CAUTION: Before you perform the following procedures, see 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 the back panel) on the computer.
NOTICE: To avoid damaging the system board, you must remove the main battery before you begin
working inside the computer.
NOTICE: The hinge cover is fragile and can be damaged if extreme force is used. Be careful when
removing the hinge cover.