Electrostatic discharge—ESD protection............................................................................................................. 32
ESD field service kit ...................................................................................................................................................33
Transporting sensitive components........................................................................................................................34
After working inside your computer........................................................................................................................34
BitLocker....................................................................................................................................................................... 34
Recommended tools......................................................................................................................................................... 34
Screw list.............................................................................................................................................................................34
Major components of Inspiron 15 3535....................................................................................................................... 36
Chapter 5: Removing and installing Customer Replaceable Units (CRUs).................................... 39
Secure Digital (SD) Card................................................................................................................................................. 39
Removing the Secure Digital card........................................................................................................................... 39
Installing the Secure Digital card............................................................................................................................. 40
Base cover.......................................................................................................................................................................... 40
Removing the base cover..........................................................................................................................................40
Installing the base cover............................................................................................................................................ 42
Memory modules............................................................................................................................................................... 44
Removing the memory modules...............................................................................................................................44
Installing the memory modules.................................................................................................................................45
M.2 solid-state drive.........................................................................................................................................................46
Removing the M.2 2230 solid state drive..............................................................................................................46
Installing the M.2 2230 solid state drive................................................................................................................47
Removing the M.2 2280 solid state drive..............................................................................................................48
Installing the M.2 2280 solid state drive................................................................................................................49
Wireless card......................................................................................................................................................................50
Removing the wireless card......................................................................................................................................50
Installing the wireless card.........................................................................................................................................51
Fan........................................................................................................................................................................................ 53
Removing the fan........................................................................................................................................................ 53
Installing the fan.......................................................................................................................................................... 53
Speakers..............................................................................................................................................................................54
Removing the speakers..............................................................................................................................................54
Installing the speakers................................................................................................................................................56
Chapter 6: Removing and installing Field Replaceable Units (FRUs)............................................ 58
Battery................................................................................................................................................................................. 58
Lithium-ion battery precautions...............................................................................................................................58
Removing the 3-cell battery.....................................................................................................................................58
Installing the 3-cell battery....................................................................................................................................... 59
Removing the 4-cell battery..................................................................................................................................... 60
Installing the 4-cell battery........................................................................................................................................61
Disconnecting the battery cable..............................................................................................................................62
Connecting the battery cable...................................................................................................................................63
Touchpad.............................................................................................................................................................................64
Removing the touchpad.............................................................................................................................................64
Installing the touchpad...............................................................................................................................................65
Heat sink..............................................................................................................................................................................66
Removing the UMA heat sink ..................................................................................................................................66
Installing the UMA heat sink .................................................................................................................................... 67
4
Contents