放入sd卡-視頻mendel安裝指導(dǎo)中譯0wiring

布布Important:generalrulesforwiringSettingtheMotorTechnicalnoteonhowthecurrentsareregulatedWireThepowersupplyTheheatedbedTheXmotorTheYmotorTheZmotorstopTheXendstopTheYendstopTheZendstopTheextrudermotorThehot-endribbonConnectionstothecontrollerThepowerThebedpowerTheXmotorTheYmotorTheZmotorTheextrudermotorThehot-endheaterresistorwiresinthehot-endribbonTheXTheYTheZThebedtemperature Thehot-endfan

內(nèi)XYZXYZXYZXZ

ofthisstage

目machinewillbereadytoAllthewiresfromelectriccomponentsinthemachineruntothecontrollerelectronics.Whatyouaregoingtostoroutethosewiresroundtheframefromeachcomponenttothecontroller,leavingagenerousextralengthwhenthecontrollerisreachedandnotatthattimeconnectingthewiretothecontroller.Then,whenallthewireshavebeenattachedtotheframewithcableties,youwilltrimthemandmakethefinalconnectionstothecontroller.Youcanroutewiresandattachthemwithcabletiesasyougo.Youwillthenhavetoclipoffthosecabletieswhenanewwirerunsonthesamerouteandaddanewoneholdingbothwires.Thisisslightlywasteful,buteasy.Alternatively,holdallthewirestemporarilywithstickytapewhenyouroutethem.Thengoroundthemachineremovingthetapeandholdingthewireswithcabletieswhenallthewiresareinplace.Thisismorefiddly,butmore

你將要做的是把這些線(xiàn)從一個(gè)元件圍繞狂也不是現(xiàn)在把線(xiàn)連接到控制器上。Ifyouclickonthepicturesbelow,youwillbetakentoahigh-resolutionversion.Thiswillhelptomakedetails

Ifyouneedtoidentifywires(therearequiteafew)thenyoucanusethetypeofstickytapecalled"invisible"tape.Thishasasurfacethatyoucanwriteonwithafelt-tippedpen.Justputaloopoftaperoundofawireandwrite"X-endstop"(orwhatever)onthetape.Youcaneitherremoveyourlabelswheneverythingisconnectedandtested(neat)orleavethemon(convenientifyoudismantlethemachinelater).Particularlyusefulistotapetogetherandlabelthefivesetsoffourmotorwiresattheirendsfurthestfromtheirmotors.Thishelpspreventtangleswhenyouarethreadingthewires,andyoucaneasilyidentifythemwhenyoucometowireupthecontroller. wiringupYouwilldoseriousdamagetoyourRepRapelectronicsifthepowerisconnectedbackwards.Otherdamagingmistakesaretoshortouthigh-currentdeviceslikemotorsandheaters,andtoconnecthigh-voltagedeviceslikestepper

endstop（，同時(shí)你也可以很簡(jiǎn)單的重要：基本布線(xiàn)原driverstosignalinputsliketemperaturesensors.So-inthesectionsbelowwhere lsyoutocheckthings-pleasecheckthemthoroughly.Itisworthtakingthetime...Alsoimportantforthestepsbelow:whenattachingwirestoscrewconnectors,stripabout5mmofinsulationoffthem,twistthembetweenyourfingers,andtinthemwithsolder.Thetinningisneededforgoodcontact,andtoensurethatfrayingdoesnotcauseshorts.Whenwiresleaveadevice(likeamotor)orarriveonnection(likethescrewconnectorsonthecontroller)leaveasmallslacklength(about20mmlong)forstrainrelief-don'thavethewirestaut.Finally,whenmakinganychangestothewiringoranyotherelectricalaspectofthemachine,disconnectboththepowerandtheUSB.WireSmall

時(shí)，剝離5毫米絕緣層，用你指彎曲他度（20毫米長(zhǎng)）以消除應(yīng)力，不要使性時(shí)，首先拔下USB并去除電源。工Youmayalsoneedareelof"invisible"

零1PrintedU3M3x25mm3M33M36cableabout物數(shù)13M3x253M33M36aboutSettingtheMotorTherearefoursmallpotentiometersontheMelziPCB.ThesesetthecurrentthatthestepmotordriverchipsonthePCBwillsendtothemotors.Itisveryimportanttosetthesecorrectly,astheMelziPCBisdeliberaydesignedtobeabletodrivebiggermotorsthanmostRepRapsuse(toallowforupgradesandenhancements).Thismeansthatitispossibletosetthecurrentstoohigh,whichwilldamagethemotors,andpossiblytheMelziPCB.ThewiperoneachpotentiometergeneratesaDCvoltagethatissenttothechip.Thebiggerthevoltage,thehigherthecurrentthatthechipwillsendtotheThesevoltagesshouldbeset0.4Vandthissectionlsyouhowto

