Table of Contents1 Operation ................................................................................................171.1 Before Operating the Telephones .................................................................................181.1.1 Before Operating the Telephones ..................................................................................181.2 Making Calls ....................................................................................................................311.2.1 Basic Calling ...................................................................................................................311.2.2 Easy Dialling ...................................................................................................................361.2.3 Redial .............................................................................................................................401.2.4 When the Dialled Line is Busy or There is No Answer ...................................................411.2.5 Accessing the ISDN Service (ISDN Service Access) .....................................................491.2.6 Alternating the Calling Method (Alternate Calling—Ring/Voice) ....................................501.2.7 Calling without Restrictions ............................................................................................511.2.8 To Access Another Party Directly from Outside (Direct Inward System Access[DISA]) ............................................................................................................................521.2.9 Setting Your Telephone from Another Extension or through DISA (RemoteSetting) ...........................................................................................................................551.3 Receiving Calls ................................................................................................................561.3.1 Answering Calls ..............................................................................................................561.3.2 Answering Hands-free (Hands-free Answerback) ..........................................................571.3.3 Answering a Call Ringing at Another Telephone (Call Pickup) ......................................581.3.4 Answering a Call via an External Speaker (Trunk Answer From Any Station[TAFAS]) .........................................................................................................................591.3.5 Using the ANSWER/RELEASE Button ..........................................................................601.3.6 Identifying Malicious Calling Parties (Malicious Call Identification [MCID]) ....................621.4 During a Conversation ....................................................................................................631.4.1 Transferring a Call (Call Transfer) ..................................................................................631.4.2 Holding a Call .................................................................................................................681.4.3 Talking to Two Parties Alternately (Call Splitting) ..........................................................731.4.4 Answering Call Waiting ..................................................................................................751.4.5 Multiple Party Conversation ...........................................................................................801.4.6 Mute ...............................................................................................................................891.4.7 Letting Other People Listen to the Conversation (Off-hook Monitor) .............................901.4.8 Using the Headset (Headset Operation) ........................................................................911.5 Using a PDN/SDN Button ...............................................................................................931.5.1 Primary Directory Number (PDN)/Secondary Directory Number (SDN)Extension ........................................................................................................................931.6 Before Leaving Your Desk .............................................................................................971.6.1 Forwarding Calls ............................................................................................................971.6.2 Using Voice Messaging (Built-in Simplified Voice Message [SVM]) ............................1051.6.3 Showing a Message on the Caller’s Telephone Display (Absent Message) ................1161.6.4 Preventing Other People from Using Your Telephone (Extension Dial Lock) ..............1181.7 Making/Answering an Announcement ........................................................................1201.7.1 Paging ..........................................................................................................................1201.7.2 Answering/Denying a Paging Announcement ..............................................................1221.7.3 Making a Conference Group Call .................................................................................1231.8 Setting the Telephone According to Your Needs ......................................................1301.8.1 Setting the Alarm (Timed Reminder) ............................................................................1301.8.2 Refusing Incoming Calls (Do Not Disturb [DND]) .........................................................1321.8.3 Receiving Call Waiting (Call Waiting/Off-hook Call Announcement [OHCA]/WhisperOHCA) ..........................................................................................................................1361.8.4 Displaying Your Telephone Number on the Called Party and Caller’s Telephone (Calling/Connected Line Identification Presentation [CLIP/COLP]) ...........................................137User Manual 13Table of Contents