1 Working on your computer............................................................................................................ 6
Safety instructions.................................................................................................................................................................6
Safety precautions...........................................................................................................................................................7
ESD field service kit ........................................................................................................................................................8
USB features........................................................................................................................................................................ 10
USB Type-C...........................................................................................................................................................................11
HDMI 1.4................................................................................................................................................................................ 13
Power button LED behavior............................................................................................................................................... 14
MicroSD card........................................................................................................................................................................ 18
Removing the microSD card......................................................................................................................................... 18
Installing the microSD card........................................................................................................................................... 19
SIM card................................................................................................................................................................................ 19
Removing the SIM card.................................................................................................................................................19
Installing the SIM card................................................................................................................................................... 21
Base cover.............................................................................................................................................................................21
Removing the base cover..............................................................................................................................................21
Installing the base cover............................................................................................................................................... 23
Battery.................................................................................................................................................................................. 25
Lithium-ion battery precautions...................................................................................................................................25
Removing the battery................................................................................................................................................... 25
Installing the battery......................................................................................................................................................26
Memory modules................................................................................................................................................................. 27
Removing the memory module.................................................................................................................................... 27
Installing the memory modules.....................................................................................................................................28
WLAN card...........................................................................................................................................................................30
Removing the WLAN card............................................................................................................................................30
Installing the WLAN card...............................................................................................................................................31
WWAN card......................................................................................................................................................................... 32
Removing the WWAN card.......................................................................................................................................... 32
Installing the WWAN card.............................................................................................................................................33
Coin-cell battery.................................................................................................................................................................. 34
Removing the coin-cell battery....................................................................................................................................34
Installing the coin-cell battery...................................................................................................................................... 34
DC-in port.............................................................................................................................................................................35
Removing the DC-in......................................................................................................................................................35
4
Contents
Contents