PeterNovickLab,DepartmentofCellBIOLOGyYaleUniversitySchoolofMedicineHOWTOPERFORMANINTERRUPTOFANONGOINGAUTOCOUNT1).Thisprograminterruptstheongoingautocounttoallowthecountingofasmallnumberofvials-onlyonerackofvials.Ifyouhavemorethanoneracktocount,thinkcreativelyandI"msureyou"llfigureouthowtocountthemallwiththehelpoftheinterruptfunction.2.)HOWTOUSETHEINTERRUPTFUNCTION:a).LoadyoursamplesontoarackbearingtheINTERRUPTcard.Puttheinterruptcardinthefrontmostcardholder(leftside).b.)Putyourrackinwiththeotherracksfromtheautocount.Placeyourracknearthefront(thescintillationcounterwillfindtheinterruptracknomatterwhereyouplaceit).c.)PresstheyellowINTRbutton.Youarepresentedwiththefollowingdisplayprintedonthepaperwherethecountsareprinted,andtheeditinglightwillgoon:d).Mostpeoplewillpress-2-(INTERRUPTAUTO)andenterthisbypressingtheRETURNbutton,sincemostpeoplewillhavearackofsamplestocountratherthanasingletube(-1-).e).PressblueUSERNUMBERbutton(don"tpressthereturnbutton).Thescintillationcounterthendisplaysthevariousnumbersofthecountingprograms.f).PressthenumberofthedesiredprogramforcountingtheinterruptsamplesandpresstheSTOREPROGbutton.g).PressMANCOUNTbutton.h).ThemachinewillautomaticallycountyourtubesandwillresumethepreviousAutocountafterprocessingthelastsampleintheinterruptrack.Yourcountswillbeprintedoutonapeiceofpaperseparatefromthepreviousautocount.i).Beabsolutelycertainwhenfinishedwiththeinterruptfunctionthatthepreviousautocounthasbeencontinued!!!j).Moreinformationaboutthisfunctionisfoundinthemanualforthescintillationcounteronpage4-2.