ComputerSciencesLaboratoryXeroxCorporationPaloAltoResearchCenterPaloAlto,California94304415494-4477XEROXNovember8,1983Mr.Wm.H.vonAlvenTelephoneInterconnectManagerCommonCarrierBureauFederalCommunicationsCommission120019thStreetNW,Room304Washington,DC20554Re:XeroxCSL-8308VoiceTerminalcontinuingqualityassuranceDearMr.vonAlven:ThequalityassurancemanualfortheCSL-8308isattached.The8308isintendedforapplicationsinofficesystemsresearchinsideXerox,Whileatthistimewedonotexpecttomanufacturemorethanonebatch,itispossiblethatsomeadditionalunitswillbeconstructedinthefuture.Ifwedomakemore,generalqualitywillbeassuredby100%functionaltestingaccordingtotheattacheddocument.TestingspecifictoFCCpart68willbethroughthreeroutes:FunctionaltestingThetestproceduresincludechecksintendedtoverifypropersignalpowerlimitations(68.308).ComponenttestingComponenttestingproceduresincludechecksintendedtoverifycompliancewiththeLeakage(68.304)andHazardousVoltageLimitations(68.306)ofPart68FCCPart68testingApplicabletestsfromthelistbelowwillbere-performedonrandomsamplingsoftheCSL-8308atnotgreaterthansemi-annualintervals,byMr.J.P.Neil,P.E.,MountainView,California,asindicatedbyhisengineeringjudgement.68.302EnvironmentSimulation68.304Leakage68.306HazardousVoltageLimitations68.308SignalPowerLimitationspîâïh{î\îu îâïfÓîK îâïe,î’îîRîâïc…î’îS îªîâïaÝî(qî{ïSürî)=ïSüî0î1œîâïJî˜îþîúî°îâïHrî± î«îâïFÊîõî²îâïE#îì î† îâïC{î(îCî;î›î ÈîâïAÔ îÛî|îâï<ÞîŽî±îîýî%î î,Éî1fîâï7èîUî îÁîâï2òîºîWî�î!kî#¨î&î,sî-ßsîâï0wrîÅï0wîuï0wsîï0wîxï0wî‹îRîš î&;î'ôî+Ôî0Þî6Lî:Yî>ÞîCîâï.Ïîzî—îµî³îîfî! î(ýî,‡î/¤î2Gî6Xî7¥î9î>@îAîâï-( î[îÅîrîd î$»î&kî(Ìî-Ïî/Sî1|î3„î7:î;'î?üîâï+�îˆîtîYîPîé î$fî(Çî/î0«î3î8|î?ºîâï)ÙîÌî{îâîÆî«î Vî"Gî'î+tîâï'^ î¯sîâï$ãîÙî„ î«î ©î%/î+ î,Øî0âî5}î9ˆî=Õ îâï#<tîâï ÁîsîâïFî‘î î"Gî'Kî+Õî1¶î3ˆî7˜ î>úîB9îâïžîOî�îGî#"î(- î/uî4µî6nî9\tîâï#î>îOî4sîâï¨ îæî î…îøî!Jî%kî(*î*. î2ªî4Äî9øî@lîB9îâïîaîî—îGî!� î)K î/;î1Kî4î5Ÿî7aî:ßî>8îâïZî î�î>î!2î#.î%` î,Ô î¢ïÞîcïÞ î&³ î¢ïcîcïcî¢ï èîcï èî%>î*H î¢ï mîcï mî"‘î&É ÿùTVm$;’ î¢ï�îcï� î&³ î¢ïéîcïéî¢ïAîcïAî%>î*H î¢ï™îcï™î"‘î&É î¢ïñîcïñ î&“î+´ î¢ïIîcïIî Áî$—î+© î¢ï ¡îcï ¡î"Ò ÿaTVm$6268.310LongitudinalBalanceLimitations68.312OnHookImpedanceLimitations68.314BillingProtectionSincerely,LawrenceC.StewartuîCNïg/sî¢ï_/îcï_/ î&“î+´ î¢ï\´îcï\´î Áî$—î+© î¢ïZ9îcïZ9î"Ò rî)=ïQû î)=ïK]î/|î1VwTVm$=ÿ HELVETICAþŸÿ TIMESROMANþŸÿ TIMESROMANþŸÿLAURELþŸÿLOGOü´ÿ HELVETICAþæm†j/ ›Ø æÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿ RegistrationExhibitGLetter.tioga 8-Nov-83 13:21:42