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首页 投影仪如何使用,你知道吗(How to use the projector, you know)

投影仪如何使用,你知道吗(How to use the projector, you know).doc

投影仪如何使用,你知道吗(How to use the pro…

Ava霞
2018-09-24 0人阅读 举报 0 0 0 暂无简介

简介:本文档为《投影仪如何使用,你知道吗(How to use the projector, you know)doc》,可适用于社会民生领域

投影仪如何使用,你知道吗(Howtousetheprojector,youknow)投影仪如何使用,你知道吗(Howtousetheprojector,youknow)opentheprojectioncabinetandhandlethecabinetcoverKeepthedistancebetweentheprojectorandthescreenmetersAfteralltheoperatingswitchesareclosed,thepowerisswitchedon,breakingthesupportrodbracket(clip),holdingthesupportrodasverticalastheprojectionsurface,therewillbea"card"sound,indicatingthatthesupportrodisinplaceAttentionshouldnotbeviolentopenthemirrorcoverandgentlyopentothemaximumangleToomuchactionwilldamagetheprojectioncover,resultingintheprojectorcannotbeusedopenthepowerswitch,atthistimethebulbshouldbelit,thefanshouldrotate(withthehandintheprojectoroutletfeelthewindorlistentothesoundtojudge),thewindfandoesnotturn,shouldimmediatelyshutdownthepowersupply,stopusingadjustthemirror,afocusingknob,edgeadjustmentknob,finallygetthewhitebrightclearonthescreenputthefilmontheprojectiontable,adjustthefocusknob,makethescreenimageclear(usingtheslideshowwithpowdershouldmakeYaomofaceup)turnoffthepowerswitchafteruseOnehandholdsthesupportingrod,andthesupportrodisliftedbyonehand,andthenthesupportrodisslowlyloweredandfixedonthesupportrodbracket(clip)coverthedustcoverwell,putthepowercordintothecabinetandclosethedoorNote:strictlyusetheprojectorandpayattentiontothestandardoperationProjectorusenotespayattentiontodustproof,moistureproof,anticorrosion,antivibrationExceptprojector,nootherobjectscanbeplacedonthetopofprojectioncabinettheprojectorshallnotbemovedduringuse,butafterthefilamentiscooled,theprojectorshallbemovedagaindon'ttouchtheopticalpartsoftheprojectorwithhandsorhardobjectsTheprojectorcovercannotbeopenedwithoutpermission,andtheprojectorhaselectricityinsideintheprojectoruseprocess,shallnotblocktheprojectorinletandoutletIntheteachingofprojection,theprojectionontheprojectionstageshouldbecoveredwithlightusingtheprojector,themirrorangleshouldbeadjustedtomaketheprojectionaxisandverticalscreenundernormalcircumstances,asfaraspossibleonlyusethepowerswitch,donotopenthebrightnessselectionswitch,ifyouneedtouse,butalsotoopenthepowerswitchminuteslatertoopenthebrightnessselectionswitch,mustpayattentiontosafety,don'tpullwirepullpowerpluginthecaseofnonpowersupply,projectioncabinet,projectorcoverplateplatformsurfacecanbedryordrycleansoftclothwipe,inadditiontothepartofthecleaningbyprofessionals,topreventleakageaccidentprojectorshouldbeusedinprojectioncabinetWhenweuseprojectors,weoftenencountersomebigorsmallproblemsInfact,someoftheproblemsareverygood,butprojectorsarenotverypopularproducts,andthepriceisstillrelativelyexpensiveTherefore,manyfirsttimefriendsorentrylevelusersoftendonotdaretodealwiththeproblemsofprojectorseasilySo,today,let'slookataseriesofquestionsandanswersaboutprojectorsForyourreferenceOh!Q:whathappenswhentheprojectorconnectsthelaptoptotheoutputimageAnswer:whenthenotebookcomputerexternaldisplaydevice,usuallyhasfourkindsofdisplayoutputcontrolNotebookLCDscreenisbright,externaldisplaydeviceisbrightNotebookLCDscreenisbright,externaldisplaydeviceisnotbrightLaptopLCDscreenisnotbright,theexternaldisplaydeviceisbrightLaptopLCDscreenisnotbright,theexternaldisplaydeviceisnotbrightSolution:justpressthekeyboardfunctionkeyofthenotebookcomputertoswitchgateway(fnf)nec(fnf)panasonic(松下)(fnf)compaq(康柏)(fnf)dec(中恒)((fnf)toshiba(东芝笔记本)(fnf)sharp(夏普)(fnf)ibm(fnf)hitachi(日立)(fnf)dell(戴尔)(fnf)fujitsu(富士通)(fnf)如果这些键都不起作用,试试点击桌面右键属性,打开显示属性设置,选择高级,在高级里面,选择双通道(不同的显卡,双通道的位置不同)问:投影仪输出图像不稳定,有条纹波动是何原因答:投影仪电源信号与信号源电源信号不共地解决:将投影仪与信号源设备电源线插头插在同一电源接线板上问:购买时,投影效果不错,回来使用发现效果很差,为什么答:很多时候不是机器的问题比如:输入源信号信噪比不理想:投影屏幕质量太差,直接影响投影画面解决:注意信号源选择咨询买方,选择与购买机器相配的屏幕问:投影图像重影应如何解决答:大部分的情况时由于连接电缆性能不良所至解决:更换信号线(注意与设备接口的匹配问题)问:保养投影仪的重要环节――如何清理通风过滤器答:为保证投影仪的正常工作,定时的检查和保养是必不可少的清理通风过滤器就是其中的一项重要工作如果投影仪通风过滤器被灰尘堵塞,会影响投影仪内部的通风,并引起投影仪过热而损坏机器任何时候,务必确保通风过滤器妥善盖好每小时对投影仪通风过滤器进行清理问:投影仪使用一段时间后,投影画面出现不规则的斑点字串清理步骤如下(以tlp、系列为例):拔掉电源线卸下通风过滤器盖:通风过滤器盖位于投影仪右侧,可向上拉动通风过滤器盖清洁过滤器:使用吸尘器清理过滤器尘土将通风过滤器后盖妥善盖好问:投影仪使用应该注意的问题答:尽量使用投影仪原装电缆、电线投影仪使用时要远离水或潮湿的地方注意防尘,可在咨询专业人员后采取防尘、除尘措施投影仪使用中需远离热源注意电源电压的标称值,机器的地线和电源极性用户不可自行维修和打开机体,内部电缆零件更换尽量使用原配件投影仪不使用时,必须切断电源投影仪使用时,如发现异常情况,先拔掉电源Afterusingit,cooltheprojectorfirstandunplugthepowerAttentionshouldbepaidtothemovementofthemachine,lighthandling,transportation,attentiontopackaging,shockproofAnswer:afterusingtheprojectorforalongtime,thedustwillbeinhaledinsidethehousing,showingtheprojectionscreenirregular(usuallyred)spotsSolution:inordertoensurethenormaloperationofthemachine,itisnecessaryforprofessionalstocleananddustthemachineregularly,andthespotswilldisappearQ:thereisaprojectionimage,thephenomenonofirregularcurveshowshowtodoAnswer:adjustthebrightnessoftheimageCheckthelensoftheprojectortoseeifthelensneedscleaningAdjustthesynchronizationandtrackingsettingsontheprojectorQuestion:intheuseofprojectors,suddenlyautomaticpoweroff,afterawhilethebootandrecovery,whatisthematterAnswer:usuallyduetooverheatinginthemachinecausedbythephenomenonofoverheatingofthemachinestartedtheprojectorheatprotectioncircuit,resultinginpowerfailureInordertomaketheprojectorworknormallyandpreventthemachinefromheatingtoohigh,attentionshouldbepaidnottoblockorcovertheradiatorandventilationholesatthebackandbottomoftheprojector

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