Contents1 Working on your computer............................................................................................................................. 6Safety instructions............................................................................................................................................................. 6Turning off your computer — Windows 10.....................................................................................................................6Before working inside your computer..............................................................................................................................6After working inside your computer.................................................................................................................................72 Technology and components..........................................................................................................................8Power adapter.................................................................................................................................................................... 8DDR4................................................................................................................................................................................... 8DDR4 Details.................................................................................................................................................................8Memory Errors..............................................................................................................................................................9HDMI 1.4- HDMI 2.0...........................................................................................................................................................9HDMI 1.4- HDMI 2.0 Features................................................................................................................................... 10Advantages of HDMI..................................................................................................................................................10USB features..................................................................................................................................................................... 10USB 3.0/USB 3.1 Gen 1 (SuperSpeed USB)............................................................................................................10Speed............................................................................................................................................................................ 11Applications.................................................................................................................................................................. 11Compatibility................................................................................................................................................................12Advantages of Displayport over USB Type-C......................................................................................................... 12USB Type-C.......................................................................................................................................................................12Alternate Mode........................................................................................................................................................... 12USB Power Delivery................................................................................................................................................... 13USB Type-C and USB 3.1........................................................................................................................................... 133 Disassembly and reassembly........................................................................................................................ 14Subscriber Identity Module(SIM) board........................................................................................................................ 14Installing the Subscriber Identification Module card...............................................................................................14Removing the Subscriber Identification Module card............................................................................................ 14Base cover.........................................................................................................................................................................15Removing the base cover..........................................................................................................................................15Installing the base cover............................................................................................................................................ 16Battery............................................................................................................................................................................... 16Removing the battery................................................................................................................................................ 16Installing the battery................................................................................................................................................... 17Solid State Drive — optional .......................................................................................................................................... 17Removing the M.2 Solid State Drive - SSD.............................................................................................................17Installing the M.2 Solid State Drive - SSD............................................................................................................... 19Hard drive.......................................................................................................................................................................... 19Removing hard drive.................................................................................................................................................. 19Installing hard drive ................................................................................................................................................... 20WLAN card........................................................................................................................................................................ 21Removing the WLAN card.........................................................................................................................................21Contents 3