1-4 Dell Inspiron Advanced Port Replicator User’s GuideConnecting External Devices to the APRTo attach external devices to the APR, perform the following steps:1. Refer to Figure 1-1 to attach external devices to the appropriate connectors onthe back of the APR.NOTE: If the cable connector from the external device has thumbscrews, be sureto tighten them to ensure a proper connection.For detailed information on using external devices with your computer, see“Connecting External Devices” in the system Help.2. Connect the external devices to an electrical outlet, if applicable.Connecting the Computer to the APRYou must attach an AC adapter to the APR before you dock and turn on the computer.The AC adapter powers the APR and the computer at the same time. Any batteryinstalled in the computer charges while you use the APR.NOTICE: Always use the Dell AC adapter that came with the APR. (Look formodel number PA-6 on the bottom of the AC adapter.) If you use any othercommercially available AC adapter—or the AC adapter from earlier modelsof Dell computers—you may damage the APR or the computer.Before you initially connect your computer to the APR, the operating system mustcomplete its setup process. To verify that the operating system has completed thesetup process, perform the following steps:1. Be sure that the computer is not docked in the APR.2. Turn on the computer.3. Verify that your computer’s operating system completes the setup process. Forinstructions, refer to the Setup Guide that accompanied your computer.4. Turn off the computer.You can now connect your computer to the APR as described in the followingsubsection, “Docking the Computer.”