2.2 PT Programming—ProceduresProgramming Manual 25[103] DTMF IntegrationEnables Inband (DTMF) Integration between the VPS and the PBX when a KX-TVS series VPS/KX-TVAseries VPS is connected to the PBX. The VPS and PBX communicate with each other by sending DTMFsignals.Conditions• In order to select "Enable" in this program, [130] VM 1 APT Port and [131] VM 2 APT Port shouldfirst be set to "Disable".• Please refer to 1.1.121 Voice Mail Inband (DTMF) Integration in the Feature Manual for detailsabout such as DTMF status signals.Programming Manual References[102] DTMF Integration PortFeature Manual References1.1.121 Voice Mail Inband (DTMF) Integration[104] SLT Hold ModeSelects how calls are held and transferred with an SLT when the Recall/hookswitch is pressed for less than1000 ms.Feature Manual References1.1.15 Call Hold[105] Conference ToneEnables the PBX to send a confirmation tone before starting or ending a conference call established by theConference feature or Executive Busy Override feature.Feature Manual References1.1.33 Conference1.1.50 Executive Busy Override—Extension1.1.51 Executive Busy Override—Outside (CO) Line[106] External Pager Access ToneEnables the PBX to send a confirmation tone to the external pager before a paging announcement.1 0 3 NEXT SELECT STORE END(Enable/ Disable)1 0 4 NEXT SELECT STORE END( Hold-1/Hold-2/Hold-3)1 0 5 NEXT SELECT STORE END( Enable/Disable)1 0 6 NEXT SELECT STORE END( Enable/Disable)