設(shè)置電機(jī)電流設(shè)置這些正確很重要，MelziPCB是故意設(shè)Reprap使用的更大的電機(jī)置的電流太大，而隨壞電機(jī)甚至損壞PCBMakesureyouareworkingonaninsulatingsurfaceandthatnothingthatconductselectricitycantouchanypartoftheMelziPCB.Startbyputtingthejumper(redarrow)acrossthetwopinsclosesttoyouinthepicture.ThiswillpowerallthelogicoftheMelzifromtheUSB.Setyourmetertoreadvolts,andconnect monwiretothenegativepowerscrewterminalontheMelzi.Screwitinsecurely,butdon'tover-tightenit.PlugyourMelziintoyourcomputerusingitsUSBcable.TheMelzi'sLEDshouldcomeon.Puttheothermeterprobe(+volts)onthesinglesoldertabattheleftofeachpotentiometer.Takeverygreatcarenottoshorttoanyotherconnectionorcomponentwiththeprobe.Youmayhavetostabtheconnectionquitehardtogetareading-thesolderingofthcan

MelziPCB板。Melzi的邏輯電路，從USB中來(lái)。Melzi的負(fù)電壓端。將它固定，但是不要太MelziUSB接口插到電腦上，Melzi把萬(wàn)用表的另一個(gè)表頭接到電位器的每一個(gè)焊上要，要表coatthesolderwithathininsulatinglayerofflux.Useasmallscrewdrivertoturnthepotentiometeruntilthemeterreads0.4volts.Thisdoesn'thavetobeaccurateto10decimals-somewherebetween0.39and0.41voltsisfine.Dothisforeachofthefourpotentiometersinturn.Thevastmajorityofpotentiometersincreasethevoltagebyturningclockwise.Butatinyfewworkbackwards...Notedownwhichwayyouneedtoturnthepotstoincreasethevoltage.Youmayneedthatinformationlater.WhenyouhavefinisheddisconnecttheUSB,andthenremovethescrewed-inmeterconnection. currentsareregulatedYoudon'tneedtoknowthis,butitisThestepmotorsarepoweredat12volts(Mendel)or19volts(Huxley).Ifyoumeasuretheofoneofthemotor'scoils,youwillfindthattheyarearound3ohms.Thisimpliesacurrentof4Aifyouweretodrivethemfrom,say,12V,whichisfartoomuch.Weneed1A.

數(shù)是0.4V。這不需要精確到0.0X，所以在0.39~0.41之間都OK。當(dāng)你完成后，斷開(kāi)USB，移除和萬(wàn)用表的連關(guān)于電流控制的技術(shù)說(shuō)明Mendel的步進(jìn)電機(jī)是由12V電壓驅(qū)動(dòng)（Huxley19V電壓驅(qū)動(dòng)。如果你想要在3歐姆。所以可以得出驅(qū)動(dòng)電流為4A，也就是說(shuō)，12V太多了。因?yàn)樾枰氖?A的電流Thedriverchipcouldregulatethe12Vdownto3Vtogetthatcorrectcurrentof1A.Butthenitwouldbedissipating9Vx1Ax2coils=18watts.That'ssoldering-ironpower,andthechipwouldSowhatitdoesinsteadistopulse-widthmodulation( ):idsanultrasonicsquarewavetothemotorandvariesitsmark-spaceratiotogiveanaveragecurrentof1A.TheMOSFETsinthechiparetheneitherfullyoff(highvoltagebutzerocurrent,sonopowerdissipationatall)orfullyon(highcurrent,butverylowvoltage,soverysmallpowerdissipation).Thatwaythechipsstayatasensibletemperature.WhenyourRepRapisworkingproperlytheyshouldbearound10oCaboveambient.Thechipscanthenalsodocleverthingswiththe toenergisethecoilsinsmoothlyvaryingproportions.Theydothistogiveyoumicrostep.Themotorshave200stepsperrevolution,butthedriverchipscancausethemto'hang'part-waybetweentwopolestopositiontherotationmuorepreciselythan1/200ofarevolution.Thisbothgivesmuchfinerresolution,andmuchlessjerky

