Basic Features Configuration1. Setting → Preference →Time Zone2. Select the necessary one.3. Press to save the configuration.Note:If the IP Phone cannot obtain the time and date from the Simple Network Time Protocol (SNTP)server, please contact your system administrator for more information.Ring ToneYou can adjust the type and volume of the ring tone.To adjust the Ring Tone Type via Phone interface1. Press Menu → Setting → Basic Settings → Ring Tone.2. Press and to select the aimed one.3. Press or Save soft key to save the configuration.25