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Contents

1 Working on your computer............................................................................................................................. 6

Safety instructions............................................................................................................................................................. 6

Before working inside your computer........................................................................................................................6

Safety precautions....................................................................................................................................................... 7

Electrostatic discharge—ESD protection................................................................................................................. 7

ESD eld service kit ....................................................................................................................................................8

Transporting sensitive components........................................................................................................................... 9

After working inside your computer...........................................................................................................................9

2 Technology and components........................................................................................................................ 10

DDR4..................................................................................................................................................................................10

DDR4 Details............................................................................................................................................................... 10

Memory Errors.............................................................................................................................................................11

USB features......................................................................................................................................................................11

USB 3.0/USB 3.1 Gen 1 (SuperSpeed USB)............................................................................................................ 11

Speed........................................................................................................................................................................... 12

Applications................................................................................................................................................................. 13

Compatibility................................................................................................................................................................13

USB Type-C.......................................................................................................................................................................13

Alternate Mode........................................................................................................................................................... 13

USB Power Delivery................................................................................................................................................... 14

USB Type-C and USB 3.1........................................................................................................................................... 14

Advantages of DisplayPort over USB Type-C...............................................................................................................14

HDMI 2.0............................................................................................................................................................................14

HDMI 2.0 Features......................................................................................................................................................14

Advantages of HDMI..................................................................................................................................................15

Intel Optane memory........................................................................................................................................................15

Enabling Intel Optane memory..................................................................................................................................15

Disabling Intel Optane memory................................................................................................................................. 15

3 Removing and installing components............................................................................................................ 17

Side cover.......................................................................................................................................................................... 17

Removing the side cover........................................................................................................................................... 17

Installing the side cover..............................................................................................................................................17

Expansion card.................................................................................................................................................................. 18

Removing expansion card..........................................................................................................................................18

Installing the expansion card..................................................................................................................................... 19

Coin cell battery............................................................................................................................................................... 20

Removing coin cell battery........................................................................................................................................20

Installing the coin cell battery....................................................................................................................................21

Hard drive assembly.........................................................................................................................................................22

Removing the hard drive assembly..........................................................................................................................22

Installing the hard drive assembly............................................................................................................................ 23

Contents