21BASIC FUNCTIONSGROUP CALLSGroup calls allow you to communicate with a group of users who have the option toparticipate in the communication enabled, by attaching the groups into the network.The groups are organised into ranges or folders. Each range may have a variety ofgroups, the group distribution is programmed.The name of the range and group you have selected appears on the main screen.You can navigate through the different groups in the range using the arrows.To change the range, access the Groups menu from the main menu.Once you have selected the chosen group, press PTT to initiate the call. You will hearan acoustic warning and the indicator light will turn red when the network has givenpermission for transmission. Whenever you wish to stop speaking, release the button.The terminal always shows the progress of the call and the identity of the speaker.To disconnect the call, press the red hand-up key or simply release the PTT and waitfor the system to disconnect the call.Calls using the PTT to speak:To optimise the sound quality of the TK-T300/G, ensure that the terminalis vertical with the antenna pointing upwards, and that the microphone isbetween 2.5 and 10 cm from your mouth, while you are pressing the PTT.You can configure the groups so that they are on listen (scanned groups), so that you willreceive all the communications of the groups with this status. You can configure this byprogramming or using the menu: Groups\Scanning lists.You do not require any specific action to receive a group call to the selected group or tothose configured in scan. It will be received automatically and, on the screen, you can seethe group receiving the call and the identifier of the user that has made it.