After working inside your computer....................................................................................................................... 29
BitLocker....................................................................................................................................................................... 29
Recommended tools......................................................................................................................................................... 29
Screw list.............................................................................................................................................................................29
Major components of Inspiron 14 7435 2-in-1............................................................................................................30
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.............................................................................................................40
Installing the M.2 2280 solid-state drive............................................................................................................... 40
Wireless card.......................................................................................................................................................................41
Removing the wireless card.......................................................................................................................................41
Installing the wireless card........................................................................................................................................ 42
Fan........................................................................................................................................................................................ 44
Removing the fan........................................................................................................................................................ 44
Installing the fan.......................................................................................................................................................... 44
Chapter 6: Removing and installing Field Replaceable Units (FRUs)............................................ 46
Battery................................................................................................................................................................................. 46
Lithium-ion battery precautions...............................................................................................................................46
Removing the battery.................................................................................................................................................46
Installing the battery................................................................................................................................................... 47
Coin-cell battery................................................................................................................................................................48
Removing the coin-cell battery................................................................................................................................48
Installing the coin-cell battery.................................................................................................................................. 49
Heat sink............................................................................................................................................................................. 50
Removing the heat sink............................................................................................................................................. 50
Installing the heat sink................................................................................................................................................ 51
I/O board.............................................................................................................................................................................52
Removing the I/O board............................................................................................................................................52
Installing the I/O board.............................................................................................................................................. 53
Power-button.....................................................................................................................................................................54
Removing the power-button.................................................................................................................................... 54
Installing the power-button ..................................................................................................................................... 55
Power button with fingerprint reader.......................................................................................................................... 56
Removing the power-button with fingerprint reader ........................................................................................56
Installing the power-button with fingerprint reader .......................................................................................... 57
Touchpad.............................................................................................................................................................................58
Removing the touchpad.............................................................................................................................................58
Installing the touchpad...............................................................................................................................................59
Speakers...............................................................................................................................................................................61
Removing the speakers.............................................................................................................................................. 61
Installing the speakers................................................................................................................................................62
Display assembly................................................................................................................................................................64
4
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