Dell G7 7790 - Default Chapter; Table of Contents

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1 Before working inside your computer............................................................................................. 7

Before you begin ...................................................................................................................................................................7

2 After working inside your computer............................................................................................... 8

3 Safety instructions.......................................................................................................................9

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

ESD field service kit ............................................................................................................................................................ 10

Transporting sensitive components....................................................................................................................................11

4 Recommended tools....................................................................................................................12

5 Screw list...................................................................................................................................13

6 Removing the base cover.............................................................................................................15

Procedure..............................................................................................................................................................................15

7 Replacing the base cover............................................................................................................. 18

Procedure .............................................................................................................................................................................18

8 Removing the battery..................................................................................................................21

Lithium-ion battery precautions......................................................................................................................................... 21

Prerequisites......................................................................................................................................................................... 21

Procedure for removing the battery for computers shipped without hard drive........................................................ 21

Procedure for removing the battery for computers shipped with hard drive.........................................22

9 Replacing the battery................................................................................................................. 24

Procedure for replacing the battery for computers shipped without hard drive........................................................ 24

Procedure for replacing the battery for computers shipped with hard drive......................................... 24

Post-requisites.....................................................................................................................................................................25

10 Removing the memory modules..................................................................................................26

Prerequisites........................................................................................................................................................................ 26

Procedure.............................................................................................................................................................................26

11 Replacing the memory modules.................................................................................................. 28

Procedure............................................................................................................................................................................. 28

Post-requisites.....................................................................................................................................................................29

12 Removing the hard drive............................................................................................................30

Prerequisites........................................................................................................................................................................ 30

Procedure (Applicable only on computers shipped with 4-cell battery)...................................................................... 30

Contents

Contents 3