Contents1 Working on your computer.............................................................................................. 6Safety instructions............................................................................................................................................................. 6Before working inside your computer................................................................................................................................. 6Turning off your computer..................................................................................................................................................7After working inside your computer....................................................................................................................................72 Removing and installing components.............................................................................. 8Recommended tools...........................................................................................................................................................8Subscriber Identification Module (SIM) card...................................................................................................................... 8Installing the Subscriber Identification Module (SIM) card............................................................................................8Removing the Subscriber Identification Module (SIM) card......................................................................................... 8SD card.............................................................................................................................................................................. 9Removing the Secure Digital (SD) Card....................................................................................................................... 9Installing the Secure Digital (SD) Card..........................................................................................................................9Base cover......................................................................................................................................................................... 9Removing the base cover.............................................................................................................................................9Installing the base cover..............................................................................................................................................10Battery..............................................................................................................................................................................10Removing the battery................................................................................................................................................. 10Installing the battery.................................................................................................................................................... 11Solid State Drive (SSD)..................................................................................................................................................... 11Removing the Solid State Drive (SSD)........................................................................................................................ 11Installing the Solid State Drive (SSD)..........................................................................................................................12PCIe Solid State Drive (SSD)............................................................................................................................................ 12Removing the optional PCIe SSD................................................................................................................................ 12Installing the optional PCIe SSD.................................................................................................................................. 13Smart card module............................................................................................................................................................13Removing the smart card cage................................................................................................................................... 13Installing the smart card cage..................................................................................................................................... 14Speaker.............................................................................................................................................................................14Removing the speakers...............................................................................................................................................14Installing the speakers.................................................................................................................................................15Coin cell battery................................................................................................................................................................15Removing the coin cell battery....................................................................................................................................15Installing the coin cell battery......................................................................................................................................16WLAN card....................................................................................................................................................................... 16Removing the WLAN card.......................................................................................................................................... 16Installing the WLAN card.............................................................................................................................................17WWAN card...................................................................................................................................................................... 17Removing the WWAN card......................................................................................................................................... 17Installing the WWAN card........................................................................................................................................... 183