Contents1 Working on your computer.................................................................................6Safety instructions................................................................................................................................. 6Before working inside your computer..................................................................................................7Turning off your computer................................................................................................................... 7After working inside your computer.....................................................................................................82 Removing and installing components.............................................................. 9Recommended tools.............................................................................................................................9Removing the base cover..................................................................................................................... 9Installing the base cover..................................................................................................................... 10Removing the battery..........................................................................................................................10Installing the battery............................................................................................................................10Removing the heat sink assembly....................................................................................................... 11Installing the heat sink assembly......................................................................................................... 11Removing the Solid State Drive (SSD)................................................................................................. 11Removing the optional PCIe SSD........................................................................................................12Installing the optional PCIe SSD..........................................................................................................13Installing the Solid State Drive (SSD)...................................................................................................13Removing the memory module..........................................................................................................13Installing the memory module............................................................................................................14Removing the speakers....................................................................................................................... 14Installing the speakers......................................................................................................................... 15Removing the dock frame...................................................................................................................15Installing the dock frame.....................................................................................................................16Removing the coin cell battery...........................................................................................................16Installing the coin cell battery............................................................................................................. 17Removing the power connector port.................................................................................................17Installing the power connector port...................................................................................................18Removing the WLAN card...................................................................................................................18Installing the WLAN card..................................................................................................................... 19Removing the WWAN card................................................................................................................. 19Installing the WWAN card...................................................................................................................20Removing the display assembly......................................................................................................... 20Installing the display assembly............................................................................................................22Removing the display bezel................................................................................................................ 23Installing the display bezel.................................................................................................................. 23Removing the display panel................................................................................................................23Installing the display panel..................................................................................................................243