驅(qū)動(dòng)可以把12V轉(zhuǎn)換成3V，從而得到正確的電流。但是當(dāng)它散熱時(shí)，9Vx1Ax2coils=18瓦特。這是烙鐵的功率，這會(huì)所以改用：它傳送給電機(jī)，并且平均電流1AMOSFET完全關(guān)小的功率消耗。這種方式使處在一個(gè)Reprap工作正確時(shí)，它們應(yīng)該比環(huán)境溫度高10攝氏度左右?？梢宰龊芏嗪馨舻氖峦ㄟ^(guò)，以變可以使它們比1/200更加精確。這既提Why,youmaywonder,notusemotorswithahigher toavoidallthisfancyfootworkneededfromthecontrollerchips?Theansweristhatfinecontrol-thechipscansensetheinstantaneouscurrentthatthemotorsaredrawing,andalsothebackEMFthattheygeneratewhentheymove.Becausetheyhavelotsofdrivecurrenttospareandaredrivingalow,theycandoclevertrickstoethedelaysthatwouldotherwisebecausedbysuchthingsasthemotor'sinductances.Ifyouexaminetheactualsignalthatthedriverchipssenddownthewirestothemotorsonanoscilloscopeyouwillseethatitisverycomplicatedindeed.Thiscomplexitymeansthatyoucan'trealisticallymeasurethemotorcurrentsusing-say-asimplemeter.Butyoucansetthecontrolvoltagegoingintothechipsthatdecidesitsaverage.Thatiswhatyoudidabove.Youwillseethroughoutthesethatwegoonandonaboutdisconnectingthepowerbeforechanginganywiring.Thisisincrediblyimportant,especiallygiventhewaythesteppermotorsarecontrolledasjustdescribed.Asyoucannowimagine,ifyoudisconneteppermotorwirewhilethemotordriverchipispoweredup,thechipseesthecurrentfalltozero,soitcompensatestoincreasethe

你可能想知道為什么不使用一個(gè)大電阻的電機(jī)去避免控制器的苛刻要求？答案是精細(xì)的控制——可以察覺(jué)微小的電這也就是說(shuō)你不能使用簡(jiǎn)單的電流計(jì)測(cè)量電的流是可設(shè)入電然決它均，就果你連接步進(jìn)電機(jī)線(xiàn)，當(dāng)電機(jī)驅(qū)動(dòng)器上電以后，發(fā)現(xiàn)電流變成0以后，開(kāi)始增加電current.Butit'swellnighimpossibletodisconnectanymechanicalconnectorcleanly-thecontactsalwaysmakeandbreakasthewireissliding.Sowhena esamakethechipistryingtodrivethemotoratfullblast,withtheresultthatoneorbothofthemwillgoBANG!,thennevertalktoyouWireInwhatfollowsyouwillfindtheroutestheindividualconnectionssuperimposedonthispicture.Itistakenfromthebackofthemachine,andthesideofthemachineonthepicture'srightisthereforetheleftsideofthemachinewhenitisviewedfromthefrontinitsnormalworkingposition.Almostallthewiringrunsdownthetrianglethreadedrodtotheforeofthepicture,andthenalongthetrianglethreadedrodatthebottom.

AttachthethreeUclipstotheframeasshown.Thecontrollerboardgoesonthelefthandsideofthemachineatthefront(thatis,oftheframethatisonthesamesideastheXLRpowerinputconnector,butattheotherend).Usingasharpbladecutthe3mminternal-diameterplastictubeintothreepiecesofequallengthofabout7mm.Thesewillformspacersbetweentheprintedcircuitboard(PCB)ofthecontrollerandtheUclips.AdjustthepositionsoftheUclipssothattheylineupwiththeholesinthePCBandthePCBisvertical.

安裝控制電路在XLR電源輸入接口的另一端。器的PCB板和U形夾之間的墊片。對(duì)齊，并且PCB是垂直的。Attachth totheclipswiththescrews,washersandnuts.Theorderscrew7mmplasticUFacingthemachinefromthefront,thecomponentsonthePCBshouldbeawayfromthetriangleframeandtheUSBconnectorandSDcardholdershouldbeatthetopofthePCBpointingtothefront.ThepowersupplyDetachtheXLRplugfromtheframevertexattheback.

