19Installing the Software and the USB Device DriverInstalling the USB DriverHave you already installed the supplied software?Before connecting a Unit to a PC with a USB cable make sure to install the suppliedsoftware first.If the Base Unit is not an RTR-500, please follow directions for installing the USB DeviceDrivers found in the Introductory Manual that came with the Base Unit you are using.1. Open the “RTR-500 for Windows” from the Start Screen orStart Menu.2. Open the RTR-500 Settings Utility.3. Connect the Unit with the supplied USB cable to your computer.The USB driver installation will start automatically.- Do not connect a Unit to your computer until the software has been installed.- It is not necessary to connect the AC adaptor at this point.4. The USB driver installation will be completed.