Dell Vostro 2421 (Early 2013) - Manual (Page 2)

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