Dell Vostro 2421 - Default Chapter; Table of Contents

Contents
Notes, Cautions, and Warnings.............................................................................................. 0
1 Working on Your Computer.......................................................................................................5
Before Working Inside Your Computer.....................................................................................................................5
Turning Off Your Computer.......................................................................................................................................6
After Working Inside Your Computer........................................................................................................................6
2 Removing and Installing Components.....................................................................................9
Recommended Tools................................................................................................................................................9
Removing the Secure Digital (SD) Card....................................................................................................................9
Installing the Secure Digital (SD) Card.....................................................................................................................9
Removing the Battery...............................................................................................................................................9
Installing the Battery..............................................................................................................................................10
Removing the Access Panel...................................................................................................................................10
Installing the Access Panel....................................................................................................................................11
Removing the Memory Module..............................................................................................................................11
Installing the Memory Module................................................................................................................................12
Removing the Hard-Drive Assembly.......................................................................................................................12
Installing the Hard-Drive Assembly........................................................................................................................13
Removing the Optical-Drive Assembly...................................................................................................................14
Installing the Optical-Drive Assembly....................................................................................................................15
Removing the Keyboard..........................................................................................................................................15
Installing the Keyboard...........................................................................................................................................17
Removing the Wireless Mini-Card..........................................................................................................................17
Installing the Wireless Mini-Card...........................................................................................................................17
Removing the Palmrest...........................................................................................................................................17
Installing the Palmrest............................................................................................................................................20
Removing the Input/Output (I/O) Board..................................................................................................................20
Installing the Input/Output (I/O) Board...................................................................................................................21
Removing the Coin-Cell Battery..............................................................................................................................21
Installing the Coin-Cell Battery...............................................................................................................................22
Removing the System Board...................................................................................................................................22
Installing the System Board....................................................................................................................................24
Removing the Heatsink...........................................................................................................................................25
Installing the Heatsink............................................................................................................................................25
Removing the Speakers..........................................................................................................................................26