Prerequisites.....................................................................................................................................................................117Procedure......................................................................................................................................................................... 11749 Replacing the display hinges..................................................................................................................... 119Procedure ........................................................................................................................................................................119Post-requisites................................................................................................................................................................ 12050 Removing the display cable.......................................................................................................................121Prerequisites.....................................................................................................................................................................121Procedure......................................................................................................................................................................... 12151 Replacing the display cable....................................................................................................................... 123Procedure ....................................................................................................................................................................... 123Post-requisites................................................................................................................................................................ 12452 Removing the display back-cover and antenna assembly..........................................................................125Prerequisites....................................................................................................................................................................125Procedure........................................................................................................................................................................ 12553 Replacing the display back-cover and antenna assembly.......................................................................... 127Procedure ....................................................................................................................................................................... 127Post-requisites................................................................................................................................................................ 12854 Device drivers.......................................................................................................................................... 129Intel Chipset Software Installation Utility.....................................................................................................................129Video drivers................................................................................................................................................................... 129Intel Serial IO driver........................................................................................................................................................ 129Intel Trusted Execution Engine Interface.....................................................................................................................129Intel Virtual Button driver.............................................................................................................................................. 130Wireless and Bluetooth drivers..................................................................................................................................... 13055 System setup............................................................................................................................................ 131System setup................................................................................................................................................................... 131Entering BIOS setup program........................................................................................................................................131Navigation keys................................................................................................................................................................131Boot Sequence............................................................................................................................................................... 132Clearing CMOS settings................................................................................................................................................ 132Clearing BIOS (System Setup) and System passwords............................................................................................ 13356 Troubleshooting........................................................................................................................................134Flashing the BIOS........................................................................................................................................................... 134Flashing BIOS (USB key)...............................................................................................................................................134Enhanced Pre-Boot System Assessment (ePSA) diagnostics................................................................................. 135Running the ePSA diagnostics................................................................................................................................135System diagnostic lights................................................................................................................................................ 135Enabling Intel Optane memory......................................................................................................................................136Disabling Intel Optane memory..................................................................................................................................... 137WiFi power cycle.............................................................................................................................................................137Contents 7