Contents1 Before working inside your computer............................................................................................................. 7Before you begin ................................................................................................................................................................72 After working inside your computer............................................................................................................... 83 Safety instructions........................................................................................................................................ 9Electrostatic discharge—ESD protection....................................................................................................................... 9ESD field service kit ........................................................................................................................................................ 10Components of an ESD field service kit.................................................................................................................. 10ESD protection summary ..........................................................................................................................................10Transporting sensitive components................................................................................................................................ 11Lifting equipment ........................................................................................................................................................114 Recommended tools.....................................................................................................................................125 Screw list..................................................................................................................................................... 136 Removing the base cover............................................................................................................................. 15Procedure.......................................................................................................................................................................... 157 Replacing the base cover..............................................................................................................................18Procedure.......................................................................................................................................................................... 188 Removing the battery.................................................................................................................................. 20Lithium-ion battery precautions..................................................................................................................................... 20Prerequisites..................................................................................................................................................................... 20Procedure..........................................................................................................................................................................209 Replacing the battery.................................................................................................................................. 22Lithium-ion battery precautions..................................................................................................................................... 22Procedure..........................................................................................................................................................................22Post-requisites..................................................................................................................................................................2310 Removing the solid-state drive................................................................................................................... 24Prerequisites..................................................................................................................................................................... 24Procedure..........................................................................................................................................................................2411 Replacing the solid-state drive....................................................................................................................25Procedure..........................................................................................................................................................................25Post-requisites..................................................................................................................................................................2512 Removing the speakers.............................................................................................................................. 26Prerequisites..................................................................................................................................................................... 26Procedure..........................................................................................................................................................................26Contents 3