PCB7UUSB接口，SD卡槽應(yīng)該在PCB頂部并指向電源InwhatfollowstakegreatcarethatthereareNOfilamentsofwirethatarestickingoutfromtwistedbundles.Thesecancauseshorts.Barethehigh-currentwireends,andspliteachendintwoequalhalves.Twistthosehalvesseparay.Solderthetwofromthewirewiththeblackstripe(theGround-GNDwire)toPin1andtheplugstab.Solderthetwofromtheplainwire(the+12voltwire)toPins2and3.Thepinnumbersareembossedontheplug.ThepictureshowstheGNDconnectionsmade,andthe+12voltconnectionsabouttobemade.TheunsolderedforkinthepicturegoingtoPins2and3isshownalittlelong;thebaredwiresneedtobeabout2/3thelengthTrimtheexcesswirefromthetabwithside

已經(jīng)完成，+12V的連接將要被完成。長(zhǎng)。露的線(xiàn)需要大約2/3的長(zhǎng)度。FittheXLRplugbackinthemachine.Thepictureaboveshowstherouteofthepowerwirecolouredcerise.LeaveasmallloopattheXLRplugfreeforstrainrelief.Attachitwithtapeorcableclipstothebottomrungofthetriangle,butleavethecontrollerboardendfreeforthemoment.TheheatedbedBaresofthetwothinwiresfromthebed(thethermistorwires)anduseyourmetertocheckthebetweenthem.Itshouldbeabout10Kohms(thoughthiswilldependonroomPushthemeterprobesinsofthethickwires(thebedheaterPCB).Theshouldbeabout1.5ohms.Runthepowerwireandthethermistorsignalwirefromtheheatedbedalongtherouteshown.Cable-tiethetwotogetherwheretheyloopfreeintheair.Asyoucansee,theloopjoinstheframeabouthalfwayup.

熱床的導(dǎo)線(xiàn)把萬(wàn)用表的表筆放在厚線(xiàn)（PCB熱床）的末端，電阻應(yīng)該在1.5歐左右。CheckthatthebedofthemachinecanrunfreelyfromoneYextremetotheotherwithoutthewirespullingtaughtandwithouttheircatchingonanything(particularlytheM5screwthatdrivestheZAgain,don'tattachthewirestothecontrollerforthemoment.TheXmotorRuntheXmotorwiresalongtherouteshown.(ThelittlebitofcerisecolouralongtheXaxisisfortheXendstop.Thatwillbedonelater.)Leaveagenerousloopinfreeair.RememberthattheZaxishastobeabletomoveupanddownitsfulllength.Don'tattachthewirestothe

的M5螺絲）X沿著布X電機(jī)線(xiàn)。（圖中X軸上一小點(diǎn)鮮紅色是，在后面用到TheYmotorRuntheYmotorwiresalongtherouteshown.Theyattachtothebottomthreadedrodoftheframeattheback.(ThelittlebitofcerisebytheYendstopswitchisthewireforthat.Thatwillbedoneinaminute.)Again,don'tattachthewirestotheTheZmotorThetwoZmotorsarewiredinseriesasshowninthediagramabove.Itdoesn'tmatterwhichmotorinthediagramistheleftoneandwhichtheright-theresultwillbethesame.

Y（那一小點(diǎn)鮮紅色的部分是Y停止末端的導(dǎo)Z RuntheZmotorwiresalongtheroutesshown.Makethejoinswhereindicated.Tomakethejoinbareabout10mmofeachwire.Putashortlengthofheatshrinkonone.FormeachendintoaV(bluewire),hookthemtogether,andthenclosetheVs(redwire).Solderthejoin(withtheheatshrinkfurtherawaythanshown-youdon'twanttoshrinkitprematurely).Movetheheatshrinkoverthejoinandshrinkitwiththehotbarrelofthesolderingiron(don'tusethetip-thatwillmakeamessofsolderontheoutsideoftheDon'tattachthewirestothe

stop soffthemotorwiresatthecontrollerboardend.Makesureyouleaveagenerouslengthoneachtoconnecttothecontroller.Ifyoutapedandlabelledyoumotorwires,putnewlabelsjustonthemotorsidesofthecutsbeforeyoumakeConnectyourendstopsusinowireseach.Itisagoodideatouseadifferentcolourforeachaxisasthiswillmakeiteasiertoget stopsconnectedtothecorrectinput.Youshouldnowhaveplentyofmulti-colourwirestrimmedfromthesteppermotors.Thediagramshowsaswitchwithalever.RepRapProMendelworksequallywellwithleveredandun-levered

