12 User ManualTable of Contents1 Operation........................................................................................151.1 Before Operating the Telephones ........................................................................ 161.1.1 Before Operating the Telephones ............................................................................ 161.2 Making Calls........................................................................................................... 251.2.1 Basic Calling............................................................................................................ 251.2.2 Easy Dialing............................................................................................................. 281.2.3 Redial ...................................................................................................................... 321.2.4 When the Dialed Line is Busy or There is No Answer ............................................. 321.2.5 Alternate Calling—Ring/Voice ................................................................................. 381.2.6 Calling without Restrictions ..................................................................................... 381.2.7 Direct Inward System Access (DISA) ...................................................................... 401.2.8 Remote Setting........................................................................................................ 421.3 Receiving Calls ...................................................................................................... 441.3.1 Answering Calls ....................................................................................................... 441.3.2 Hands-free Answerback .......................................................................................... 441.3.3 Call Pickup............................................................................................................... 451.3.4 Trunk Answer From Any Station (TAFAS) ................................................................ 461.3.5 ANSWER/RELEASE Button.................................................................................... 461.4 During a Conversation .......................................................................................... 491.4.1 Call Transfer............................................................................................................. 491.4.2 Call Hold .................................................................................................................. 511.4.3 Call Splitting............................................................................................................. 541.4.4 Call Waiting.............................................................................................................. 561.4.5 Multiple Party Conversation..................................................................................... 591.4.6 Mute......................................................................................................................... 641.4.7 Off-hook Monitor...................................................................................................... 651.4.8 Headset Operation .................................................................................................. 661.5 Absence Settings .................................................................................................. 681.5.1 Call Forwarding........................................................................................................ 681.5.2 Absent Message...................................................................................................... 711.5.3 Extension Lock ........................................................................................................ 721.6 Paging..................................................................................................................... 741.6.1 Paging...................................................................................................................... 741.6.2 Answering/Denying a Paging Announcement.......................................................... 751.7 Extension Settings ................................................................................................ 761.7.1 Timed Reminder ...................................................................................................... 761.7.2 Do Not Disturb (DND).............................................................................................. 771.7.3 Call Waiting/Off-hook Call Announcement (OHCA)/Whisper OHCA ....................... 781.7.4 Connected Line Identification Restriction (COLR)................................................... 791.7.5 Calling Line Identification Restriction (CLIR) ........................................................... 801.7.6 Executive Busy Override Deny ................................................................................ 801.7.7 Background Music (BGM)........................................................................................ 811.7.8 Data Line Security ................................................................................................... 811.7.9 Time Service ........................................................................................................... 811.7.10 Paralleled Telephone ............................................................................................... 821.7.11 Wireless XDP Parallel Mode.................................................................................... 831.7.12 Extension Feature Clear .......................................................................................... 83