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ONKYOContentsTX-8020STEREO RECEIVER宅嗨网IntroductionEn-2INSTRUCTION MANUAL嗨网Connections.En-11海网宅嗨网Enjoying Audio Sources......En-19Thank you for purchasing an Onkyo Stereo Receiver.AppendixPlease read this manual thoroughly before makingTroubleshootingEn-32connections and plugging in the unit.SpecificationsEn-34Following the instructions in this manual will enableyou to obtain optimum performance and listeningenjoyment from your new Stereo Receiver.Please retain this manual for future reference.海网宅嗨网WARNING:WARNINGAVISTO REDUCE THE RISK OF FIRE OR ELECTRICSHOCK.DO NOT EXPOSE THIS APPARATUSTO RAIN OR MOISTURE.equilateral triangle,is intended to alert the user to theCAUTION:presence of uninsulated "dangerous voltage"withinthe product's enclosure that may be of sufficientTO REDUCE THE RISK OF ELECTRIC SHOCKmagnitude to constitute a risk of electric shock toDO NOT REMOVE COVER (OR BACK).NOpersons.USER-SERVICEABLE PARTS INSIDE.REFERThe exclamation point within an equilateral triangle isSERVICINGTOQUALIFIEDSERVICEintended to alert the user to the presence of importantPERSONNEL.operating and maintenance (servicing)instructions inthe literature accompanying the appliance.Important Safety Instructions1.Read these instructions.15.Damage Requiring Service2.Keep these instructions.Unplug the apparatus from the wall outlet and refer3.Heed all warnings.servicing to qualified service personnel under the4.Follow all instructions.following conditions:A.When the power-supply cord or plug is damaged,5.Do not use this apparatus near water.B.If liquid has been spilled,or objects have fallen6.Clean only with dry cloth.into the apparatus,7.Do not block any ventilation openings.Install inC.If the apparatus has been exposed to rain oraccordance with the manufacturer's instructions.water,8.Do not install near any heat sources such as radia-D.If the apparatus does not operate normally bytors,heat registers,stoves,or other apparatusfollowing the operating instructions.Adjust only(including amplifiers)that produce heat.those controls that are covered by the operating9.Do not defeat the safety purpose of the polarized orinstructions as an improper adjustment of othergrounding-type plug.A polarized plug has twocontrols may result in damage and will oftenrequire extensive work by a qualified technicianblades with one wider than the other.A groundingtype plug has two blades and a third groundingto restore the apparatus to its normal operation,prong.The wide blade or the third prong are pro-E.If the apparatus has been dropped or damaged inany way.andvided for your safety.If the provided plug does notfit into your outlet,consult an electrician forF When the apparatus exhibits a distinct change inperformance this indicates a need for service.16.Object and Liquid Entry10.Protect the power cord from being walked on orpinched particularly at plugs,convenience recepta-Never push objects of any kind into the apparatuscles,and the point where they exit from the appara-through openings as they may touch dangerous volt-age points or short-out parts that could result in atus.fire or electric shock.11.Only use attachments/accessories specified by theThe apparatus shall not be exposed to dripping ormanufacturer.splashing and no objects filled with liquids,such as12.Use only with the cart,stand,PORTABLE CART WARNINGvases shall be placed on the apparatus.tripod,bracket,or table spec-Don't put candles or other burning objects on top ofified by the manufacturer,orthis unit.sold with the apparatus.17.BatteriesWhen a cart is used,use cau-Always consider the environmental issues and fol-tion when moving the cart/apparatus combinationlow local regulations when disposing of batteries.toavoid injury from tip-over.18.If you install the apparatus in a built-in installation,such as a bookcase or rack.ensure that there is ade-13.Unplug this apparatus during lightning storms orquate ventilationwhen unused for long periods of time.Leave 20cm(8")of free space at the top and sides14.Refer all servicing to qualified service personnel.and 10cm(4")at the rear.The rear edge of the shelfServicing is required when the apparatus has beenor board above the apparatus shall be set 10 cm(4")damaged in any way,such as power-supply cord oraway from the rear panel or wall,creating a flue-plug is damaged,liquid has been spilled or objectslike gap for wam air to escape.have fallen into the apparatus,the apparatus hasbeen exposed to rain or moisture,does not operatenormally,or has been dropped.En-2PrecautionsRecording Copyright-Unless it's for personal use8.Handling Notesonly,recording copyrighted material is illegal with-If you need to transport this unit,use the originalout the permission of the copyright holder.packaging to pack it how it was when you origi-2.AC Fuse-The AC fuse inside the unit is not user-nally bought it.serviceable.If you cannot turn on the unit,contactDo not leave rubber or plastic items on this unityour Onkyo dealer.for a long time,because they may leave marks on3.Care-Occasionally you should dust the unit allthe case.over with asoft cloth.For stubborn stains.use a softThis unit's top and rear panels may get warmcloth dampened with a weak solution of mildafter prolonged use.This is normal.detergent and water.Dry the unit immediatelyIf you do not use this unit for a long time,it mayafterwards with a clean cloth.Don't use abrasivenot work properly the next time you tum it on,socloths.thinners.alcohol.or other chemical solvents.be sure to use it occasionally.because they may damage the finish or remove thepanel lettering.For U.S.models4.PowerFCC Information for UserWARNINGBEFORE PLUGGING IN THE UNIT FOR THECAUTION:FIRST TIME.READ THE FOLLOWING SEC-The user changes or modifications not expresslyapproved by the party responsible for compliance couldAC outlet voltages vary from country to country.void the user's authority to operate the equipment.Make sure that the voltage in your area meets thevoltage requirements printed on the unit's rear panelNOTE:(e.g.,AC 230 V,50 Hz or AC 120 V,60 Hz).This equipment has been tested and found to complyThe power cord plug is used to disconnect this unitwith the limits for a Class B digital device,pursuant tofrom the AC power source.Make sure that the plugPart 15 of the FCCRules.These limits are designed tois readily operable (easily accessible)at all times.provide reasonable protection against hamful interfer-ence in a residential installation.For models with [POWER]button.or with bothPOWER]and [ON/STANDBY]buttons:This equipment generates,uses and can radiate radioPressing the [POWER]button to select OFF modefrequency energy and,if not installed and used in accor-does not fully disconnect from the mains.If you dodance with the instructions,may cause harmful interfer-not intend to use the unit for an extended period,ence to radio communications.However.there is noremove the power cord from the AC outlet.guarantee that interference will not occur in a particularFor models with [ON/STANDBY]button only:installation.If this equipment does cause harmful inter-Pressing the [ON/STANDBY]button to selectference to radio or television reception.which can beStandby mode does not fully disconnect from thedetermined by turning the equipment off and on,themains.If you do not intend to use the unit for anuser is encouraged to try to correct the interference byextended period,remove the power cord from theone or more of the following measures:AC outlet.Reorient or relocate the receiving antenna.Preventing Hearing LossIncrease the separation between the equipment andCautionreceiver.Excessive sound pressure from earphones and head-Connect the equipment into an outlet on a circuit dif-phones can cause hearing loss.ferent from that to which the receiver is connected.Batteries and Heat ExposureConsult the dealer or an experienced radio/TV tech-Warningnician for help.Batteries (battery pack or batteries installed)shallnot be exposed to excessive heat as sunshine,fire orthe like.7.Never Touch this Unit with Wet Hands-Neverhandle this unit or its power cord while your handsare wet or damp.If water or any other liquid getsinside this unit.have it checked by your Onkyodealer.En-3