CV890 WirelessStereoHeadphone ThankyouforselectingtheCOBYCV-890 WirelessStereoHeadphoneSystem. Beforeoperatingtheunit,pleasereadthismanual thoroughlyandretainitforfuturereference,somefeatures are:
Wirelesssystemthatallowsyoutolistentoaprogram freefromtherestrictionofacord. Highfidelitysoundreproduction. AcompacttransmitterwithanACpoweradaptor
(supplied)enablessimplechargingoftheheadphone batteries.Justbyplacingtheheadphonesonthe transmitter,headphonebatteriescanbecharged. ComfortableCircum-auralheadphoneswithself adjustingheadband. Aspowersavingfeature,thetransmitterautomatically turnsONwhentheaudiosignalisdetectedandOFF whenthesignalisnotreceived. NotesonReceivingPerformance Thesystemforthisequipmentutilizesveryhighfrequency signalsinthe2.4GHzbandsothereceivingperformance maydeteriorateduetothesurroundings.Someillustrate conditionsthatmayreducethepossiblereceivingrangeor causeinterferencewithreception. Insideabuildingwithwallscontainingsteelbeams. Areawithmanysteelfilecabinets,etc. Areawithmanyelectricalappliancescapableof generatingelectromagneticnoise. Transmitterisplacedon ametalinstrument. Areafacingroadways. Noiseorinterferingsignalsexistinthesurroundings duetoradiotransceiversintrucks,etc . Noiseorinterferingsignalsexistinthesurroundings duetowirelesscommunicationsystemsinstalledalong roadways. Unpacking Checkthatyouhavethefollowingitemswhenyou :
Description Warning Topreventfireorshockhazard,donotexposetheunit torainormoisture. Toavoidelectricalshock,donotopenthecabinet. Referservicingtoqualifiedpersonnelonly. Youarecautionedthatanychangesormodificationsnot expresslyapprovedinthismanualcouldvoidyouauthority tooperatethisequipment. Ifyouhaveanyquestionsaboutthisproduct,youmaycall:
COBYCustomerServiceDepartment 1-800-681-2629,1-718-416-3197 Ore-mailto:
techsupport@cobyusa.com FCCRules Thisequipmenthasbeentestedandfoundtocomplywith thelimitsforaClassBdigitaldevice,pursuanttoPart15of theFCCrules.Theselimitsaredesignedtoprovide reasonableprotectionagainstharmfulinterferencein a residentialinstallation.Thisequipmentgenerates,uses andcanradiateradiofrequencyenergyand,ifnotinstalled andusedinaccordancewiththeinstructions,maycause harmfulinterferencetoradiocommunications.However, thereisnoguaranteethatinterferencewillnotoccurin a particularinstallation.Ifthisequipmentdoescause harmfulinterferencetoradioortelevisionreception,which canbedeterminedbyturningtheequipmentoffandon,the userisencouragedtotrytocorrecttheinterferencebyone ormoreofthefollowingmeasures:
Reorientorrelocatethereceivingantenna. Increasetheseparationbetweentheequipmentand receiver. Connecttheequipmentintoanoutletonacircuit differentfromthattowhichthereceiverisconnected. Consultthedealeroranexperiencedradio/TV technicianforhelp. Installthebatteries ThesuppliedrechargeableNi-MHbatteriesarenot chargedfromthefirsttimeyouusethem.Besureto chargethembeforeuse.Tocharge,theheadphones, placethemonthetransmitter. 1 Turnthebatterycoveraccordingtotheway ofthearrowheadsilkandopenit. 2 InsertthesuppliedrechargeableNi-MHbatteries intothebatterycompartmentmatchingthe correctterminalsbetweenthebatteriesandthe compartment. 3 Closethebatterycompartmentcover thereversewayofthearrowheadsilk accordingto
. 4 ConnectthesuppliedACpoweradaptortothe transmitter. ToanACoutlet ACpower adapter ToDCIN9Vjac k BatteryCaution Toreducetheriskoffireorinjurytopersons,readand followtheseinstructions:
Forthecordlesshandset,useonly3AAA1.2V600mAh Donotopenormutilatethebatteries.Released bracelets,andkeys.Thebatteryorconductormay Donotdisposeofthebatteriesinafire.Thecellsmay Exercisecareinhandlingbatteriesinordernottoshort NickelMetalHydride(Ni-MH),cordlesstelephonebatteries
