TheVT-3hasa STANDBYMODEfeaturethatis automaticandrcquiresno usefadjustmentsWhen.nosignalis prcsent for45 minutes,theVT-3controllergoesintoStandbyl\/ode,andit willusea minimumof powerto remain"asleep".When thesystemis usedagain,it immediatelyturnson as soonas a signalis received.Thereis no needto turnihe VT-3son andoffeverytimetheyareused.
The VIDEOMODETRIGGERINPUTis an auxiljarytriggerinputthat fo.cesthe VT-3intothe VIDEOmode. N,4anJlr preamplifiersandprocessorshavea triggeroutput(+4.sVDCto +25VDC)whichis enabledwhentheuserselectsa video- function,suchas DVDof DSS. lf thetriggeris aclive,theVT-3processorwillswitchintoVIDEOmodeif thepreviousmode wasl\rUSlCor stayinVIDEOif it wasalreadyinthatmode-ThesystemwillremainintheVIDEOmodeuntilit is switched backto MUSICmodeeitherbythe lR remoleor by theConkoller
I Operation
TheVT-3systemwasdesignedto handlea widerangeof listeningleveis,buteverycomponenthaslimits.lt is important to usecommonsenseandlistenfor signsof possjbledistressfromthespeakers.Noticeabledistortionor harshbreakup is an indicationthatthe speakeris runningbeyondits capacity,and thevolumeshouldbe decreased.lf youfeelheat emanatingfromthefrontof anyof thespeakers,reducethe levelimmediatelySpeaker.damagemostoftenoccursfrom sustainedhighvolumelevels,notfrcm transientsoundsor briefmusicalpeaks. Excessiveboostingof bass,treble,of equalizercontrolscanworcentheproblemandis notrecommended-
I Maintenance
YourVT-3shavebeendesignedfor yearsol trouble{reeoperationandrequireminimalmaintenanceundernofmaluse. TheVT-3cabinetmaybecleanedusinga dampclothor a mild,non-abrasiveglasscleaner.Tocleanthegril, firstremove it fromthespeaker,thenbrushlightlywitha softbrushor usea vacuumon itslowestsetting.TheVT-3controllermaybe cleanedby wipingwith a lint-freecloth. Do not exposethe toweror Conkollerto directsunlight,hightemperaturesof moisture.In theeventthatserviceis required,do notopentheVT-3amplifleror ControllerRefer.theunitto a qualllied
servicetechnician.
I Troubleshooting
lf thoVT-3failsto operatewhenbothPowerSwitchesareturnedon,checkthe powercordsandallthe inputandoutput connectionsthoroughlylf. thesiatuslighton thecontrolleri6noton,vorifythatthealltheconnectionsareproperlymade. lf no lightis present,contaciyourlocalAuthorizedNHTDealeror NHTlmmediatelyfor assistance.
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