Switching to Computer ProgrammingFigure 5-4: Main Screen NOTETo continue to work in Off line mode press Cancel.5.5.1. Communication SetupThe communication between the PC and unit needs to be checked initially. Bydefault, COM Port 1 is used to send data to and receive data from the unit.To change this setting:1. Select CommunicationÆComPort. COM PORT Selection window opens(Figure 5-2).2. Select the relevant COM Port and click OK. You can now use the VMS toprogram the unit.Figure 5-5: Communication MenuVoice Mail and Auto Attendant System Installation and Programming Manual 5-4