface is flat and clean to prevent the computer cover from being scratched.
Turn off your computer (see Turning Off Your Computer).
If the computer is connected to a docking device (docked) such as the optional Media Base or Battery Slice, undock it.
Disconnect all network cables from the computer.
Disconnect your computer and all attached devices from their electrical outlets.
Close the display and turn the computer upside-down on a flat work surface.
Remove the main battery.
Turn the computer top-side up.
Open the display.
Press the power button to ground the system board.
Remove any installed ExpressCards or Smart Cards from the appropriate slots.
Remove the:
a. battery
b. base cover
c. keyboard trim
d. keyboard
e. optical drive
f. hard drive
g. palm rest
h. video fan
i. video heat sink
Perform the following steps as shown in the illustration:
a. Remove the screws that secure the video card to the computer.
b. Remove the video card from the computer.
