Removing and Installing Parts 115NOTICE: To prevent static damage to components inside your computer, dischargestatic electricity from your body before you touch any of your computer’s electroniccomponents. You can do so by touching an unpainted metal surface on thecomputer chassis.1 Follow the procedures in "Before You Begin" on page 99.2 Press out the securing clip at each end of the memory module connector.3 Grasp the module at the end of the board and lift up.4 Replace the PCI Express x16 card. See "Cards" on page 115.CardsCAUTION: Before you begin any of the procedures in this section, follow thesafety instructions in the Product Information Guide.NOTICE: To prevent static damage to components inside your computer, dischargestatic electricity from your body before you touch any of your computer’s electroniccomponents. You can do so by touching an unpainted metal surface on thecomputer chassis.Your Dell™ computer provides the following slots for PCI and PCI Express cards:• One PCI Express x16 card slot (SLOT1)• One PCI Express x1 card slot (SLOT2)• Two PCI card slots (SLOT3, SLOT4)See "System Board Components" on page 105 for card slot location.PCI and PCI Express CardsYour computer supports two PCI cards, one PCI Express x16 card and onePCI Express x1 card.• If you are installing or replacing a card, follow the procedures in the nextsection.