Dell 510D Service Manual - Page 39

4. Connect the modem cable to the modem. NOTICE: Do not press down on the left side of the modem (side with the modem cable connection) while installing it. 5. Align the connector on the bottom of the modem with the modem connector on the system board and then press down on the right side of the modem to seat both connectors. 6. Replace the M2 x 3-mm screw. 7. Replace the cover and captive screw. NOTICE: If the memory module cover is difficult to close, remove the module and reinstall it. Forcing the cover to close may damage your computer. Mini PCI Card If you ordered a Mini PCI card when you ordered your computer, Dell has already installed the card for you. CAUTION: Before working inside your computer, read the safety instructions in your Product Information Guide. NOTICE: To prevent damage to components inside your computer, discharge static electricity from your body before you touch any of your computer's electronic components. You can do so by touching an unpainted metal surface. NOTICE: Handle components and cards by their edges, and avoid touching pins and contacts. NOTICE: 2.4-GHz Wireless LAN PC Cards may be removed and installed by the user. 1. Follow the instructions in "Preparing to Work Inside Your Computer." 2. Turn the computer upside down, and loosen the captive screw (labeled "C") on the Mini PCI card cover. 3. Place your finger under the cover at the indentation and lift up the cover. 4. If a Mini PCI card is not already installed, go to step 5. If you are replacing a Mini PCI card, remove the existing card: a. Disconnect any attached cables from the Mini PCI card. NOTICE: To prevent damage to the Mini PCI card connector, do not use tools to spread the securing clips that secure the card. b. Release the Mini PCI card by spreading the securing clips until the card pops up slightly. c. Lift the Mini PCI card out of its connector.