Polycom User Manual 1.6In this Polycom user manual, you will find everything you need to know about your phone for daily use with the Astium PBX. This manual will guide you through the commonly used phone features such as placing a call, putting a call on hold and transferring a call. All features are easily grouped by phone, so there is no need to read the whole manual. The following phones are supported: Polycom Soundpoint IP 300,301,320,330,430,500,501,600,601 and the