Dell Latitude 7390 - Chapter 1: Working on your computer; Safety precautions; Chapter 2: Removing and installing components

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Chapter 1: Working on your computer............................................................................................7

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

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

ESD field service kit ..................................................................................................................................................... 8

Electrostatic discharge—ESD protection............................................................................................................... 9

Before working inside your computer.............................................................................................................................9

After working inside your computer.............................................................................................................................. 10

Chapter 2: Removing and installing components...........................................................................11

Recommended tools...........................................................................................................................................................11

Screw size list......................................................................................................................................................................11

Subscriber Identification Module (SIM) card.............................................................................................................. 12

Removing SIM card or SIM card tray......................................................................................................................12

Replacing SIM card...................................................................................................................................................... 13

Base cover........................................................................................................................................................................... 13

Removing base cover.................................................................................................................................................. 13

Installing base cover.................................................................................................................................................... 15

Battery..................................................................................................................................................................................15

Lithium-ion battery precautions............................................................................................................................... 15

Removing 3-cell battery............................................................................................................................................. 15

Installing 3-cell battery............................................................................................................................................... 16

Removing 4-cell battery............................................................................................................................................. 16

Installing 4-cell battery................................................................................................................................................17

PCIe Solid State Drive (SSD).......................................................................................................................................... 17

Removing PCIe SSD.................................................................................................................................................... 17

Removing PCIe SSD without bracket..................................................................................................................... 18

Installing PCIe SSD...................................................................................................................................................... 19

M2. SATA Solid State Drive (SSD)...............................................................................................................................20

Removing SATA SSD..................................................................................................................................................20

Installing SATA SSD.................................................................................................................................................... 20

Speaker.................................................................................................................................................................................21

Removing speaker module......................................................................................................................................... 21

Installing speaker module...........................................................................................................................................22

Coin-cell battery................................................................................................................................................................ 22

Removing the coin cell battery................................................................................................................................ 22

Installing coin cell battery.......................................................................................................................................... 23

WWAN card........................................................................................................................................................................ 23

Removing WWAN card...............................................................................................................................................23

Installing WWAN card.................................................................................................................................................24

WLAN card..........................................................................................................................................................................25

Removing WLAN card................................................................................................................................................ 25

Installing WLAN card.................................................................................................................................................. 25

Memory modules............................................................................................................................................................... 26

Removing memory module........................................................................................................................................ 26

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