Chapter 1: Working on your computer............................................................................................7
Safety instructions.............................................................................................................................................................. 7
Before working inside your computer....................................................................................................................... 7
Safety precautions........................................................................................................................................................ 8
Electrostatic discharge—ESD protection............................................................................................................... 8
ESD field service kit ..................................................................................................................................................... 9
Transporting sensitive components.........................................................................................................................10
After working inside your computer........................................................................................................................ 10
Chapter 2: Technology and components....................................................................................... 11
USB features........................................................................................................................................................................11
USB Type-C.........................................................................................................................................................................12
HDMI 1.4a.............................................................................................................................................................................14
Power button LED behavior............................................................................................................................................ 15
Chapter 3: Major components of your system.............................................................................. 17
Chapter 4: Disassembly and reassembly ...................................................................................... 19
MicroSD card...................................................................................................................................................................... 19
Removing the microSD card......................................................................................................................................19
Installing the microSD card........................................................................................................................................ 19
Base cover.......................................................................................................................................................................... 20
Removing the base cover..........................................................................................................................................20
Installing the base cover............................................................................................................................................ 23
Battery................................................................................................................................................................................. 26
Lithium-ion battery precautions...............................................................................................................................26
Removing the battery.................................................................................................................................................27
Installing the battery...................................................................................................................................................28
WWAN card........................................................................................................................................................................ 30
Removing the WWAN card....................................................................................................................................... 30
Installing the WWAN card.......................................................................................................................................... 31
WLAN card..........................................................................................................................................................................32
Removing the WLAN card.........................................................................................................................................32
Installing the WLAN card........................................................................................................................................... 33
Coin-cell battery................................................................................................................................................................ 34
Removing the coin-cell battery................................................................................................................................34
Installing the coin-cell battery..................................................................................................................................35
Memory modules............................................................................................................................................................... 36
Removing the memory module.................................................................................................................................36
Installing the memory module................................................................................................................................... 37
DC-in port........................................................................................................................................................................... 38
Removing the DC-in port...........................................................................................................................................38
Installing the DC-in port.............................................................................................................................................40
Hard disk drive (HDD)......................................................................................................................................................42
Contents
Contents 3