System board..................................................................................................................................................................... 45
Removing the system board..................................................................................................................................... 45
Installing the system board....................................................................................................................................... 47
Power connector port...................................................................................................................................................... 48
Removing the power connector.............................................................................................................................. 48
Installing the power connector.................................................................................................................................48
Camera.................................................................................................................................................................................49
Removing the camera.................................................................................................................................................49
Installing the camera...................................................................................................................................................49
Chapter 4: Diagnostics................................................................................................................ 50
Enhanced Pre-Boot System Assessment — ePSA diagnostics............................................................................ 50
Running the ePSA Diagnostics.................................................................................................................................50
Device status lights........................................................................................................................................................... 51
Battery Status Lights........................................................................................................................................................51
Chapter 5: Using your computer..................................................................................................52
Using the backlit keyboard..............................................................................................................................................52
Turning the keyboard backlight on/off or adjusting brightness...................................................................... 52
Changing the keyboard backlight color..................................................................................................................52
Customizing the backlit keyboard in System Setup (BIOS)............................................................................. 53
Function Fn key lock features.................................................................................................................................. 53
Stealth mode...................................................................................................................................................................... 54
Turning stealth mode on/off.................................................................................................................................... 54
Disabling stealth mode in the system setup (BIOS)........................................................................................... 54
Enabling and disabling the wireless (WiFi) feature................................................................................................... 54
Chapter 6: Technology and components...................................................................................... 56
Power adapter................................................................................................................................................................... 56
Processors.......................................................................................................................................................................... 56
Identifying processors in Windows 10.................................................................................................................... 56
Identifying processors in Windows 8...................................................................................................................... 56
Identifying processors in Windows 7...................................................................................................................... 57
Verifying the processor usage in Task Manager.................................................................................................. 57
Verifying the processor usage in Resource Monitor...........................................................................................58
Chipsets...............................................................................................................................................................................58
Downloading the chipset driver............................................................................................................................... 59
Identifying the chipset in Device Manager on Windows 10.............................................................................. 59
Identifying chipset in Device Manager on Windows 8........................................................................................59
Identifying chipset in Device Manager on Windows 7........................................................................................60
Intel HD Graphics 520......................................................................................................................................................60
Intel HD Graphics drivers.......................................................................................................................................... 60
Display options....................................................................................................................................................................61
Identifying the display adapter..................................................................................................................................61
Rotating the display.....................................................................................................................................................61
Downloading drivers................................................................................................................................................... 62
Changing the screen resolution............................................................................................................................... 62
Adjusting brightness in Windows 10........................................................................................................................62
Adjusting brightness in Windows 8......................................................................................................................... 62
6
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