After working inside your computer....................................................................................................................... 29
BitLocker....................................................................................................................................................................... 29
Recommended tools......................................................................................................................................................... 29
Screw list.............................................................................................................................................................................30
Major components of Inspiron 16 Plus 7640............................................................................................................... 31
Chapter 5: Removing and installing Customer Replaceable Units (CRUs).................................... 33
Base cover.......................................................................................................................................................................... 33
Removing the base cover..........................................................................................................................................33
Installing the base cover............................................................................................................................................ 35
Solid-state drive.................................................................................................................................................................37
Removing the M.2 2230 solid-state drive............................................................................................................. 37
Installing the M.2 2230 solid-state drive............................................................................................................... 38
Removing the M.2 2280 solid-state drive.............................................................................................................39
Installing the M.2 2280 solid-state drive............................................................................................................... 40
Wireless card.......................................................................................................................................................................41
Removing the wireless card.......................................................................................................................................41
Installing the wireless card........................................................................................................................................ 42
Memory module................................................................................................................................................................. 44
Removing the memory module.................................................................................................................................44
Installing the memory module...................................................................................................................................45
Fans...................................................................................................................................................................................... 46
Removing the graphics processing unit fan..........................................................................................................46
Installing the graphics processing unit fan............................................................................................................ 47
Removing the processor fan.....................................................................................................................................47
Installing the processor fan.......................................................................................................................................48
Chapter 6: Removing and installing Field Replaceable Units (FRUs)............................................ 50
Battery.................................................................................................................................................................................50
Rechargeable Li-ion battery precautions.............................................................................................................. 50
Removing the battery................................................................................................................................................ 50
Installing the battery................................................................................................................................................... 51
Battery cable...................................................................................................................................................................... 52
Removing the battery cable......................................................................................................................................52
Installing the battery cable........................................................................................................................................53
Speakers..............................................................................................................................................................................54
Removing the speakers (down-firing)....................................................................................................................54
Installing the speakers (down-firing)......................................................................................................................56
Display assembly................................................................................................................................................................57
Removing the display assembly................................................................................................................................57
Installing the display assembly................................................................................................................................. 60
Audio board.........................................................................................................................................................................63
Removing the audio board........................................................................................................................................ 63
Installing the audio board...........................................................................................................................................63
Audio-board cable............................................................................................................................................................. 64
Removing the audio-board cable.............................................................................................................................64
Installing the audio-board cable............................................................................................................................... 65
Heat sink..............................................................................................................................................................................66
Removing the heat sink............................................................................................................................................. 66
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