停止末端線(xiàn)圖中顯示為一個(gè)帶桿的開(kāi)關(guān)，Mendel可以Youwillprobablyfinditeasiesttoconnectthewiresto stopswiththemremovedfromthemachine.Unscrewthethreeh-shapedclips.Foreachendstopswitch,crimporsolderaterminalonto ofthewires,thencoverwithsomeheatshrinktoinsulatetheterminal.Connecttotheouterpinsofthelimitswitches(theNC=NormallyClosedconnections;RepRapexpectstheswitchtoopenwhen stopishit.)TheXendstop stopsandtheirhTheXendstopTheXendstopwiresrunalongthesamepathastheXmotorwires.Leaveareasonableloopbetweentheswitchandtheframe-youmaywanttoadjustthepositionoftheXendstop.Cableclipallthewirestogetherwheretheyloopfreeintheair.Getallwiresinthe

將更加簡(jiǎn)單。旋松那3個(gè)h形夾。到開(kāi)關(guān)的外側(cè)引腳（NC意味著常閉連接，XXX想要調(diào)節(jié)X停止末端的位置。loopthesamelengthforneatness(Hint:don'tpullthecabletiesfullytight.Thenyoucanslidethewiresthroughthemtogeteverythingneatbeforetightening.)Don'tattachthewirestotheTheYendstopTheYendstopwiresrunalongthelastpartoftherouteoftheYmotorwires.Don'tattachthewirestotheTheTheZendstop

Y停止 Z停止 TheZendstopwiresrunalongtherouteshown.Leaveagoodloopfromtheswitchtothepointwhereit connectswiththeframe.Youwillneedtoadjusttheheightoftheswitch.Don'tattachthewirestotheTheextrudermotorRuntheextrudermotorwiresalongtherouteshown.Don'tattachthewirestotheThehot-endribbon

Z停止末端線(xiàn)沿著路線(xiàn)。在開(kāi)關(guān)和擠出電機(jī)線(xiàn)熱端帶狀線(xiàn) Thehot-endribboncableshouldalreadybelooselywoundroundthePTFEfilamentfeedtube.AttachittotheframealongtherouteDon'tattachthewirestothe makesurethatallthemovingpartsofthemachinecanmovefreelyfortheirfulltravelwithoutfoulingorsnagginganyofthewiring.Ifyouhaveattachedallthewireswithtape,nowisthetimetogoroundthemachinecuttingoffthetape(don'tcutthewires...)andattachingthewirespermanentlywithcableties.

PTFE進(jìn)連接到控制板 Whatyouaregoingto stotrimthewirestolength,twistthem,tinthem,andattachthemtotheappropriatescrewconnector.Whenawireisinitsconnectortheinsulationshouldabut(butnotenter)themetalpartoftheconnector.Thereshouldbenobarewirevisible.Whenyoutwistandtinsofthewires,putthemintheirconnectortocheckthelength.Ifanyarealittlelong,trimthemwithsidecutters.Whenyoutightenthescrewsinthecontrollerboard'sconnectorstakecareYourscrewdriverdoesn'tslipanddamageth,Youdon'tputexcessivetwiststressonthorpushagainstittoohard-supportitwithyourfreehand.ThepowerBeforeyouconnectthese,checkthewires'polarity.Separateabout30mmofofthetwopowerwires(don'tgetthebedwiresbymistake).Setyourmetertoreadvoltage.ConnectthepowersupplyintotheXLRplugontheframeandpluginthemainscable,butdon'tturniton.

你的不能滑動(dòng)以及板過(guò)多的扭轉(zhuǎn)應(yīng)力施加電源30毫米左右（不要和熱PuttheCOMorGroundprobeofyourmeteronthecopperat ofthewirewiththeblackstripe.PuttheVolts-Amps-Ohmsprobeonthecopperintheplainwire.Turnonthemains.Yourmetershouldreadabout+12volts.Ifitreads0or-12volts,youhavemadeamistake-finditandfixit.TurnoffanddisconnectthepowerCutthewirestolengthsothattheywillreachthepowerconnectoronth TheGNG(blackstripe)wiregoestothetopoftheconnectorandwillhavetobealittlelonger.Barethenendsofthewiresandtwistthemtight.Tinthem.Don'tusetoomuchsolder,ortheresultwillbetoofattofitintheScrewthewiresintothepowerconnector.AsmentionedtheGNDwirewiththeblackstripegoestothetop,theplainwiretotheDon'tdothepowerconnectoruptight-youaregoingtohavetoconnectsomethingelsetothesameconnectorinaThisisthesinglemostimportanconnectioninthemachine.Ifyouget

