Dell Precision M20 Dell Precision M20 Service Manual - Page 45

1 captive screw 4. Remove the M2 x 3-mm screw that attaches the modem. 5. Pull up on the pull-tab to disconnect the modem from the connector on the system board. 1 M2 x 3-mm screw 2 modem NOTICE: Do not disconnect the modem cable from the system board. 6. Disconnect the modem cable from the modem. Installing the Modem 1. Connect the modem cable to the modem. NOTICE: Ensure that the modem cable is routed correctly when you replace the modem. NOTICE: Do not press down on the left side of the modem while installing it. 2. 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. 3. Replace the M2 x 3-mm screw. 4. Replace the modem cover. Devices Your computer ships with an optical drive installed in the module bay. However, the device security screw is not installed in the optical drive but packaged separately. When you install your device in the module bay, you can install the device security screw. NOTICE: Insert devices into the module bay before you dock and turn on the computer. NOTE: You do not need to install the device security screw unless you want to secure the module inside the computer for security purposes. Removing the Device If the Security Screw Is Not Installed NOTICE: To prevent damage to devices, place them in a safe, dry place when they are not installed in the computer. Avoid pressing down on them or placing heavy objects on top of them. 1. Press the device latch release so that the latch release pops out.