FIELD REPAIRSOnly technicians certified on the OfficeServ 7200 are authorized by SAMSUNG TELECOMMUNICATIONS AMERICAto perform system repairs. Certified technicians may replace modular parts of a system to repair or diagnose trou-ble. Defective modular parts can be returned to SAMSUNG TELECOMMUNICATIONS AMERICA for repair.GENERALThis equipment must not be used on coin telephone lines. Connection to party line service is subject to state tar-iffs.The OfficeServ 7200 system uses toll restriction and LCR features that are programmed to allow dialing over thepublic telephone network. The North American Numbering Plan (NANP) determines these network area codesand exchange codes. Failure to update the system programming or software may deny you access to new areacodes and exchanges. Bell Communication Research (Bellcore) administers the NANP and publishes it. To obtainthe latest information and keep your system current, contact Bellcore at (201) 829-3071.HEARING AID COMPATIBILITYAll models of the OfficeServ 7200 are hearing aid compatible as specified in Part 68 of the FCC Rules.7.4 UNDERWRITERS LABORATORIESThe OfficeServ 7200 system has been tested to comply with safety standards in the United States as listed below.This system is listed with Underwriters Laboratories.LISTEDC US 51Y7E149091I.T.E7.5 MUSIC ON HOLD WARNINGIMPORTANT NOTICE: In accordance with US copyright laws, a license may be required from the American Societyof Composers, Authors and Publishers (ASCAP) or other similar organizations if copyrighted music is transmittedthrough the Music on Hold feature. SAMSUNG TELECOMMUNICATIONS AMERICA hereby disclaims any liabilityarising out of failure to obtain such a license.7.6 EQUAL ACCESS REQUIREMENTSThe OfficeServ 7200 is capable of providing users access to interstate providers of operator services through theuse of access codes. Modifications of this equipment by call aggregators to block access dialing codes is a viola-tion of the Telephone Operator Consumer Act of 1990 and Part 68 of the FCC Rules.7.7 DISA WARNINGLines that are used for the Direct Inward System Access feature must have the disconnect supervision optionsprovided by the telephone company.WARNING: As it is impossible to control who may access your DISA line it is suggested that you do not turn thisfeature on unless you intend to use it. If you do use this feature, it is good practice to frequently change pass-codes and periodically review your telephone records for unauthorized use.7.3