6. Close the computer cover.7. Connect your computer and devices to electrical outlets, and turn them on.8. Right-click the My Computer icon and click Properties.9. Click the General tab.10. To verify that the memory is installed correctly, check the amount of memory (RAM) listed.Removing Memory1. Follow the procedures in "Before You Begin."2. Press out the securing clip at each end of the memory module connector.3. Grasp the module and pull up.If the module is difficult to remove, gently ease the module back and forth to remove it from the connector.CardsYour computer provides the following slots for PCI and PCI Express cards:l Four PCI card slotsl One PCI Express x16 card slotl One PCI Express x1 card slotPCI CardsIf you are installing or replacing a card, follow the procedures in the next section. If you are removing but not replacing a card, see "Removing a PCI Card."If you are replacing a card, remove the current driver for the card from the operating system.If you are installing or replacing a PCI Express card, see "Installing a PCI Express Card."Installing a PCI Card1. Follow the procedures in "Before You Begin."2. Press the lever on the card retention arm and raise the retention arm.NOTICE: To connect a network cable, first plug the cable into the network wall jack and then plug it into the computer.CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide.NOTICE: To prevent static damage to components inside your computer, discharge static electricity from your body before you touch any of yourcomputer's electronic components. You can do so by touching an unpainted metal surface on the computer chassis.CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide.NOTICE: To prevent static damage to components inside your computer, discharge static electricity from your body before you touch any of yourcomputer's electronic components. You can do so by touching an unpainted metal surface on the computer chassis.