24 / RegulationsModular ICS 6.0 Installer Guide P0992638 03Changes or modifications not expressly approved by the party responsiblefor compliance could void the user’s authority to operate the equipment.Devices intended to be connected to the Public Switched TelephoneNetworkUSThis telephone equipment complies with Part 68, FCC Rules for directconnection to the Public Switched Telephone Network (The FCCregistration number appears on a label affixed to the ICS).Your connection to the telephone line must comply with these FCC Rules:• Use only an FCC Standard network interface jacks and FCC compliantline cord and plug to connect this equipment to the telephone line.• If a network interface jack is not already installed in your location, youcan order one from your telephone company. Order the followingnetwork jacks along with the corresponding Facility Interface Code(FIC):State and local requirements for support ofEmergency 911 Dialing service by CustomerPremises Equipment vary. Consult your localtelecommunications service providerregarding compliance with applicable lawsand regulations.Trunk Cartridge REN USOC SOC FICGATC LSDS (NT7B69AAAA)replacingLoop Start/DisconnectSupervision (LS/DS)- NT7B75GA-93AC1.5BDC 0.3RJ21X 9.0F 02LS2GATC CI (NT7B75AAC)replacingCall Information (CI)-NT5B41GA-93AC1.5BDC 0.3RJ21X 9.0F 02LS2