User Manual 9Table of Contents1 Operation ...............................................................................................111.1 Before Operating a Telephone ...................................................................................... 121.1.1 Before Operating a Telephone.......................................................................................... 121.2 Making Calls ................................................................................................................... 201.2.1 Basic Calling..................................................................................................................... 201.2.2 Easy Dialling..................................................................................................................... 251.2.3 Redialling ......................................................................................................................... 291.2.4 When the Dialled Party is Busy or There is No Answer ................................................... 311.2.5 Switching the Calling Method (Alternate Calling—Ring/Voice) ........................................ 391.2.6 Using Your Calling Privileges at Another Extension (Walking COS) ................................ 401.2.7 Accessing Another Party Directly from Outside (Direct Inward System Access [DISA]) ............ 411.3 Receiving Calls ............................................................................................................... 441.3.1 Answering Calls................................................................................................................ 441.3.2 Answering Hands-free (Hands-free Answerback) ............................................................ 451.3.3 Answering a Call Ringing at Another Telephone (Call Pickup) ......................................... 461.4 During a Conversation ................................................................................................... 481.4.1 Transferring a Call (Call Transfer) ..................................................................................... 481.4.2 Holding a Call ................................................................................................................... 501.4.3 Talking to 2 Parties Alternately (Call Splitting) ................................................................. 541.4.4 Answering Call Waiting..................................................................................................... 551.4.5 Talking to Multiple Parties (Conference)........................................................................... 581.4.6 Muting a Microphone (Microphone Mute)......................................................................... 631.4.7 Using the Headset (Headset Operation) .......................................................................... 641.4.8 Talking to Another Party without Lifting the Handset (Hands-free Operation) .................. 651.4.9 Changing the Dialling Mode (Pulse to Tone Conversion) ................................................. 661.5 Before Leaving Your Desk ............................................................................................. 671.5.1 Forwarding Your Calls (Call Forwarding [FWD]) ............................................................... 671.5.2 Showing a Message on the Caller's Telephone Display (Absent Message) .................... 701.5.3 Preventing Other People from Using Your Telephone (Extension Lock)........................... 721.5.4 Leaving a Group (Log-in/Log-out) .................................................................................... 731.5.5 Using Voice Messaging (Built-in Voice Message [BV])..................................................... 741.6 Making/Answering a Paging Announcement............................................................... 831.6.1 Paging .............................................................................................................................. 831.6.2 Answering/Denying a Paging Announcement .................................................................. 851.7 Setting the Telephone According to Your Needs ........................................................ 861.7.1 Setting the Alarm (Timed Reminder)................................................................................ 861.7.2 Refusing Incoming Calls (Do Not Disturb [DND]) ............................................................. 881.7.3 Receiving Call Waiting ..................................................................................................... 891.7.4 Preventing Other People from Joining Your Conversation (Executive Busy Override Deny) .......... 901.7.5 Turning on the Background Music (BGM) ........................................................................ 911.7.6 Protecting Your Line against Notification Tones (Data Line Security)............................... 921.7.7 Checking the Time Service Mode .................................................................................... 931.7.8 Clearing Features Set at Your Extension (Extension Feature Clear)................................ 941.7.9 Monitoring a Room (Room Monitor) ................................................................................. 951.8 Using User-supplied Equipment ................................................................................... 971.8.1 If a Doorphone/Door Opener is Connected...................................................................... 971.8.2 If a Host PBX is Connected .............................................................................................. 99