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1.7 Busy Line/Busy Party Features
100 Feature Guide
1.7.4.3 Off-hook Call Announcement (OHCA)
Description
An extension user can talk with a busy extension through the built-in speaker and microphone
of the called party’s PT. If the existing call is using a handset, a second conversation is made
using the speakerphone and microphone so that the called extension can talk to both parties.
Conditions
• COS programming determines which extensions can use this feature.
• This feature is available when the called extension
uses one of the following telephones:
• If the KX-T7235G/FR/SL/NE are connected to the PBX, the OHCA feature for the
KX-T7235 should be disabled through system programming.
• The OHCA feature cannot be used in the following cases:
The Call Waiting tone is sent to the called extension. ( 1.7.4.2 Call Waiting Tone)
• While an extension is receiving OHCA, if the extension user places the current trunk call
on hold or transfers the current intercom call or trunk call, OHCA will become disabled and
the calling extension will start to hear a ringback tone.
• While an extension is receiving OHCA, if the extension user places the current intercom
call on hold, the called extension can talk to the calling extension through the handset.
– KX-T7625, KX-T7630, KX-T7633, KX-T7636
–KX-T7536
–KX-T7436
– KX-T7235 (except KX-T7235G/FR/SL/NE)
(a) COS or called extension's telephone type is not available for this feature.
(b) The called extension (DPT) is connected to a PC (PC Console or PC Phone)
via the USB Module.
(c) The called extension (DPT) is in the Digital XDP connection.