Dell Inspiron 7391 Bedienungsanleitung

Dell Laptop Inspiron 7391

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Seite 1/70

Inspiron 7391 2n1

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Regulatory Model: P113G

Regulatory Type: P113G001

July 2022

Rev. A02

Notes, cautions, and warnings

NOTE: A NOTE indicates important information that helps you make better use of your product.

CAUTION: A CAUTION indicates either potential damage to hardware or loss of data and tells you how to avoid

the problem.

WARNING: A WARNING indicates a potential for property damage, personal injury, or death.

subsidiaries. Other trademarks may be trademarks of their respective owners.

Chapter 1: Working inside your computer...................................................................................... 5

Safety instructions.............................................................................................................................................................. 5

Before working inside your computer.............................................................................................................................5

Before you begin ...........................................................................................................................................................5

Electrostatic discharge—ESD protection..................................................................................................................... 6

ESD field service kit ...........................................................................................................................................................6

Transporting sensitive components................................................................................................................................ 7

After working inside your computer................................................................................................................................7

Chapter 2: Removing and installing components........................................................................... 9

Recommended tools........................................................................................................................................................... 9

Screw list............................................................................................................................................................................... 9

Disassembly and reassembly .......................................................................................................................................... 10

Base cover..................................................................................................................................................................... 10

Battery............................................................................................................................................................................ 14

Wireless card................................................................................................................................................................. 17

Power-adapter port.................................................................................................................................................... 20

I/O board....................................................................................................................................................................... 22

Fan.................................................................................................................................................................................. 24

Solid-state drive...........................................................................................................................................................26

Coin-cell battery.......................................................................................................................................................... 29

Touchpad........................................................................................................................................................................31

Speakers........................................................................................................................................................................ 33

Heat sink........................................................................................................................................................................35

Display assembly.......................................................................................................................................................... 37

System board............................................................................................................................................................... 40

Keyboard........................................................................................................................................................................45

Power button with fingerprint reader.................................................................................................................... 49

Palm-rest and antenna assembly............................................................................................................................. 51

Chapter 3: Device drivers............................................................................................................ 54

Intel Chipset Software Installation Utility....................................................................................................................54

Video drivers.......................................................................................................................................................................54

Intel Serial IO driver.......................................................................................................................................................... 54

Intel Trusted Execution Engine Interface....................................................................................................................54

Intel Virtual Button driver................................................................................................................................................54

Wireless and Bluetooth drivers...................................................................................................................................... 54

Chapter 4: System setup.............................................................................................................55

System setup..................................................................................................................................................................... 55

Entering BIOS setup program........................................................................................................................................ 55

Navigation keys................................................................................................................................................................. 55

Boot Sequence.................................................................................................................................................................. 55

System setup options.......................................................................................................................................................56

Contents

Contents 3