CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide.
NOTICE: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface (such as a connector on the back of the computer).
NOTICE: To help prevent damage to the system board, you must remove the battery from the battery bay before you begin working inside the computer.
To release the button board cable, pull the black securing tabs of the cable
connector with your fingertips and ease out the cable.
Remove the button board from the system.
Replacing the Button Board
Replace the button board.
To reconnect the cable that attaches the button board to the system board,
place the cable inside the cable connector and push its black securing tabs
inside with your fingertips.
NOTICE: The keycaps on the keyboard are fragile, easily dislodged, and time-consuming to replace. Be careful when removing and handling the keyboard.
Replace the two screws that secure the button board to the system board.