Before you begin ............................................................................................................................................................... 9

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

3 Safety instructions........................................................................................................................................11

Electrostatic discharge-ESD protection...................................................................................................................... 11

ESD field service kit .........................................................................................................................................................12

Components of an ESD field service kit.................................................................................................................. 12

ESD protection summary ..........................................................................................................................................13

Transporting sensitive components................................................................................................................................13

Lifting equipment .......................................................................................................................................................13

4 Recommended tools.....................................................................................................................................14

5 Screw list..................................................................................................................................................... 15

6 Removing the base cover............................................................................................................................. 17

Procedure...........................................................................................................................................................................17

7 Replacing the base cover..............................................................................................................................19

Procedure.......................................................................................................................................................................... 19

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

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

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

Procedure.......................................................................................................................................................................... 21

9 Replacing the battery.................................................................................................................................. 23

Lithium-ion battery precautions..................................................................................................................................... 23

Procedure .........................................................................................................................................................................23

Post-requisites..................................................................................................................................................................24

10 Removing the memory modules................................................................................................................. 25

Prerequisites..................................................................................................................................................................... 25

Procedure..........................................................................................................................................................................25

11 Replacing the memory modules...................................................................................................................27

Procedure .........................................................................................................................................................................27

Post-requisites..................................................................................................................................................................27

12 Removing the wireless card........................................................................................................................ 28

Prerequisites..................................................................................................................................................................... 28

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

Contents