ASRock P45R2000 Quick Installation Guide - Page 19

1. If you plan to install only one PCI Express VGA card on this motherboard, please install it on PCIE2 slot (Green). In this mode, you do not need to adjust the default setting of ASRock SLI/XFire Switch Card, and please do not remove or lose ASRock SLI/XFire Switch Card when it is still in working condition. 2. For the information of the compatible CrossFireTM Mode PCI Express VGA cards and CrossFireTM setup procedures, please refer to "CrossFireTM Operation Guide" on page 20. 3. If you want to use ASRock DeskExpress function on this motherboard, please install ASRock PCIE_DE card on PCIE1/DE slot. Installing an expansion card Step 1. Before installing the expansion card, please make sure that the power supply is switched off or the power cord is unplugged. Please read the documentation of the expansion card and make necessary hardware settings for the card before you start the installation. Step 2. Remove the system unit cover (if your motherboard is already installed in a chassis). Step 3. Remove the bracket facing the slot that you intend to use. Keep the screws for later use. Step 4. Align the card connector with the slot and press firmly until the card is completely seated on the slot. Step 5. Fasten the card to the chassis with screws. Step 6. Replace the system cover. 19 ASRock P45R2000-WiFi / P45R2000 / P45TurboTwins2000 Motherboard English