Loosen the captive Phillips PM2.5×14.0 screw (3) that secures the video heat sink and system board
to the base enclosure.
Use the optical drive connector (1) to lift the right side of the system board (2) until it rests at an
Remove the system board (3) by pulling it away from the base enclosure at an angle.
Reverse this procedure to install the system board.
Audio connector board
Audio connector board (includes cable)
Before removing the audio connector board, follow these steps:
Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the
computer on, and then shut it down through the operating system.
Disconnect all external devices connected to the computer.
Spare part number
Component replacement procedures