1.5 Making Call FeaturesFeature Guide 911.5.4.9 Special Carrier Access CodeDescriptionIf the PBX has access to multiple telephone companies, a Special Carrier Access code assigned throughsystem programming is required every time a trunk call is made without using ARS.A preprogrammed Pause time will be automatically inserted between the user-dialled Special CarrierAccess code and the subsequent digits. (→ 1.5.4.7 Pause Insertion)Conditions• TRS/BarringTRS/Barring checks only the dialled telephone number excluding the Special Carrier Access code. (→1.8.1 Toll Restriction (TRS)/Call Barring (Barring))• ARSA pause is not automatically inserted between the user-dialled access code and the subsequent digitswhen the ARS mode is enabled. (1.9.1 Automatic Route Selection (ARS))• If this PBX is installed behind an existing host PBX:A Special Carrier Access code and a Host PBX Access code should be assigned separately: thesecodes cannot be assigned together as one code. (→ 1.5.4.8 Host PBX Access Code (Access Code tothe Telephone Company from a Host PBX))PT Programming Manual References[303] Special Carrier Access CodeFeature Guide References1.9.1 Automatic Route Selection (ARS)3.1 Capacity of System Resources