Dell Vostro 2521 Dell Vostro 2521 Owner's Manual - Page 3

Contents Notes, Cautions, and Warnings 2 1 Working on Your Computer...5 Before Working Inside Your Computer...5 Turning Off Your Computer...6 After Working Inside Your Computer...7 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...10 Removing the Memory Module...11 Installing the Memory Module...11 Removing the Hard-Drive Assembly...11 Installing the Hard-Drive Assembly...13 Removing the Optical-Drive Assembly...13 Installing the Optical-Drive Assembly...14 Removing the Keyboard...14 Installing the Keyboard...15 Removing the Wireless Mini-Card...16 Installing the Wireless Mini-Card...16 Removing the Palmrest...16 Installing the Palmrest...18 Removing the Input/Output (I/O) Board...18 Installing the Input/Output (I/O) Board...19 Removing the System Board...19 Installing the System Board...20 Removing the Coin-Cell Battery...21 Installing the Coin-Cell Battery...21 Removing the Heatsink...22 Installing the Heatsink...22 Removing the System Fan...23 Installing the System Fan...23