12.2.1 PBX Configuration—[4-2-1] Extension—Portable Station—Extension Settings→Option 2— Manual C. Waiting for Extension Call→Option 2— Automatic C. Waiting→Option 4— Call Waiting Tone TypeFeature Manual References4.1.5 Call Log, Incoming4.1.12 Call Waiting Tone18.1.6 SMDR (Station Message Detail Recording)22.1.5 Whisper OHCAOperating Manual References1.3.12 CALL WAITING FEATURES1.3.13 Call Waiting Tone3.1.2 Personal Programming4.1.12 Call Waiting ToneDescriptionWhen an extension user attempts to call a busy extension (i.e., an extension that is ringing or having aconversation), a call waiting tone can be sent to the called extension to indicate another call is waiting.Conditions• This feature functions only if the called extension has activated call waiting. If it is activated, the callingextension will hear a ringback tone.• One of two call waiting tones can be selected (Tone 1 or Tone 2) through personal programming (CallWaiting Tone Type Selection).• A PT user can hear different Call Waiting tones for CO line calls and intercom calls if "Tone 2" has beenselected through personal programming (Call Waiting Tone Type Selection). If "Tone 1" has beenselected, the same Call Waiting tone will be heard for both CO line calls and intercom calls.All Call Waiting tone patterns have a default (® 23.2 Tones/Ring Tones).• When the headset mode is on, you can choose whether the call waiting tone is heard from the speakerphone of the telephone or the earpiece of the headset. However, this setting is only available for terminalsthat support call waiting tone path switching (KX-DT521, KX-DT543, KX-DT546, KX-NT553, andKX-NT556).PC Programming Manual References9.15 PBX Configuration—[1-1] Configuration—Slot—V-IPEXT32—Port Property—Option— C.Waiting withHeadset9.28 PBX Configuration—[1-1] Configuration—Slot—Legacy-GW1/Legacy-GW210.3 PBX Configuration—[2-3] System—Timers & Counters—Miscellaneous— Caller ID—Visual Caller IDDisplay10.6.3 PBX Configuration—[2-6-3] System—Numbering Plan—B/NA DND Call Feature→ BSS / OHCA / Whisper OHCA / DND Override→ BSS / OHCA / Whisper OHCA / DND Override-212.1.1 PBX Configuration—[4-1-1] Extension—Wired Extension—Extension SettingsDocument Version 2016-03 Feature Manual 714.1.12 Call Waiting Tone