3.5.5 PRI30 Card (KX-NCP1290CE/KX-NCP1290CJ/KX-NCP1290CN)Function1-port ISDN Primary Rate Interface card (30B channels). EURO-ISDN/ETSI compliant.LEDsRJ45BATo NT1/ ExtensionAccessories and User-supplied ItemsAccessories (included): Ferrite core ´ 1User-supplied (not included): RJ45 connectorCAUTION• When connecting this optional service card to the trunk, connect through an NT1; do not connect tothe U interface of the trunk directly.• PRI ports are SELV ports and should only be connected to SELV services.NoticeWhen connecting the RJ45 connector, attach the included ferrite core. Refer to "3.2.6 Attaching a FerriteCore".Note• In some countries/areas, this optional service card must not be connected to the Public SwitchedTelephone Network.• This optional service card can be used for either trunk or extension connection, by setting the A/Bswitch or using the connector with appropriate pin assignments.• To confirm the trunk connection, refer to "Confirming the Trunk Connection" in "3.13.1 Starting thePBX".Switch SettingsSwitch Type Usage and Status DefinitionA/B Slide Select A (default) for trunk or B for extension use.Installation Manual 773.5.5 PRI30 Card (KX-NCP1290CE/KX-NCP1290CJ/KX-NCP1290CN)