1 Working on your computer............................................................................................................ 6
Safety instructions.................................................................................................................................................................6
Before working inside your computer........................................................................................................................... 6
Safety precautions...........................................................................................................................................................7
Electrostatic discharge—ESD protection.................................................................................................................... 7
ESD field service kit ........................................................................................................................................................8
After working inside your computer.............................................................................................................................. 8
2 Major components of your system................................................................................................10
3 Disassembly and reassembly........................................................................................................ 12
Recommended tools............................................................................................................................................................ 12
Screw list...............................................................................................................................................................................12
Base cover.............................................................................................................................................................................13
Removing the base cover..............................................................................................................................................13
Installing the base cover................................................................................................................................................15
Battery................................................................................................................................................................................... 17
Lithium-ion battery precautions....................................................................................................................................17
Removing the 3-cell battery - UMA/discrete.............................................................................................................18
Installing the 3-cell battery - UMA/discrete...............................................................................................................19
Memory modules................................................................................................................................................................. 20
Removing the memory modules.................................................................................................................................. 20
Installing the memory modules..................................................................................................................................... 21
Solid-state drive...................................................................................................................................................................22
Removing the M.2 2280 solid-state drive - SSD-1....................................................................................................22
Installing the M.2 2280 solid-state drive - SSD-1......................................................................................................22
Removing the M.2 2230 solid-state drive - SSD-1....................................................................................................23
Installing the M.2 2230 solid-state drive - SSD-1...................................................................................................... 24
Replacing the SSD-1 support bracket.........................................................................................................................25
Removing the M.2 2230 solid-state drive - SSD-2...................................................................................................26
Installing the M.2 2230 solid-state drive - SSD-2..................................................................................................... 27
Removing the thermal support bracket......................................................................................................................28
Replacing the thermal support bracket...................................................................................................................... 29
Coin-cell battery.................................................................................................................................................................. 30
Removing the coin-cell battery....................................................................................................................................30
Installing the coin-cell battery.......................................................................................................................................31
WLAN card............................................................................................................................................................................31
Removing the WLAN card............................................................................................................................................ 31
Installing the WLAN card.............................................................................................................................................. 32
Speakers............................................................................................................................................................................... 33
Removing the speakers.................................................................................................................................................33
Installing the speakers...................................................................................................................................................34
Heat sink...............................................................................................................................................................................35
Removing the heat sink - UMA................................................................................................................................... 35
Contents
Contents 3