How to use "RTR-61 for Windows" 95By holding down on the key or key and clicking onanother Remote Unit, it is possible to select a multiple number ofRemote Units at the same time.- Note that if more than one Remote Unit has been selected, some commands in the[Communication] Menu cannot be carried out.Hold down the key to selectseveral sets of Remote Units.Hold down the key to selectRemote Units apart from one another.Selecting the [Communication] Menu for OpticalCommunication1. Place the supplied Optical Communication Adaptor (RTR-06A1)on top of a registered Base Unit.2. Place the Remote Unit on top of the adaptor as shown in thefigure, making sure that the optical communication area arealigned properly.Optical CommunicationAdaptor (RTR-06A1)RTR-5W unit connected to thecomputer with a LAN cableRTR-50 unit connected to thecomputer with a USB cable3. Select the icon of the Base Unit and then click [Communication]or right click on the icon to display the Menu available for opticalcommunication.Select icon ofBase Unit