1.5 Making Call FeaturesFeature Guide 55• When a preprogrammed Second Dial Tone Waiting code is dialed after seizing a CO line,pauses are inserted a preprogrammed number of times after the code.1.5.4.6 Host PBX Access Code (Access Code to the TelephoneCompany from a Host PBX)DescriptionThis PBX can be installed behind an existing host PBX. This is performed by connectingextension ports of the host PBX to CO line ports of this PBX. A Host PBX Access codeassigned through system programming ( Host PBX Access Code [471]) is required toaccess the telephone company from the host PBX. The CO Line Access number of the hostPBX should be stored as a Host PBX Access code on a CO line group of this PBX basis.A pause of a preprogrammed length ( LCOT Pause Time [416]) will be automatically insertedbetween the user-dialed Host PBX Access code and the following digits. ( 1.5.4.5 PauseInsertion)[Example]Dials "9-0-01-23-4567".Idle LineAccess No. Telephone No.Host PBXAccess CodeOutside Party(01-23-4567)Extn. 101 Extn. 102TRG1Telephone CompanyHost PBXPBXDials "9-101".Idle LineAccess No.: 9Idle LineAccess No.Extn. No.of the Host PBXDials "0-01-23-4567".Host PBXAccess CodeTelephoneNo.Host PBXAccess Code: 0