(included). explode.Checkwithlocalcodesforpossiblespecial disposalinstructions. electrolyteiscorrosiveandmaycausedamagetotheeyes orskin.Itmaybetoxicifswallowed. thebatterywithconductingmaterialssuchasrings, overheatandcauseburns. Donotattempttorejuvenatethebatteriesidentifiedfor usewiththisproductbyheatingthem.Suddenreleaseof thebatteryelectrolytemayoccurcausingburnsorirritation toeyesorskin. Wheninsertingbatteriesintothisproduct,theproper polarityordirectionmustbeobserved.Reverseinsertion ofbatteriescancausecharging,andthatmayresultin leakageorexplosion. notbeusedforalongperiodoftime(severalmonthsor more)sinceduringthistimethebatterycouldleakinthe product. usewiththisproduct,inhightemperatureareas.Batteries thatarestoredin afreezerorrefrigeratorforthepurposeof extendingshelflifeshouldbeprotectedfromcondensation duringstorageanddefrosting. Removethebatteriesfromthisproductiftheproductwill Donotstorethisproduct,orthebatteriesidentifiedfor 5 Puttheheadphoneonthe transmit tersothatt h e headphone'scontactmeetsthe transmitterpi n
'sco n tact whilemakingsurethatthe chargingindicatorlightsinred. Chargingiscompletedinabout16 hoursandthechargingindicator goesoff. Whenplacingtheheadphoneson thetransmitter,besuretohold themlevelwithbothhandsand thattherightandlefthousingsare placedstraightdownonthe transmitter,andthentiltthem backasillustratedabove . Thecharginghole,andth e headphone'scontactisinit Whentheindicatordoesnotlightinred Checkiftherightandleftheadphonesarerestedonthe transmittercorrectly.TheindicatorwillnotlightupIfthe headphone'scontactdoesnotmeetthetransmitter's contactpin.Removetheheadphonesandreplacethemon thetransmitteragainsothattheindicatorlightsinred. NotesonBatteries Donotchargethedrybattery. Donotcarryadrybatterytogetherwithcoinsorother metallicobjects.Itcangenerateheatifthepositiveand negativeterminalsofthebatteryaccidentallycomeinto contactwithmetallicobjects. Ifyouarenotgoingtousetheunitforalongtime, removethebatterytoavoiddamagefrombattery leakageorcorrosion. Settingupthetransmitter 1 Connectthetransmittertoaudio/videoequipment. 2 ConnectthesuppliedACpoweradaptertoth e transmitter. Operatingthesystem Pulltheheadbandto decrease thelengthofheadband. Pushthe headbandt o increasethelength ofheadband. ToconnecttoLINEOUT jack Totheaudioinjack TVset VCR Radio Compute r Theaudio/video component NOTE: Ifyouraudio/videocomponenthaveright&left soundtrackstereoplugsystem,youcanusetheaudio connectlineandtheaudioconversionlinetoconnectit. Totheaudioinjack intransmitter Totheaudioinjackoftheaudio conversionline Totheright/left soundtrackinthe audio/video component NOTE: Thetransmitteratafrequencythatmaycauses interferencetonearbyTVs,CordlessTelephoneorother wirelesssystems.Insuchcase,placethetransmitteraway fromthewirelesssystem. 5 Turnupthevolumetoamoderatelevelwiththe volumeUP/DOWNbutton. Pressthevolumebutton todecreasevolume Pressthevolumebutton toincreasevolume ThewallACAdapteroutlet 9V300mAACAdapter ToDCINjack Beforelistening Topreventyourearsfrombeingdamaged,firstlowerthe volumeofheadphones. 1 Turnontheaudio/videoequipmentconnectedto thetransmitter. Settingthevolumecontroloftheaudiosource equipmentashighaspossiblebutnotsohighthat theaudiosignalbecomesdistorted. 2 Removetheheadphonesfromthetransmitterand pressthebuttontoturnonthepowerof transmitter. Thetransmitter'sINUSEindicatorwilllightingreen. Polarityoftheplug NOTE: UseonlythesuppliedACpoweradapter.Donot useanyotherACpoweradapter.ConnecttheACpower adaptertoacontinuouspowersupply.Placethe transmitterclosetheACoutletsothatyoucanplugtheAC poweradaptereasily. Youcanalsosupplythetransmitterpowerbybatteries. Pressthepowerbutton ThepowerON/OFFswitch useyourhandtofixtheadjustleg 4 SelecttheradiofrequencywiththeCHANNEL selectorbutton. Pressthechannel selectbutton Pressthebuttononthetransmittertoselectthe clearestonetoprovidethebestpossiblereception. Thereare10channelstoselected. 3 Turnonthepowerofheadphoneandputonthe headphons.e ThepowerON/OFFswitchislocateintheright headphone.Youcanadjustthesizeofthe headbandbypulltheendofheadbandsothatyou canwiretheheadphonescomfortably.(seethe attachedpictureontheleftpage ) Troubleshooting Replacingtheearpads Theearpadsarereplaceable.Iftheearpadsbecomedirty orwornout,replacethemasshowbelow. 1 Removetheearpadbypullingitoutofthe speakerplate. Thespeakerplate Theeffectiveareasofthetransmitter 2 Cleantheearpadandreplaceitonthespeaker plateandinsertthehemoftheearpadintothe groovebetweentheplateandspeakercup. Thegroove Thehemofearpad Thespeakerplate Makesurethattheentirehemoftheearpadissecurelyinsertedinto thegroove. Thespeakercup