把萬(wàn)用表的地表筆接到帶黑色條紋的導(dǎo)線(xiàn)開(kāi)啟電源，你的讀數(shù)應(yīng)該在+12伏左右，如wrongexpensivebadthingswillhappen.Takeamomenttodoublecheckit.ThebedpowerThesegototheconnectorjustabovethepowerinputconnector.Againtheblackstripeisthelowvoltageoneandgoestothetop.Theplainwireisthe+12voltswireandgoestothebottom.Connectthewiresinexactlythesamewayasthepowerwires.TheXmotorThesegotothebottomconnector.FromthebottomupwardsthesequenceisBlack,Green,Blue,Red.TheYmotorThesegototheconnectorabovetheXmotorconnector.FromthebottomupwardsthesequenceisRed,Blue,Green,Black(thatis,theoppositeofX;rememberthatitistheYcarriagethatmoves,whereasXandZmovethehead;thereforeYneedstoturnbackwards).TheZmotorThesegototheconnectorabovetheYmotorconnector.FromthebottomupwardsthesequenceisBlack,Green,Blue,Red(thatis,thesameasX).TheextrudermotorThesegototheconnectorabovetheZmotorconnector.FromthebottomupwardsthesequenceisBlack,Green,Blue,Red(thatis,thesameasX).

熱床電源線(xiàn)部。電源線(xiàn)是+12V線(xiàn)，連接到底部。XYY托架移動(dòng)時(shí)，XZY和Z部往上是黑，綠，藍(lán)，紅（和X一樣擠出電機(jī)線(xiàn)部向上是黑，綠，藍(lán)，紅（和X一樣Thehot-endheaterresistorwiresinhot-endribboncableAreminderfromwhenyouwiredthehotend:thewiresacrosstheribboncableinordergolikethis:Wirewiththecolourstripe:Fan+FanHeaterresistorwireHeaterresistorwireHeaterresistorwireHeaterresistorwireThehot-endheaterresistorwirescomeinpairs-youwillrememberthatyouconnectedtwotoeachendoftheresistortogetagoodcurrentcarryingcapacity.Thehot-endheaterresistorwiresgototheconnectorabovethebedpowerwires.Splitthemofffromthehot-endribboncable,bares,twistthepairstogether,tinthem,andfitthemintheconnector.Thepolaritydoesn'tmatter-youcanconnectthemeitherwayUnusedTheconnectorabovethehot-endheaterresistorwireconnectorisnotused.

帶狀線(xiàn)中的熱端加熱電阻線(xiàn)沒(méi)有使用的連接器TheXTheXendstopwiresconnecttotheconnectorabovetheunusedconnector.Thepolaritydoesn'tmatter-youcanconnectthemeitherwayround.TheZTheZendstopwiresconnecttotheconnectorabovetheYendstopconnector.Thepolaritydoesn'tmatter-youcanconnectthemeitherwayround.ThebedtemperatureThewiresthatrunalongwiththebedpowerwiresconnectthebed'stemperature-measuringthermistor.TheyconnecttotheconnectorabovetheZendstopconnector.Thepolaritydoesn'tmatter-youcanconnectthemeitherwayThehot-endtemperatureTherearetwowiresfromthehot-endribboncablethatconnectthehot-endtemperature-measuringthermistor.Theyconnecttotheconnectorabovethebedtemperatureconnector.Thepolaritydoesn'tmatter-youcanconnectthemeitherwayround.Thehot-endfanThehot-endfanwiresinthehot-endribboncableconnecttothepowerconnector-thefanisonallthetime.Makesureyougetthepolarityright.Youshouldhavemarkedthefan's+and-connectionswhenyouwiredupthefan.Tracethemthroughbycountingwiresacrosstheribboncable.

X停止末X停止末端連接線(xiàn)連接到不被使用的連接器Z停止末ZY停止末端連接器熱床溫度線(xiàn)Z連接器上的連接器，極性熱端溫度線(xiàn)熱端風(fēng)扇線(xiàn)在熱端帶狀線(xiàn)中的熱端風(fēng)扇線(xiàn)連接到電源SlackenthepowerwirescrewsandconnectthefanwiresinparallelwiththeTightenthesescrewsfirmly-thisconnectorhastocarryalargecurrent.NeveroperateyourRepRapwithoutthefanconnectedandrunning.Theextruderneedsthecoolingatalltimes.Setyourmetertomeasure Shorttheprobeends.Youmayfind(particularlyifyourmeterisnotthemost