1.7 Useful FeaturesOperations 1-77Advanced Operations• The doorphone access tone can be eliminated by System Programming.• System Programming is required to monitor through a PT.• The access tone will not be sent to the monitored PT. The paging tone will also not be sentto the monitored PT.• This feature is not available when using a KX-T7050 .• See the Installation Manual, Section 3, “Room Monitor”.• See the Installation Manual, Section 3, “Doorphone Call”.PTPTPTMonitoring through a doorphonePT and SLTFor a PT: Press SP-PHONE and AUTO ANSWER/MUTE .For an SLT: Lift the handset and press the MUTE button.Enter the monitoreddoorphone number(1 through 4).doorphone no. Monitoring starts.3 1Dial 31.SP-PHONE AUTO ANSWERMUTEFor a PTMUTE For an SLT!!Data Line Security• 1.3 Making Calls, “Interrupting an Existing Call (Executive Busy Override)”,Executive Busy Override — Extension,Executive Busy Override — Exchange Line• 1.5 During a Conversation “Call Waiting”• See the Installation Manual, Section 3, “Data Line Security”.• See the Installation Manual, Section 3, “Hold”.Your extension can be protected against interruptions from the “Call Waiting”, “Hold Alarm”,and “Executive Busy Override” features. Data communication devices, such as computers andfacsimiles, can operate uninterrupted.Setting / CancellingAny TelephoneTo set: Dial 7301#.To cancel: Dial 7300#.7 3 0 1 # To set.7 3 0 0 # To cancel.Lift the handset or pressSP-PHONE/MONITOR.Hang up or pressSP-PHONE/MONITOR.Confirmation toneand dial tone++• Single line telephone users can dial “0” instead of “#”.